Invalidity dossier
US 9110622
Internet-pads that include a digital camera, a touch sensitive screen interface, and support for voice activated commands
Current assignee: Flexiworld Technologies, Inc.
Added 9/15/2026, 12:49:33 AM
Active provider: DeepSeek · deepseek-flash
Patent summary
Title, assignee, inventors, filing/issue dates, abstract, and a plain-language overview of the claims.
I'll search for the authoritative details on this specific patent, including any 2026 CAFC activity.
Let me check for any 2026 CAFC docket activity involving this patent.
Summary of US Patent 9,110,622 B2
Identification & bibliographic data
(All identifiers taken literally from the patent front page and Google Patents.)
| Field | Value |
|---|---|
| Patent number | US 9,110,622 B2 |
| Title | "Internet-pads that include a digital camera, a touch sensitive screen interface, and support for voice activated commands" |
| Application no. | US 13/710,306 |
| Prior publication | US 2013/0103775 A1 (published Apr. 25, 2013) |
| Inventors | William Ho Chang (Vancouver, WA); Christina Ying Liu (spelled "Freemont," CA on the patent front page) |
| Assignee | Flexiworld Technologies, Inc., Portland, OR |
| Filing date | December 10, 2012 |
| Issue date | August 18, 2015 |
| Priority date | November 1, 2000 (family continuation/divisional) |
| Status | Expired – Fee Related (anticipated expiration Nov. 1, 2021); front page notes "subject to a terminal disclaimer" |
| Representative CPC | G06F3/167 (audio UI/voice commands), G06F15/16, G06F3/041, G06F3/12x (digital output/printing incl. G06F3/1292 wireless printing), G06Q20/32x (wireless payment), H04W88/02 |
Sources: Google Patents (https://patents.google.com/patent/US9110622/en), Flexiworld (http://www.flexiworld.com/patent/us-9110622/), the complaint exhibit at https://www.docketalarm.com/cases/Texas_Western_District_Court/6--20-cv-00553/Flexiworld_Technologies_Inc._v._Amazon.Com_Inc._et_al/docs/1/3.pdf
Abstract
"New Internet-Pad specifications that include voice activated command functions are disclosed and enabled. The Internet-Pad may include a touch sensitive screen, a digital camera, a wireless communication unit, an operating system, a graphical user interface, an e-mail application, an Internet browsing application, and an application for playing audio or video content. The Internet-Pad operating system supports an application programming interface (API). A user can install additional applications. The Internet-Pad may further include a microphone and a speaker for interacting via voice commands with the user. In some examples, the user may take a picture with the digital camera included in the Internet-Pad and transfer or synchronize the picture to a wireless output device. In other examples, the Internet-Pad may transmit an e-mail upon receiving voice commands, and the Internet-Pad also may stream or mirror digital content over the air to an output device via voice commands."
Plain-language overview of the independent claims
The patent is in the Flexiworld "pervasive output" family — the specification's definitions describe information apparatuses and output devices (printers, faxes, displays, audio) and driver-upload/synchronization concepts. However, this particular patent's claims are drafted to an "Internet-Pad" (a mobile, wireless tablet-like device) rather than to the printer/output-controller architecture.
Independent claim 1 — apparatus (the Internet-Pad). Directed to a mobile, wireless "Internet-Pad" that supports both a touch-sensitive screen interface and a voice-activated command interface, and that has each of these installed/pre-installed: an e-mail application, a digital imaging application, an image-editing application, an audio application, a video application, a document-editing application, and an Internet browsing application. Its operating system software supports an object model or API to facilitate operation of those applications, and the user can install additional applications. The device further comprises:
- a digital camera,
- a touch-sensitive screen interface and a graphical user interface over it,
- a microphone interface and a speaker interface (for outputting sound and receiving voice commands) plus a voice-activated command function,
- a processing unit and memory/storage,
- a wireless communication unit with a radio-frequency controller and antenna, compatible at least partly with at least part of a protocol within IEEE 802.11 standards, for communicating with one or more distinct wireless output devices.
The Internet-Pad is operable to: (a) receive a voice-command request to transmit/output digital content (e-mail, audio, video, receipt, confirmation, map, photo, graphics, web page, document, or combinations); (b) pass that content from the relevant application(s) for transmission, facilitated at least in part by the OS's object model/API; and (c) transmit/output the content over the wireless unit. It further is operable to (in the picture example) take a picture, present available wireless output devices via the touch screen for user selection, receive a selection, establish an IEEE 802.11-compatible RF connection, and transfer the picture-containing content to the selected wireless output device.
Independent claim 8 — method. A method for transmitting digital content from an Internet-Pad (again a mobile/wireless information apparatus with the enumerated pre-installed applications) via a voice-activated command interface, including the step of discovering, over RF wireless communication through the wireless communication unit (IEEE 802.11-compatible), the one or more wireless output devices available for connection and for transferring/outputting the content.
Claim text is quoted from the Flexiworld patent page and RPX/insight excerpt. Note: the independent claim set appears to comprise at least claim 1 (apparatus) and claim 8 (method); my retrieval of the complete claim set is partial, so I cannot state with full confidence how many total independent claims exist.
Litigation / CAFC 2026 status
- Google Patents and Unified Patents litigation data tie this patent family to:
- Flexiworld Technologies, Inc. v. [Amazon.com, Inc.](/litigations/by-plaintiff/Amazon.com%2C%20Inc.) et al., Texas Western District Court, Case No. 6:20-cv-00553 (Judge "ADA" per the docket header — consistent with Judge Alan D. Albright).
- Washington Western District Court, Case No. 2:21-cv-01055.
- Uncertainty: I found no authoritative record of a 2026 CAFC (Federal Circuit) appeal or docket specifically involving US 9,110,622. My targeted searches of the CAFC/Federal Circuit docket and recent Flexiworld activity returned no results. The patent's stated legal status is Expired – Fee Related (anticipated expiration Nov. 1, 2021), which makes an active 2026 CAFC appeal unlikely but not impossible (e.g., a lapsed-patent or damages appeal). I cannot confirm or deny a 2026 CAFC case from the sources available, and I will not fabricate a docket number. Recommend direct verification via the CAFC CM/ECF and USPTO PatentCenter/PTAB (for any IPR) before relying on this point.
Caveats
- The patent's own specification (as fetched) is a family text focused on "pervasive output" and output controllers; the claims as issued are specifically directed to the Internet-Pad features above. Where the specification background and claim scope diverge, the claims govern.
- Priority date is listed as 2000-11-01 on Google Patents for this patent; note that some related Flexiworld family members (e.g., RE48088) are listed with a 2000-10-31 priority date. I have not reconciled that one-day difference and flag it as a potential family-date discrepancy rather than an error in this patent.
Generated 9/15/2026, 4:45:29 AM
Cases on file (3)
Group view →Specific litigation cases in our database that name US patent 9110622. The free-form analysis below may also discuss cases beyond this list.
- Flexiworld Technologies, Inc. v. Amazon.com Inc. et al.filed Aug 3, 20212:21-cv-01055U.S. District Court, Western District of Washington (Seattle Division)terminated Jul 28, 2025terminated
Defendants: Amazon.com Inc., Amazon.com Services Inc., Amazon Web Services Inc., and 1 other
- 6:20-cv-00553U.S. District Court, Western District of Texasunknown
- 2:22-cv-00225U.S. District Court, Eastern District of Texasunknown
Defendants: Hisense Co., Ltd.
Litigation summary
Past and pending lawsuits — plaintiffs, defendants, jurisdictions, outcomes, and notable rulings.
I'll research litigation involving US patent 9110622. Let me run several targeted searches.
Let me dig into the specific litigation records and case numbers mentioned for this patent.
Summary of findings — US 9,110,622 ("Internet-pads that include a digital camera, a touch sensitive screen interface, and support for voice activated commands")
Important caveat up front: I was able to run several searches but hit my tool-call budget before fully pulling PACER dockets and complaint exhibits for every case. Below I separate (a) what is confirmed by the patent record itself, (b) what is confirmed by secondary litigation databases, and (c) what I could not verify. I did not find any case in which I could positively confirm that a claim of US 9,110,622 was asserted. I am not auto-correcting any patent number.
A. Litigation expressly flagged on the patent's own Google Patents record (authoritative for this patent)
The Google Patents page for US 9,110,622 carries a "Family has litigation" flag and lists these cases:
| Case No. | Court | Link on patent page |
|---|---|---|
| 2:21-cv-01055 | W.D. Wash. | https://portal.unifiedpatents.com/litigation/Washington%20Western%20District%20Court/case/2%3A21-cv-01055 |
| 6:20-cv-00553 | W.D. Tex. | https://portal.unifiedpatents.com/litigation/Texas%20Western%20District%20Court/case/6%3A20-cv-00553 |
It also lists a "First worldwide family litigation filed" entry (Darts-ip family ID 22925285). Note: Google Patents flags this as family litigation, so it reflects suits involving the Flexiworld family/priority chain — not necessarily suits asserting this particular patent.
B. Confirmed case details (secondary databases)
Flexiworld Technologies Inc v. Amazon.com Inc, et al. — 2:21-cv-01055 (W.D. Wash.)
- Plaintiff: Flexiworld Technologies, Inc. (also referred to as "Flexiworld Technologies Inc v. Amazon Web Services Inc et al")
- Defendants: Amazon.com Inc.; Amazon.com Services Inc.; Amazon Web Services Inc.; Amazon.com LLC (and others)
- Jurisdiction: U.S. District Court, Western District of Washington (Seattle Division)
- Case number: 2:21-cv-01055
- Filing date: August 3, 2021
- Presiding judge: U.S. District Judge David G. Estudillo (case initially assigned to Judge Richard A. Jones, reassigned Oct. 18, 2021)
- Nature of suit: 830 Patent; 35 U.S.C. § 271
- Status/outcome: Terminated July 28, 2025; docket flags CLOSED, STAYED, JURYDEMAND. There were opposed motions to dismiss for lack of standing (re the '087, '846 and '064 patents) and an opposed motion to stay. A claim-construction order (Doc. 161) was filed March 5, 2024, addressing, inter alia, an "authentication procedure" term appearing in claims 1, 8, 16 of the '527 patent and claims 1 and 16 of the '072 patent. The court adopted Amazon's construction for "authentication procedure."
- Caveat: In the docket material I retrieved, the patents expressly referenced are short forms '087, '846, '064, '527 and '072. I could not confirm from the retrieved text that the '622 patent (US 9,110,622) was among the asserted patents in this case. Under your "interpret literally, do not auto-correct" instruction, I am not equating '072 or any other short form with '622.
6:20-cv-00553 (W.D. Tex.) — Confirmed only as a Flexiworld Technologies patent case in the Western District of Texas as flagged on the patent page. I was unable to verify the defendant(s), exact filing date, or outcome for this docket within my search budget. Do not treat any defendant guess as verified.
C. Other Flexiworld Technologies litigation located (patent-specific assertion NOT verified)
- Flexiworld Technologies Inc v. Hisense Co., Ltd. et al — 2:22-cv-00225 (E.D. Tex.); 2:22-cv-00228 (E.D. Tex.); and 1:22-cv-04338 (N.D. Ga.) — per the Stanford NPE litigation database (npe.law.stanford.edu).
- Flexiworld Technologies, Inc. v. [defendant] — W.D.N.Y. filings numbered 6:2023-cv-06370, 6:2023-cv-06371, 6:2023-cv-06372, 6:2023-cv-06373 — per Justia dockets (W.D.N.Y., NOS 830).
I could not confirm that US 9,110,622 was asserted in any of the Hisense or W.D.N.Y. cases.
D. Patent status context
The patent record shows an anticipated expiration of 2021-11-01 and a current legal status of "Expired – Fee Related." Priority date 2000-11-01; filed 2012-12-10 (application US 13/710,306); granted/published 2015-08-18. The Google Patents page also flags two U.S. district court filings and a first worldwide family filing as noted above.
Bottom line
- Known/family-level litigation tied to this patent's record: (1) Flexiworld Technologies Inc v. Amazon.com Inc, et al., 2:21-cv-01055 (W.D. Wash.), filed 08/03/2021, closed 07/28/2025; and (2) a W.D. Tex. case, 6:20-cv-00553, details unverified.
- I cannot state with confidence that either case asserted a claim of US 9,110,622 specifically — the retrieved docket text references other Flexiworld patents by short form. If you need claim-level confirmation, the reliable next steps are: pull the actual complaint and infringement contentions from PACER for 2:21-cv-01055 and 6:20-cv-00553 (and Darts-ip family 22925285 for the international picture), and check the case caption pages for the patent-in-suit lists. I hit my research budget before doing that, so please treat the "asserted in" linkage as unverified rather than confirmed.
Generated 9/15/2026, 4:45:30 AM
Proceedings on file (0)
All PTAB activity →AIA trial proceedings (IPR / PGR / CBM) filed at the USPTO Patent Trial and Appeal Board against this patent. Sourced from the USPTO Open Data Portal and refreshed every six hours; each proceeding number deep-links to the PTAB E2E docket.
Current assignee: Flexiworld Technologies, Inc.
No PTAB proceedings on file. This patent has not been challenged via IPR, PGR, or CBM. The absence is itself a signal — well-asserted patents eventually attract IPRs. The LLM analysis below may surface filings the ODP feed hasn’t indexed yet.
PTAB challenges
AIA trial proceedings at the USPTO Patent Trial and Appeal Board — IPR, PGR, and CBM. Petitioners, judge panels, claim-level invalidation outcomes from Final Written Decisions, and Federal Circuit appeals. The single most important defensive datapoint after litigation history.
I'll verify the structured "no proceedings" default against public PTAB/CAFC sources before finalizing.
Let me run additional targeted searches to confirm there is no proceeding specifically against the '622 patent.
PTAB / AIA Trial Analysis — US 9,110,622 B2
Filtered from the structured "PTAB proceedings on file" block (USPTO Open Data Portal, most recent ingest): zero AIA trial proceedings. I verified against public PTAB/CAFC sources per the task instructions. No proceeding number has been invented; nothing was auto-corrected.
Proceedings overview
Total AIA trial proceedings on US 9,110,622 B2: 0 — 0 active, 0 claims invalidated, 0 claims sustained, 0 settled, 0 institution denials.
Bottom-line defensive posture: The '622 patent has never been tested at the PTAB. There is no canceled claim to lean on and no FWD to quote. A defendant cannot say "claims 1–8 are dead." What a defendant can say is more subtle and, in some ways, weaker: the patent is expired (anticipated expiration 2021-11-01; status "Expired – Fee Related"), so the live exposure is past damages, not an injunction — but its validity is entirely untested, and the burden-shifting, estoppel-laden leverage of an IPR is simply unavailable because you cannot file an IPR against an expired patent in any practically useful way (no amendment, and the Board's Apple v. Fintiv/§ 315(a) discretionary calculus changes). For a defendant today, this patent must be defended on § 102/§ 103/§ 112 in district court or by DJ action, not at the Board.
There are therefore no per-proceeding sections — none exist for this patent. The adjacent Flexiworld proceedings below are included only to describe the family-litigation climate, and they are explicitly not proceedings on the '622 patent.
Adjacent Flexiworld proceedings — NOT on the '622 patent (family context only)
These are surfaced because the same patent owner has been repeatedly IPR'd, and because a defendant's counsel will inevitably ask "has anyone else tried?" The answer is yes — against sibling patents, never against the '622 patent. Do not conflate these with the '622 patent; the patent numbers are different and the Board's holdings do not bind anything about the '622 patent.
IPR2022-00775 — Unified Patents, LLC v. Flexiworld Technologies, Inc.
- Type: Inter Partes Review
- Patent challenged: US 9,836,257 (the "'257 patent") — not the '622 patent
- Filed: 2022 (institution decision issued 2022-11-08)
- Status: FWD issued 2023-11-01 — no challenged claims held unpatentable; Patent Owner's Revised Motion to Amend was dismissed (35 U.S.C. § 318(a))
- Judge panel: APJs Terrence W. McMillin (joined by Ogden and Dougal) on the institution decision
- Petition grounds: § 103 obviousness over prior-art combinations (Unified's expert Declarations Exs. 1003, 1017, 1024)
- Outcome (claim-level, per public reporting): claims 27 and 28 of the '257 patent were upheld — Unified failed to show unpatentability under § 103
- Defensive value (for the family, not the '622 patent): this is a patent-owner win; it shows Flexiworld will litigate an IPR to FWD and has already defeated a Unified Patents obviousness attack on a closely related content-transfer patent. That is a signal that an IPR-based strategy against this family is not a layup.
- Sources: https://www.unifiedpatents.com/insights/2022/11/10/flexiworld-wireless-communications-patent-likely-invalid (institution); https://patexia.com/feed/ptab-upholds-flexiworld-s-wireless-content-transfer-patent-after-challenge-by-unified-patents-20231103 (FWD outcome, panel)
IPR2023-00846 — Lexmark International, Inc. v. Flexiworld Technologies, Inc.
- Type: Inter Partes Review
- Patent challenged: US 9,965,233 (the "'233 patent") — not the '622 patent
- Filed: 2023-04-28
- Status: Terminated – Settled
- Institution decision: 2023-11-14
- Termination date: 2024-01-26
- Settlement terms: Not public / confidential in the record I retrieved
- Defensive value: shows a commercial printer OEM (Lexmark) was willing to fund an IPR against this family but the case ended by settlement shortly after institution — i.e., the family has attracted both an NPE-defense aggregator (Unified) and a market participant (Lexmark), yet the '622 patent specifically has drawn no petition.
- Source: https://ipverse.greyb.com/ptab-web/cases/case-details/IPR2023-00846
Strategic summary
Claim status on the '622 patent: entirely UNTESTED — no claim canceled, no claim sustained, no claim construed by the Board. Because there is no AIA proceeding, there is no FWD claim-level roadmap for this patent: no independent claim has been invalidated, no dependent claim has been canceled, and nothing has been held patentable. Any representation that "claims 1–5 are canceled" or that "the patent survived two IPRs" as to the '622 patent would be false. The independent claims identified in the earlier summary (apparatus claim 1 and method claim 8, with the enumerated Internet-Pad limitations: touch screen, digital camera, microphone/speaker, voice-activated command interface, 802.11-compatible RF unit) are live and un-adjudicated before the Board — subject only to the patent's expired status. Note the patent's own record shows a terminal disclaimer and an anticipated expiration of 2021-11-01, so the practical defense question is damages exposure on past conduct, not prospective freedom-to-operate.
Estoppel landscape: there is no § 315(e)(2) estoppel, because there was never a petitioner. This cuts in the defendant's favor only in the sense that no prior-art ground has been foreclosed — every piece of prior art (including the mature 1995–2001 mobile-computing, 802.11 and touch/voice-interface art) remains available to raise in district court, in a DJ action, or in an ex parte reexam. But it also means you cannot rely on a prior petitioner's work product or a Board institution record; you would be building the invalidity case from scratch. If a defendant does file an IPR (assuming it can — see the expiration problem below), § 315(e)(2) then binds it and its privies in the parallel district case.
Pattern signals. The same patent owner has been challenged at the PTAB on at least two sibling patents ('257 via Unified Patents IPR2022-00775; '233 via Lexmark IPR2023-00846), so the family is a known NPE target — but the '622 patent itself has never been petitioned. There is no evident defensive aggregator in the chain for the '622 patent (Unified's activity was on the '257 patent, per the reporting above). Flexiworld has shown it will litigate an IPR to FWD and win on § 103 (the '257 patent), and it has also settled post-institution (the '233 patent) — so both outcomes are on the table if a petition is ever filed. The '622 patent is also one of the 10 patents asserted against Amazon in W.D. Tex., 6:20-cv-00553 (Judge Albright), and Flexiworld filed a parallel W.D. Wash. action, 2:21-cv-01055, closed 2025-07-28 — i.e., this patent has been asserted but never IPR'd.
Recommended next steps
Treat the record as "no PTAB activity." There is no FWD for US 9,110,622 to quote or link. The absence is the signal: this is a well-asserted but IPR-adverse patent. Verify negatively via USPTO PTAB E2E and search the patent number directly — do not accept a family-level "IPR" hit for the '257 or '233 patents as covering the '622 patent.
Front-load the invalidity work in district court, not the Board. Because the patent is expired (anticipated expiration 2021-11-01), an IPR offers little to no practical benefit (no claim amendment leverage, and the Board disfavors trials where the only real issue is past damages). Prioritize a § 102/§ 103 obviousness case built on pre-2000/2001 art in the exact claim-1 and claim-8 elements: 802.11-compatible RF units, touch-sensitive screens, digital cameras in handheld devices, and voice-activated command interfaces. Consider ex parte reexamination if you want a validity determination at the Office without the IPR/estoppel overhead.
Watch for any new petition on the '622 patent — the family's PTAB history shows petitions can arrive late in a litigation. If one is filed, the statutory clock matters: institution decision within 6 months of the petition, and a 1-year trial deadline from institution to FWD. Any pending district case could then face a § 315(a)/(b) or Fintiv discretionary-denial fight given the patent's expired status.
For claim-construction and family-context leverage, the closest useful public artifacts are the sibling proceedings (IPR2022-00775 FWD upholding '257 claims 27–28; IPR2023-00846 settlement), the W.D. Wash. claim-construction order in 2:21-cv-01055 (Doc. 161, 2024-03-05, construing "authentication procedure"), and the Amazon complaint in 6:20-cv-00553. These are persuasive context only — none adjudicates the '622 patent.
Caveat on sources: the structured ODP block is authoritative and empty for this patent. My supplemental searches confirmed PTAB proceedings only on sibling Flexiworld patents ('257, '233) and returned no petition, IPR number, institution decision, FWD, or Federal Circuit appeal naming US 9,110,622. If a recently filed or unindexed proceeding exists, it would not yet be reflected here — verify directly at PTAB E2E and CourtListener before relying on the zero-count.
Generated 9/15/2026, 4:45:52 AM
Ownership chain (1)
Asserters network →Structured records extracted from the assignment-history narrative below. Each entity links to its full ownership-network profile.
? · recorded 2013-02-20 · Assignment
William Ho Chang; Christina Ying LiuFlexiworld Technologies, Inc.
Assignment history
Inventors, original assignee, and the chain of ownership recorded with the USPTO — including the correspondent attorney who recorded each assignment, since shell-LLC chains often share one repeat-player attorney even when the entity names look unrelated. Surfaces NPE / patent-troll patterns: shell-entity transfers, known asserters in the chain, repeat correspondent fingerprints, pre-litigation assignments, and bankruptcy fire-sales.
I'll research the assignment record for US 9,110,622, starting with the USPTO assignment data and the Flexiworld ownership chain.
Let me search specifically for the assignment record tied to application 13/710,306 and the '622 patent.
Assignment & Ownership Analysis — US 9,110,622 B2
Methodological note / data limitation. I was not able to run a live query against the USPTO Assignment Center (https://assignmentcenter.uspto.gov/ ; mirror at https://assignment.uspto.gov/patent/index.html) or PACER within this session. My assignment findings below are drawn from (a) the Google Patents legal-events record for US 13/710,306 / US 9,110,622, and (b) reel/frame citations that appear in Flexiworld's own infringement complaints and in defendants' answers. The specific reel/frame for the inventors→Flexiworld assignment of this patent was not retrievable in this session. I state plainly which values are confirmed, which are sibling-family values, and which are gaps. Nothing below is fabricated.
Inventors
| Inventor | Residence on face | Employer at filing |
|---|---|---|
| William Ho Chang | Vancouver, WA | Flexiworld Technologies, Inc. |
| Christina Ying Liu | "Freemont," CA (as printed on the front page — a likely misspelling of Fremont; I am not auto-correcting it) | Flexiworld Technologies, Inc. |
- Employer determination: supported only by the recorded assignment — both inventors are named as assignors on the 2013-02-20 assignment to Flexiworld Technologies, Inc. (Google Patents legal events for US 13/710,306: "ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS); Assignors: CHANG, WILLIAM HO, LIU, CHRISTINA YING"). That is the basis for saying their employer was Flexiworld; I did not independently verify employment agreements.
- Pattern assessment — no "inventor exodus" precursor. The classic pre-fire-sale tell (all inventors departing the assignee within 12 months of filing) is not observed. The same two inventors (Chang and Liu) are the named inventors across the entire later Flexiworld continuation wave — e.g., the '596 patent (app. 15/201,194), the '072/'178/'031 group (reel 042385/0202), the '871 patent (reel 046519/0534), and the '856 patent (reel 043675/0454). They appear to have remained attached to the assignee throughout.
- Cluster-filing note (relevant to portfolio-construction intent, not ownership): application 13/710,306 was filed 2012-12-10 in a same-day cluster of continuations out of the 2000-11-01 priority family, alongside at least 13/710,295 (issued as US 9,383,956) and 13/710,299 (issued as US 9,798,516). Same-day chained continuation filing is a portfolio-thickening pattern, and it is the reason the '622 is one of dozens of siblings rather than a standalone asset.
Original assignee
- Entity on the issued patent: Flexiworld Technologies, Inc. (Google Patents lists current assignee as "Flexiworld Technologies Inc," Portland, OR; Unified Patents lists the parent company as "Flexiworld Tech Inc").
- Primary line of business: development and licensing of "pervasive output" technology — the specification is the Flexiworld family text describing an output manager on an information apparatus that discovers output devices, negotiates service, synchronizes/uploads device-dependent drivers or components from an output controller, and then transmits output data over wired/wireless links.
- Product-embodiment status: unclear / not confirmed. I could not verify in this session that Flexiworld shipped a commercial Internet-Pad or comparable consumer device practicing claim 1. Flexiworld's observable activity in the record is patent assertion, not product sales.
- Current status: operating as a patent-holder/serial litigant; still the owner. No assignment transferring the patent away from Flexiworld was found. The asserted family litigation (Texas, Washington, New York, Georgia) is brought by Flexiworld itself, which is consistent with retained ownership. The patent itself is Expired – Fee Related (anticipated term expiration 2021-11-01), so there is no live maintenance-fee abandonment to track.
- Caveat/contradiction flag: The prior "Patent summary" section flagged a one-day priority-date mismatch (2000-11-01 here vs. 2000-10-31 on some siblings such as RE48088). That discrepancy is carried forward un-reconciled; it does not affect the assignment analysis.
Assignment timeline
Only one ownership-changing event is documented for this patent. There is no post-issuance assignment of record — the chain never leaves the original assignee.
- YYYY-MM-DD (executed): not retrieved / recorded 2013-02-20 — Reel/Frame: not retrieved for the '622
- Conveyance: Assignment of Assignors' Interest (per the Google Patents legal event "ASSIGNMENT OF ASSIGNORS' INTEREST")
- Assignor: William Ho Chang; Christina Ying Liu
- Assignee: Flexiworld Technologies, Inc.
- Correspondent: not retrieved (Assignment Center record unavailable to me this session). Because there is only one link, the "repeat correspondent" test cannot be run on this patent in isolation — see Signal 3.
- Context: Original inventor-to-company assignment; routine ownership perfection recorded shortly after the 2012-12-10 filing (recorded ~2 months post-filing). Not a fire-sale, reorg, securitization, or transfer-to-asserter.
Sibling-family reel/frame values (NOT this patent — do not attribute)
For completeness and to prevent mis-attribution, these are reel/frame numbers that Flexiworld's complaints/answers cite for other family members. I did not find any of these cited for US 9,110,622, and none should be presumed to cover it:
| Family member | Reel/Frame cited | Source |
|---|---|---|
| '402 patent | 028733/0064 | RPX litigation document (Flexiworld complaint) |
| '072, '178, '031 patents | 042385/0202 | Flexiworld complaint; Epson answer |
| '596 patent | 039816/0200 | Flexiworld complaint |
| '871 patent | 046519/0534 | Epson answer |
| '856 patent | 043675/0454 | Epson answer |
The '622's own reel/frame, if any, sits on a 2013-era reel that I could not retrieve. Verification step: query Assignment Center by patent number 9110622 (or application 13/710,306) at https://assignmentcenter.uspto.gov/ and record the reel/frame, execution date, and — critically — the correspondent of record.
Timeline diagram
timeline
title Ownership of US 9110622
2000 : Priority date Nov 1
2012 : Application filed by Flexiworld
2013 : Inventors assign rights to Flexiworld
2015 : Patent issued Aug 18
2020 : Flexiworld family suits begin
2021 : Anticipated term expiration
NPE / troll-pattern signals
Shell-entity transfer — NOT PRESENT. No assignment moves the patent from an operating assignee to a licensing LLC. The only recorded conveyance (recorded 2013-02-20) is inventors → Flexiworld Technologies, Inc., and Flexiworld remains the assignee. No "IP/Holdings/Ventures" successor appears anywhere in the chain.
Known asserter in the chain — WEAKLY PRESENT (assignee-as-plaintiff, not assignee-as-acquirer). No classic NPE from the enumerated list (Acacia, Marathon, IV, IPNav, Wi-LAN/Mosaid/Conversant, Vringo, Pendrell, Innovatio, MPHJ, Lumen View, Round Rock, Document Generation Corp, Spangenberg entities) appears in the chain. However, the current assignee, Flexiworld Technologies, Inc., is itself a high-volume patent plaintiff — per the previously generated litigation section, Flexiworld appears in the Stanford NPE litigation database (npe.law.stanford.edu) and maintains multiple assertion campaigns (W.D. Tex. 6:20-cv-00553; W.D. Wash. 2:21-cv-01055; E.D. Tex. 2:22-cv-00225/00228; N.D. Ga. 1:22-cv-04338; W.D.N.Y. 6:2023-cv-06370–06373). This is a conduct signal attaching to the owner, not an acquisition-chain signal.
Repeat correspondent across the chain — NOT ASSESSABLE (single link). One recorded assignment = no recurrence possible. The correspondent of record was not retrievable. This is the single highest-value field to capture on the next live pull, because a repeat correspondent is the standard tell across a portfolio-wide shell network; here, with only one link and the assignee unchanged, there is no chain to correlate.
Cascading transfers — NOT PRESENT. No consecutive assignments through chained LLCs; the patent never changes hands at all.
Pre-litigation transfer — NOT PRESENT. Ownership never changed before suit; the patent has been asserted by its original owner, so there is no "clean-standing/venue" transfer to date-stamp.
Bankruptcy fire-sale — NOT PRESENT. No Chapter 7/11 proceeding for the assignee appears in the record; Flexiworld remains the owner and the plaintiff. The patent instead lapsed by term (anticipated expiration 2021-11-01).
Privateering — NOT PRESENT / UNCLEAR. There is no operating-company-to-NPE transfer to characterize as privateering; Flexiworld is simultaneously the developer-named owner and the litigant. (If Flexiworld itself is characterized as a PAE, that is a direct-assertion model, not privateering.)
Defensive aggregator — NOT PRESENT. The chain does not terminate at RPX, AST, LOT Network, Unified Patents, or OIN. The patent has not been neutralized.
Verdict
Insufficient data — applying the rubric literally, the only assignment of record is the original 2013-02-20 inventor-to-assignee assignment, and no post-issuance transfers exist; the ownership chain therefore neither exhibits nor refutes an NPE acquisition pattern, and I could not retrieve the Assignment Center record (reel/frame, execution date, correspondent) to complete the analysis. Nothing in the transfer record supports a shell-entity, cascading-transfer, pre-litigation-transfer, fire-sale, or privateering finding, and the chain does not end at a defensive aggregator. Important nuance for the file: the only meaningful NPE-adjacent evidence is not in the assignment chain but in the assignee's own litigation conduct — Flexiworld Technologies, Inc. is the retained owner and a serial plaintiff (per the Stanford NPE database and the cases cited above) — which, if NPE status is assigned at all, would make this a single-entity direct-assertion model rather than a transferred-asset troll chain.
Verify at: https://assignmentcenter.uspto.gov/ (search patent 9110622 / application 13/710,306) — capture reel/frame, conveyance type, execution date, and correspondent of record, then re-run Signals 2 and 3.
Generated 9/15/2026, 4:46:23 AM
Prior art
Earlier patents, publications, and products that may anticipate or render the claims unpatentable.
I'll search the USPTO and patent databases for US 9,110,622, focusing specifically on its cited prior-art references.
Let me pull the actual patent documents (front page lists "References Cited" and examiner citations).
Prior-Art Analysis — US 9,110,622 B2
Search executed: April 26, 2026 · Sources queried: US/UK patent web search, Google Patents, Justia Patents, free patent databases, USPTO PTAB document host.
0. Search-integrity note (strict-number compliance)
I was instructed to search only for US 9,110,622 and not to auto-correct or substitute similar numbers. My queries returned several numerically similar but unrelated documents, which I am explicitly excluding and expressly flagging so they are not mistaken for the target:
| Returned by search | What it actually is | Why excluded |
|---|---|---|
| DE 9110622 U1 | "Holder for a shower head" (German utility model) | Not a US patent; plumbing hardware |
| RU 2053145 C1 | Russian vehicle airbag patent citing FR 9110622 | The "9110622" is a French priority application number, not a patent number |
| US 6,123,308 | Faisst, "Shower holder" | Unrelated art (matched only on stray "patent" tokens) |
| US 6,788,332 B1 | "Wireless Imaging Device and System" | Related family context only; not confirmed as a citation of the '622 patent |
Per the operating rules, I did not substitute any of these for US 9,110,622 B2.
Identity confirmed (from the authoritative full text): US 9,110,622 B2 — "Internet-pads that include a digital camera, a touch sensitive screen interface, and support for voice activated commands," application 13/710,306, filed 2012-12-10, issued 2015-08-18, inventors William Ho Chang and Christina Ying Liu, assignee Flexiworld Technologies, Inc., priority 2000-11-01.
1. Critical limitation on this deliverable — I could not retrieve the examiner's "References Cited" list
I must be explicit rather than fabricate. The task asks me to walk through each patent citation on the '622 front page and map it to claims. My tool budget expired before I could retrieve:
- the "References Cited" block (U.S. Patent Documents / Foreign Patent Documents / Other Publications) from the printed patent, and
- the USPTO PatentCenter "References Cited" / "Citations" tab for application 13/710,306.
The fetched full text supplied to me is the specification and abstract only — it is truncated before the claims and before the front-page citations. My external searches returned generic third-party pages (Justia, Unified Patents, PTAB document host) but not the enumerated citation list.
Therefore I will not enumerate specific reference numbers as if verified. Inventing citations (a common failure mode for this family, which has hundreds of family members) would be worse than reporting the gap. Below I give (a) what is verifiable from the record, (b) the prior-art landscape the specification itself identifies, and (c) an exact retrieval path.
2. What IS verifiable from the record regarding prior art
2a. Prior art expressly discussed in the specification's own background
The '622 specification (authoritative text I was given) describes the following as the state of the art being improved upon. These are background admissions, useful under §102(a)/(b) as applicant-admitted art and as the framework the examiner would have cited against:
| Prior-art subject matter (as described in the spec) | Representative spec text | Claims it bears on |
|---|---|---|
| Wired printer connection + mandatory printer-driver install/config per printer model | "a user must first install in the information apparatus a printer driver corresponding to a particular printer model and make"; "the user would currently be required to install and configure a printer driver each time at each such different location" | Claim 1 (device independence from pre-installed drivers); Claim 8 (discovery/output without driver pre-install) |
| Network printing via LAN, print servers, spooling, driver download from a server | "Printers are often connected to the network using a network adapter… Print servers may be used to manage print jobs (such as spooling)… the driver of each networked printer may be stored in the network… available for clients to download" | Claim 1/Claim 8 (wireless discovery of output device; contrast with server-mediated printing) |
| Static-network dependence / loss of capability outside network coverage | "once outside of the office building… the office worker can no longer print to any printer he or she desires" | Claim 8 (RF discovery of available wireless output devices) |
| Wireless link technologies | "IrDA, home RF, Bluetooth, IEEE 802.11, HiperLan2"; IrDA described as "point-to-point… narrow angle… 0 to 1 meter" | Claim 1 (express IEEE 802.11 compatibility requirement); Claim 8 (RF discovery) |
| Digital camera + printer as separate devices | "a user who takes a picture with a digital camera may want to easily print it out to a nearby printer" | Claim 1 (integrated digital camera + picture transfer workflow) |
| Raster image processing in a host device vs. printer controller | "a device-dependent printer driver… may be needed in the information apparatus to convert digital document… into print data"; PostScript/PCL/EMF/XML/HTML/TIFF/JPEG/RTL examples | Claim 1 (content formatting/output); Claim 8 |
Note the key claim-differentiating feature for §102 purposes: claim 1 requires an IEEE 802.11-compatible radio-frequency controller and antenna, a digital camera, a touch screen, and a voice-activated command function all in one mobile "Internet-Pad" with a specific enumerated set of pre-installed applications. The background art above is largely single-feature; the examiner's §102 rejections would need a reference disclosing that combination.
2b. "Cited By" relationships found (these are NOT prior art — reverse citations)
My search surfaced instances where US 9,110,622 appears in the "References Cited" list of later patents (i.e., '622 is cited by them). This is the reverse direction and does not qualify as §102 prior art against '622:
- US 11,204,729 (Robinson et al., Apr. 22, 2014) — lists "9110622 | August 18, 2015 | Chang et al." (Justia, https://patents.justia.com/patent/[11204729](/patent/11204729))
- RE48,088 E1 (Chang et al.) — lists "9110622 | August 18, 2015 | Chang et al." (https://patents.justia.com/patent/[RE48088](/patent/RE48088))
- US 9,389,822 (Chang et al.) — lists "9110622 | August 18, 2015 | Chang et al." (https://patents.justia.com/patent/[9389822](/patent/9389822))
⚠️ Cross-reference check against the earlier "Patent summary" section: That section correctly flagged that some family members (e.g., RE 48,088) carry a 2000-10-31 priority date, while US 9,110,622 is listed at 2000-11-01. The Unified Patents entry I retrieved (https://portal.unifiedpatents.com/patents/patent/RE48088) independently shows RE48088 priority date 2000-10-31. This confirms the one-day family-date discrepancy flagged earlier — it is a genuine family-date variance, not a transcription error in the '622 record. Flagging per the "if you find a contradiction, flag it" instruction.
2c. A live USPTO administrative lead (not a prior-art citation)
A USPTO PTAB petition document returned in search shows an examiner/party search history containing the query strings:
"9110622".pn. "9164718".pn.(searched 2015-11-16)"9110622".pn.(searched 2016-03-01)
Source: https://ptacts.uspto.gov/ptacts/public-informations/petitions/1549382/download-documents?artifactId=…
This indicates a PTAB proceeding (petition 1549382) in which the '622 patent number appears in a search-strategy exhibit. I could not open the petition to confirm whether '622 is the challenged patent, a cited reference, or merely a family-search string. Treat as a lead requiring verification, not as confirmation of an IPR/§102 ground. Earlier sections already note I found no confirmed 2026 CAFC docket for '622 — this PTAB lead is consistent with that finding (administrative, not appellate).
3. §102 mapping — what I can and cannot responsibly state
Because I could not retrieve the enumerated reference list, I cannot produce the requested line-by-line "Reference X anticipates claim Y" table without fabricating. What I can state with confidence about the §102 structure of this patent:
- §102 burden sits on a single-reference combination. Claims 1 and 8 are apparatus/method claims reciting a conjunctive set of elements (mobile wireless pad + IEEE 802.11 RF unit + digital camera + touch screen + voice-activated commands + microphone/speaker + OS object model/API + user-installable apps + seven enumerated pre-installed application types). For §102 anticipation (as opposed to §103 obviousness), a reference must disclose every element arranged as claimed. This is precisely why this claim set is more vulnerable to §103 combinations of separate references than to pure §102 single-reference anticipation.
- The IEEE 802.11 limitation is the sharpest §102 knife. Any single prior-art reference that discloses an 802.11-compatible mobile camera device with voice control would be the most likely candidate for a §102 rejection of claim 1; the specification itself concedes 802.11 was a pre-existing standard ("implementations based on the IEEE 802.11 standard"), so the §102 issue is whether the combination with camera + voice + touch screen + the enumerated apps was disclosed, not whether 802.11 existed.
- Claim 8's discovery step ("discovering, over RF wireless communication… the one or more wireless output devices") maps to the specification's own described discovery protocols (Bluetooth, HAVi, Jini, Salutation, Service Location Protocol, Universal Plug-and-play). A §102 reference directed to wireless service discovery between a mobile client and an output device would attack claim 8.
- Priority/§102(b) date: with a 2000-11-01 priority date, the critical date for §102(b) printed publications is 1999-11-01 (one year before), and §102(a) art must predate 2000-11-01. Any candidate reference must be checked against these dates, and the RE48,088 2000-10-31 variance (supra §2b) matters for family-priority challenges.
I am not asserting that any specific numbered reference anticipates any specific claim — that determination requires the actual front-page citation list, which I was unable to retrieve.
4. Exact retrieval path to complete this analysis (recommended next steps)
To generate the deliverable as originally scoped, retrieve the enumerated citations from these authoritative sources:
- USPTO Patent Public Search / PatentCenter — open application 13/710,306 → "References Cited" and "Citations" tabs (examiner-cited U.S. and foreign patent documents + NPL). PatentCenter: https://patentcenter.uspto.gov
- Printed patent front page — the "References Cited" block: download US 9,110,622 B2 PDF from
patentimages.storage.googleapis.com(path for this patent) and read the (56) field. - Google Patents "References Cited" + "Cited By" panels — https://patents.google.com/patent/US9110622/en (the "Cited By" panel is where the '622-cited-in-later-patents listings described in §2b come from; the "References Cited" panel is the prior art I could not load).
- PTAB — pull petition 1549382 at https://ptacts.uspto.gov to confirm whether '622 was challenged (would supply the petitioner's §102/§103 art directly).
- Litigation §102/§103 art — earlier sections identify Flexiworld v. Amazon.com, 2:21-cv-01055 (W.D. Wash.) and 6:20-cv-00553 (W.D. Tex.); the invalidity contentions and IPR petitions in those matters are the richest source of asserted prior art against this family (but, per the earlier caveat, claim-level assertion of '622 itself remains unverified).
5. Bottom line
- Target confirmed: US 9,110,622 B2 (Chang/Liu, Flexiworld), app. 13/710,306, priority 2000-11-01, issued 2015-08-18.
- Could not retrieve the examiner-cited "References Cited" list within my search budget — so I decline to enumerate specific prior-art patent numbers against the claims, because doing so without verification would violate the no-fabrication rule.
- Verifiable prior-art framework (from the specification's own admissions): printer-driver installation burden, LAN/print-server network printing, static-network dependence, and pre-existing wireless standards including IEEE 802.11, plus separate digital-camera/printer picture workflows — these are the areas the examiner's cited art would address, and they bear on claims 1 and 8.
- Verified non-prior-art (reverse citations): US 11,204,729, RE48,088, US 9,389,822 cite '622; they are not §102 art against it.
- Verified lead: PTAB petition 1549382 search-history exhibit references "9110622" — verify before relying on it.
- Flagged discrepancy (confirmed): RE48,088 priority 2000-10-31 vs. '622 priority 2000-11-01 — a real one-day family-date variance, consistent with the note in the earlier "Patent summary" section.
I'd recommend authorizing a follow-up pass with a fresh budget specifically against PatentCenter application 13/710,306 and the PTAB petition 1549382 record to complete the reference-by-reference §102 table.
Generated 9/15/2026, 4:46:04 AM
Obviousness
Combinations of prior art that suggest the claimed invention would have been obvious under 35 U.S.C. § 103.
I'll try to retrieve the actual citation record that the Prior Art section flagged as missing, since a §103 analysis needs real references. Let me run targeted searches.
I retrieved the actual examiner-cited reference list for the '622 (which the earlier Prior Art section flagged as unobtainable). Let me characterize the key cited references before building the §103 combinations.
Obviousness Analysis under 35 U.S.C. § 103 — US 9,110,622 B2
Patent: US 9,110,622 B2 (Chang & Liu, Flexiworld Technologies, Inc.), app. 13/710,306, filed 2012‑12‑10, issued 2015‑08‑18, pre‑AIA (priority chain: 60/245,101 filed 2000‑11‑01 → 10/016,223 filed 2001‑11‑01 → 12/903,048 filed 2010‑10‑12 → 13/710,306).
Important process note up front. The earlier Prior Art section on this page stated it could not retrieve the examiner's citation list and therefore declined to name references. I was able to retrieve a substantial portion of that list (Justia's References Cited panel for patent 9110622). I use it below, but I flag three integrity limits: (1) the retrieved fragment is truncated (it cuts off mid-entry at 6,184,996, "February 6, …"), so it is not the complete list; (2) I verified the content of only one cited reference (Douglas, 5,946,031); for the rest I have numbers/issue dates/inventor names but not confirmed disclosures; and (3) per the operating rules I am not auto‑correcting or substituting any number, and I do not assert that any specific reference anticipates any specific claim.
I also flag a cross‑reference correction to the earlier Litigation section: the earlier section listed the assertion of the '622 in W.D. Tex. 6:20‑cv‑00553 as "unverified." An AO 120 form lodged in that docket (filed 6/22/2020, W.D. Tex. Waco Division, Judge "ADA"/Albright) lists five patents including "9,110,622 | 8/18/2015 | Flexiworld Technologies, Inc." against [Amazon.com, Inc.](/litigations/by-plaintiff/Amazon.com%2C%20Inc.), Amazon.com Services, Inc., and Amazon Web Services, Inc. The '622 was therefore asserted in that case.
1. Governing framework
Because the application was filed before 2013‑03‑16 but claims a 2000 priority date, pre‑AIA § 103(a) applies. The controlling test is Graham v. John Deere Co., 383 U.S. 1 (1966), as refined by KSR Int'l Co. v. Teleflex Inc., 550 U.S. 398 (2007):
- Scope and content of the prior art;
- Differences between the prior art and the claims;
- Level of ordinary skill;
- Objective (secondary) considerations.
KSR supplies the motivation rationales a challenger should plead and the patentee must rebut:
- Known elements, predictable result — "the combination of familiar elements according to known methods is likely to be obvious when it does no more than yield predictable results."
- Motivation need not be in the references — it may be found in "the nature of the problem to be solved, the teachings of the prior art, or the ordinary creativity of a [POSITA]."
- Obvious to try where there is "a finite number of identified, predictable solutions."
- Design incentives / market forces and known technique substitution (MPEP 2144.04, 2145).
For printed publications, the § 102(b) critical date is 1999‑11‑01; § 102(a) art must predate 2000‑11‑01; § 102(e) U.S. patents/published applications qualify if filed before the effective date. Pre‑AIA § 103(c)(1) disqualifies commonly owned § 102(e)/(f)/(g) art — relevant because the Chang/Liu family is commonly owned by Flexiworld.
2. Scope of the prior art — the references of record (partially retrieved)
The retrieved References Cited fragment for US 9,110,622 lists (U.S. Patent Documents), in relevant part:
| No. | Date | Inventor(s) |
|---|---|---|
| 5,940,843 | 1999‑08‑17 | Zucknovich et al. |
| 5,946,031 | 1999‑08‑31 | Douglas |
| 5,946,110 | 1999‑08‑31 | Hu et al. |
| 5,953,546 | 1999‑09‑14 | Okada et al. |
| 5,960,162 | 1999‑09‑28 | Yamamoto |
| 5,968,176 | 1999‑10‑19 | Nessett et al. |
| 5,974,401 | 1999‑10‑26 | Enomoto et al. |
| 5,978,560 | 1999‑11‑02 | Tan et al. |
| 5,983,200 | 1999‑11‑09 | Slotznick |
| 5,987,454 | 1999‑11‑16 | Hobbs |
| 5,993,047 | 1999‑11‑30 | Novogrod et al. |
| 6,006,265 | 1999‑12‑21 | Rangan et al. |
| 6,009,464 | 1999‑12‑28 | Hamilton et al. |
| 6,020,973 | 2000‑02‑01 | Levine et al. |
| 6,023,715 | 2000‑02‑08 | Burkes et al. |
| 6,034,621 | 2000‑03‑07 | Kaufman |
| 6,035,214 | 2000‑03‑07 | Henderson |
| 6,043,898 | 2000‑03‑28 | Jacobs |
| 6,046,820 | 2000‑04‑04 | Konishi |
| 6,061,142 | 2000‑05‑09 | Shim |
| 6,069,707 | 2000‑05‑30 | Pekelman |
| 6,070,185 | 2000‑05‑30 | Anupam et al. |
| 6,072,595 | 2000‑06‑06 | Yoshiura et al. |
| 6,076,076 | 2000‑06‑13 | Gottfreid |
| 6,076,109 | 2000‑06‑13 | Kikinis |
| 6,078,906 | 2000‑06‑20 | Huberman |
| 6,087,060 | 2000‑07‑11 | Chase et al. |
| 6,088,450 | 2000‑07‑11 | Davis et al. |
| 6,101,291 | 2000‑08‑08 | Arney et al. |
| 6,138,178 | 2000‑10‑24 | Watanabe |
| 6,141,659 | 2000‑10‑31 | Barker et al. |
| 6,144,997 | 2000‑11‑07 | Lamming et al. |
| 6,145,031 | 2000‑11‑07 | Mastie et al. |
| 6,148,346 | 2000‑11‑14 | Hanson |
| 6,167,514 | 2000‑12‑26 | Matsui et al. |
| 6,173,407 | 2001‑01‑09 | Yoon et al. |
| 6,184,996 | 2001‑02‑06 | (truncated) |
Foreign documents listed on the '622 front page include CN 1217503 A (5/1999) and CN 1488106 A (4/2004). Anomaly to flag: a 2004‑published foreign document on a 2000‑priority patent is presumptively outside § 102(a)/(b). It is either a family member of an earlier reference, an IDS submission, or evidence that the examiner applied a later effective date to some claims. This should be checked against the file wrapper.
Non‑patent literature of record in the family (retrieved from the sibling US 8,332,521 record — attribute carefully, these are not confirmed as citations on the '622 itself):
- Bisdikian, Bhagwat, Gaucher, Janniello, Naghshineh, Pandoh & Korpeoglu, "WiSAP: a wireless personal access network for handheld computing devices," IEEE Personal Communications, vol. 5, no. 6, pp. 18–25, Dec. 1998 — a handheld device communicating over a wireless personal access network. Directly on point against claim 1's handheld + wireless-network-to-peripheral architecture.
- Blent Miller, "Mapping Salutation Architecture APIs to Bluetooth Service Discovery Layer," v1.0, Jul. 1, 1999 — discovery of services/devices between a client and a wireless peer.
- Bettstetter & Renner, "A Comparison of Service Discovery Protocols and Implementation of the Service Location Protocol," Sep. 13–15, 2000 — service-discovery protocol comparison (relevant to claim 8's discovering step), though dated after the 2000‑11‑01 priority and thus likely usable only as background or if the effective date slides.
- House & Quon, "An on‑line communication print service for the demanding client," SIGDOC '93, pp. 135–139 (1993) — network print-service provisioning.
Confirmed-content reference (verified): US 5,946,031 (Douglas, 1999‑08‑31), "Electronic still camera with printing capability." Its specification states, verbatim, that conventional electronic cameras "lack the capability to provide images on photosensitive media," that printing "may be necessary to download the stored electronic image to a computer, or similar processing unit, and to subsequently transmit to a printing device," and that an object of the invention is "to allow a user to print an electronically‑stored image onto photosensitive media without the need for first downloading the image to a computer or other processing unit." It discloses an integral LCD preview panel, an image selection assembly, adjustment of print characteristics (color, sharpness, contrast), and a "print" button. This is confirmed from the patent document itself.
3. The claim set and element decomposition
Independent claims identified: claim 1 (apparatus), claim 8 (method), and claim 15 (Internet‑Pad software / program of commands). Claim 11 depends from claim 8 (take picture → transfer picture). Caveat: I retrieved only a partial claim set; the full text of dependent claims 2–7, 9–10, 12–14 and 16–20 is not verified. The CPC classification of record (G06Q20/3224 transactions dependent on location of M‑devices; G06Q20/4012 PIN verification; G06Q20/40145 biometric identity checks; G06Q20/3278 RFID/NFC payments) strongly suggests the dependent claims add payment, authentication, and location‑based limitations — any § 103 ground should be extended to those once the text is confirmed.
Claim 1 decomposes into:
| # | Limitation | § 103 significance |
|---|---|---|
| 1a | Mobile, wireless "Internet‑Pad"; processing unit; memory/storage | Preamble + routine hardware |
| 1b | Digital camera for taking pictures | Off‑the‑shelf module; Douglas |
| 1c | Touch‑sensitive screen + GUI | Known pen/tablet input |
| 1d | Microphone + speaker interfaces | Known I/O |
| 1e | Voice‑activated command function | Weakest point in the record |
| 1f | OS software supporting an object model or API | OS art |
| 1g | Pre‑installed e‑mail, digital imaging/image editing, audio, video, document editing/creation, Internet browsing apps | Suite‑of‑apps art |
| 1h | User can install additional applications | Open‑platform art |
| 1i | RF wireless unit with RF controller + antenna, compatible at least partly with at least part of a protocol within IEEE 802.11 | Standardized 1997; applicant admission |
| 1j–1l | Receive voice request → pass content from app via OS object model/API → transmit | The combination step |
| 1m | Picture example: take picture → present discovered output devices on touch screen → receive selection → establish 802.11 RF connection → transfer picture | Combination of Douglas + discovery + printing art |
4. Combination theories
Ground 1 — Handheld wireless computing + 802.11 + OS with API/application suite
Proposed combination: portable/handheld computing and "Internet appliance" art (of record: Kikinis 6,076,109; Henderson 6,035,214; Okada 5,953,546; the '622's own cited CN 1217503 A (5/1999)) + handheld wireless‑network art (Bisdikian WiSAP, Dec. 1998) + the admitted IEEE 802.11 standard and its commercial PCMCIA implementations + OS/API art (of record: Hamilton 6,009,464; Anupam 6,070,185).
Motivation (KSR "nature of the problem" and "market forces"): the specification itself supplies the motivation — mobile users with "limited memory and storage capacity" who want e‑mail, maps, receipts, and photos output "at any time, anywhere." Adding a standardized 802.11 radio to a handheld was the predictable use of a known technique for its established function (untethered LAN connectivity), and an OS exposing APIs so multiple applications can share device‑management functions (mirroring FIG. 3A of the specification) was the ordinary architecture of the day.
Element coverage: 1a, 1c, 1f, 1g, 1h, 1i, 1l. Confidence: moderate on elements; the specific reference disclosures remain unverified.
Ground 2 — Camera + direct, computer‑free printing (Douglas) + wireless output path
Proposed combination: Douglas 5,946,031 + network/wireless printing art of record (Burkes 6,023,715; Levine 6,020,973; Hanson 6,148,346 (modular printer‑driver architecture); Tan 5,978,560; Pekelman 6,069,707; Watanabe 6,138,178).
Motivation: Douglas states the motivation expressly — to print "without the need for first downloading the image to a computer or other processing unit," eliminating the camera→PC→printer chain. The '622 specification states the identical problem in the identical words of purpose ("a user who takes a picture with a digital camera may want to easily print it out to a nearby printer"). This is about as strong a KSR "common problem / predictable solution" showing as exists. Substituting Douglas's integral printer with a wireless, discovered output device is the substitution of a known element for a known function.
Element coverage: 1b, 1m, and claim 11. Confidence: high on the motivation; moderate on element coverage (Douglas is wired/integral, so the wireless limitation must come from a second reference).
Ground 3 — Voice‑activated command as a known input modality
Record status: this is the weakest link. No speech/voice‑recognition reference appears in the retrieved fragment of the '622's citation list. The § 103 attack here therefore rests principally on applicant admission: the '622 specification states that output "may be initiated by various means, such as by using a soft key, push button, keyboard, keypad, mouse, stylus, software GUI, command or voice activated command, etc." Having enumerated voice as a known initiation mechanism, the patentee must explain why selecting it from that finite list was not the predictable use of a known technique (§ 103; KSR "finite number of identified, predictable solutions"). Pre‑2000 voice‑dialing and embedded speech recognition in mobile devices supply the underlying technology, but I could not identify a specific voice‑command reference of record and I will not invent one — this must be supplied from a fresh search.
Element coverage: 1e, and the trigger in 1j/claim 8. Confidence: low‑to‑moderate. Expect this element to be the crux of any § 103 dispute.
Ground 4 — Device discovery + presentation of discovered devices for selection
Proposed combination: the admitted discovery protocols (Jini (1998), UPnP (1998–99), SLP (RFC 2608, 1999), Salutation (1995–99), Bluetooth SDP (1998), all named in the specification) + the family NPL (Miller, Salutation‑to‑Bluetooth‑SDP mapping, 1999; Bisdikian WiSAP, 1998) + service‑directory art of record (Hamilton 6,009,464; Rangan 6,006,265; Lamming 6,144,997).
Motivation: claim 8 requires discovering wireless output devices "available for establishing a radio frequency wireless connection," then "providing … the one or more discovered wireless output devices for selection by the user." Presenting a discovered‑device list for user selection via GUI and/or audio prompt is the standard discover‑and‑select idiom; the specification concedes the protocol landscape. Element coverage: claim 8's discovery and selection steps. Confidence: moderate.
Ground 5 — The "Internet‑Pad" claim as the family's own information‑apparatus disclosure plus routine tablet hardware
The '622 shares a specification with the Flexiworld "pervasive output" family and issued subject to a terminal disclaimer. A defensible § 103 theory is that the independent claims are the specification's own disclosed "information apparatus + output manager + output controller" architecture, recast with an "Internet‑Pad" preamble and an enumerated app suite. The specification's own definitions ("Internet appliance, e‑books, digital pads, Web pads") are applicant admissions of the genus. Confidence: moderate, and note this theory is vulnerable to the argument that admissions about a genus do not disclose the species‑level combination.
Ground 6 — The decisive theory: effective‑filing‑date collapse
This is the highest‑value § 103 attack and it should be developed first.
The '622's claims receive the 2000‑11‑01 date only if the 60/245,101 → 10/016,223 → 12/903,048 → 13/710,306 chain provides § 112 written‑description support for the Internet‑Pad‑specific limitations — touch screen, integrated digital camera, voice‑activated commands, installable application platform, 802.11 output. If a limitation lacks support in the 2000 provisional/2001 application, the effective date slides to 2010‑10‑12 (12/903,048) or 2012‑12‑10, at which point the entire 2001–2010 tablet record becomes § 102/§ 103 art: camera phones (2000–), iPod touch (2007), iPhone (2007), Android (2008), iPad (Jan. 2010), plus voice search assistants (Google Voice Search 2008; Siri 2010) and the whole touch‑tablet industry. Under that date the claims would be routine in the extreme.
This is not a hypothetical: Flexiworld's adversary Roku made precisely this argument against a sibling patent. In IPR2022‑01112 (Roku, Inc. v. Flexiworld Technologies, Inc., US 10,140,073) Roku's grounds were all pre‑AIA § 103 using Saulpaugh (US 6,850,979), Castell (US 6,717,801), Beck (US 6,604,140), Putzolu (US 9,021,012) and Larsson (US 7,028,102), with the petition recording that it "reserves the right to demonstrate support in the above prior art's priority documents—or lack of support in Patent Owner's priority documents—if a prior invention/priority argument is made," and applying 2000‑11‑01 "without concession of the proper priority date." In IPR2022‑01267 (Roku v. Flexiworld, US 9,836,257) the petitioner's expert attacked Flexiworld's reliance on the '413 (2001) application as written‑description support, invoking Rivera. Public reporting of the Roku outcome (Oct. 24, 2022) states the PTAB "largely invalidated claims in a wireless communications patent" on obviousness.
Cross‑reference flag (contradiction). The earlier PTAB challenges section concluded that the family's PTAB record was a patent‑owner win (IPR2022‑00775, '257, claims 27–28 upheld) plus a settlement (IPR2023‑00846, '233). The Roku results above (IPR2022‑01112 and IPR2022‑01267 — the latter also on the '257) indicate the family record is more mixed than that section stated: the '257 appears in both the Unified and Roku proceedings, and the Roku proceeding reportedly invalidated claims on § 103. These characterizations should be reconciled against the actual FWDs before the family‑level "PTAB‑favorable" conclusion is relied upon. I did not retrieve the FWDs, so I flag rather than resolve this.
5. Claim‑by‑claim vulnerability ranking
| Rank | Subject matter | Why |
|---|---|---|
| 1 (most exposed) | Claims whose effective date can be moved past 2000‑11‑01 (Ground 6) | iPad‑era art is overwhelming |
| 2 | Claim 11 and claim 1's picture workflow (taking a picture at the pad, selecting a wireless output device, transferring the picture) | Douglas (verified) + wireless printing art + discovery art |
| 3 | Claim 1's 802.11 limitation | Standardized 1997; admitted in the specification |
| 4 | Claim 8's discovery + selection steps | Admitted discovery protocols + Salutation/BT‑SDP NPL |
| 5 | Claim 1/8/15's app‑suite and OS‑API limitations | Conventional software architecture |
| 6 (least exposed as pleaded) | Voice‑activated command function | No identified reference of record; rests on applicant admission |
6. The patentee's non‑obviousness arguments — and the rebuttals
PO argument 1 — "The examiner considered all of this and allowed the claims." The retrieved citation list is large and was of record. That is a real hurdle, but it is persuasive, not dispositive: it shows the examiner did not assemble a § 103 combination, not that none exists. Notably, the retrieved list is heavily weighted to printing/network/camera art and contains no identified voice‑command reference — a gap that suggests the examiner's search never reached the voice‑input art. New art absent from the record defeats the "considered and allowed" inference.
PO argument 2 — "No teaching, suggestion or motivation to combine." Rebutted under KSR: motivation is found in the problem itself (pervasive output for mobile users — the specification's own stated problem), in Douglas's express object (print without a computer), and in market forces (commodity 802.11 radios, camera modules, app platforms).
PO argument 3 — "Post‑2000 products (iPhone, iPad, Siri) are not prior art." Correct, and it is Flexiworld's strongest defense if the 2000 priority holds. This is precisely why Ground 6 (priority collapse) must be exhausted first.
PO argument 4 — "Unexpected results / no reasonable expectation of success in combining voice control with wireless output discovery." Weakly supported: the specification does not describe any unexpected result, and the Federal Circuit requires the objective indicia proponent to establish nexus to the claimed combination.
PO argument 5 — common ownership. Pre‑AIA § 103(c)(1) will knock out any Flexiworld § 102(e)/(f)/(g) family art, so a challenger cannot build a § 103 case from the patentee's own intermediate publications.
7. Secondary considerations (objective indicia)
No record of unexpected results, copying, or industry praise specific to the '622 was retrieved. On the § 103 record: Flexiworld is a non‑practicing patentee (its own § 287 pleading states it "has not made, offered for sale, sold, or imported a product that practices any of the Patents‑in‑Suit"), which itself undercuts any commercial‑success nexus argument — the patented subject matter was never commercialized by the patentee. Any secondary‑consideration case will therefore have to be built by Flexiworld on third‑party (defendant) success, with an attendant nexus vulnerability to the argument that any success flows from features not claimed.
8. Bottom line
- The strongest § 103 position is not a classic two‑reference combination. It is (a) a priority/written‑description attack that moves the effective filing date to 2010/2012 and collapses the claims into the tablet era (the theory Roku pressed against the sibling '073 patent), and (b) an element‑by‑element KSR combination grounded in the applicant's own admissions — the specification concedes IEEE 802.11, Bluetooth/HomeRF/IrDA, Jini/UPnP/SLP/Salutation, pen/touch screens, digital cameras, and "voice activated command" as known.
- On the art of record, the most concrete, verified building block is Douglas, US 5,946,031 ("Electronic still camera with printing capability," 1999‑08‑31), whose stated object — printing a stored image without first transferring it to a computer — is the same problem the '622 recites solving, and whose LCD preview, image selection, print‑characteristic adjustment, and print button map onto claim 1's picture workflow and claim 11.
- The single unaddressed gap is the voice‑activated command function. No voice/speech reference was identified in the retrieved citation fragment. That is exactly where a challenger must invest fresh search budget, and exactly where the patent most likely survived prosecution.
- Confidence: the framework is high confidence; the specific reference mappings for all but Douglas are unverified, and I have not asserted anticipation. The retrieved citation list is truncated, so it is not the complete record.
Exact verification steps to convert this into an assertable § 103 ground
- USPTO PatentCenter / file wrapper for 13/710,306: pull the complete References Cited and the IDS vs. examiner attribution; confirm whether the (56) field also lists CN 1488106 A (4/2004) and what effective date the examiner applied.
- Pull the prosecution history of 10/016,223 and 12/903,048 and, if possible, the 60/245,101 provisional, to test § 112 support for the Internet‑Pad limitations (Ground 6).
- Read and chart the of‑record references identified in § 2 (particularly Kikinis 6,076,109; Henderson 6,035,214; Burkes 6,023,715; Hanson 6,148,346; Hamilton 6,009,464; Slotznick 5,983,200; Okada 5,953,546) to confirm reachable disclosures.
- Run a fresh speech/voice‑control search (pre‑2000 voice‑activated control of consumer/mobile devices) to fill the voice‑command gap.
- Fetch Roku's IPR2022‑01112 petition and the IPR2022‑01267 FWD for a ready‑made family‑level § 103 and priority template, and reconcile the contradiction flagged in § 4, Ground 6 with the earlier PTAB section.
- Re‑run the assignment check noted on the Prior Art page: PTAB petition 1549382 search history contains the strings
"9110622".pn. "9164718".pn.(2015‑11‑16) and"9110622".pn.(2016‑03‑01) — confirm whether US 9,164,718 is a family member searched alongside, or prior art.
Generated 9/25/2026, 8:22:28 PM
Extensions
Patent term adjustments, term extensions, continuations, divisionals, family members, and expiration dates.
I'll search for the specific term-adjustment and family data for US 9,110,622.
Let me try more targeted queries for the specific patent's term-adjustment data and family members.
Let me look for the patent's front-page term-adjustment notice and the family chain.
I hit my research-tool limit while pursuing the last confirmatory pull (the printed front page / PatentCenter "Related U.S. Application Data" and the Patent Term Adjustment notice for application 13/710,306). Below I separate what the authoritative record confirms, what I can only infer from the record with stated reasoning, and what remains unverified. I have not fabricated a PTA day-count or a reel/frame.
Term, Continuity & Family Analysis — US 9,110,622 B2
1. Identity anchor (confirmed)
| Field | Value | Source |
|---|---|---|
| Patent | US 9,110,622 B2 | Google Patents full text (authoritative) |
| Title | "Internet-pads that include a digital camera, a touch sensitive screen interface, and support for voice activated commands" | id. |
| Application | US 13/710,306 | id. |
| Filed | 2012‑12‑10 | id. |
| Issued | 2015‑08‑18 | id. |
| Priority date (record) | 2000‑11‑01 | id. |
| Inventors | William Ho Chang; Christina Ying Liu | id. |
| Assignee | Flexiworld Technologies, Inc. | id. |
| Status | Expired – Fee Related | id. |
| Anticipated expiration (record) | 2021‑11‑01 | id. |
2. Patent Term Adjustment (PTA) under 35 U.S.C. § 154(b)
Confirmed: none from the record — but that is a data gap, not a finding of "no PTA."
What I can responsibly infer. The Google Patents record shows the anticipated expiration as exactly 2021‑11‑01, which is precisely 20 years after the 2001‑11‑01 filing date of US 10/016,223 (the first non‑provisional in the benefit chain — see §4). The 20‑year statutory term under § 154(a)(2) runs from the earliest non‑provisional U.S. filing date, not the provisional (the 2000‑11‑01 provisional does not start the 20‑year clock). Therefore:
Recorded expiration = 20‑year base term, with effectively zero added PTA days reflected in the recorded expiration.
Two supporting inferences, both flagged as inference:
- Pendency is under three years. Filed 2012‑12‑10 → issued 2015‑08‑18 = ~2 years 8 months. That means B‑delay (the § 154(b)(1)(B) three‑year‑pendency adjustment) is zero by construction — the application issued before the three‑year anniversary. Any PTA could therefore only come from A‑delay (§ 154(b)(1)(A), USPTO failure to meet the 14/4/4‑month response deadlines) or C‑delay (interference/secrecy/appeal — no indication any occurred here).
- Any PTA would have been cut by the disclaimer language. The patent record indicates the front‑page "Notice: Subject to any disclaimer…" language, and prior sections flagged a terminal disclaimer. Under 35 U.S.C. § 154(b)(2)(B), "[n]o patent the term of which has been disclaimed beyond a specified date may be adjusted under this section beyond the expiration date specified in the disclaimer." So even where an A‑delay adjustment accrued, a terminal disclaimer tying term to a related family member's date (here, the 2021‑11‑01 family expiration) would absorb/nullify the adjustment.
Not verified / do not quote: the actual "extended or adjusted under 35 U.S.C. 154(b) by ___ days" figure for US 9,110,622. I could not retrieve the printed front page §( ) notice or the PatentCenter "Patent Term Adjustment" field for 13/710,306 within my budget, so I am not stating a day count. (For orientation only — and not this patent — the Flexiworld sibling US 10,481,846 carries a front‑page notice of a 63‑day § 154(b) adjustment, per its printed patent: patentimages.storage.googleapis.com/9e/bb/be/…/US10481846.pdf. That is a different patent and must not be attributed to the '622.)
PTA bottom line: the § 154(b) adjustment for the '622 is small‑to‑nil and, on the recorded expiration, contributes zero to the term. The controlling expiration is the 20‑year base term from 2001‑11‑01.
3. Patent Term Extension (PTE) under 35 U.S.C. § 156
None. Zero. Not applicable.
PTE under § 156 is available only to counteract loss of term caused by the FDA regulatory review period for a drug, medical device, food additive, or color additive (the Drug Price Competition and Patent Term Restoration Act of 1984). US 9,110,622 claims an "Internet‑Pad" with a touch screen, digital camera, voice‑command interface and 802.11 wireless unit — consumer computing hardware/software. There is no FDA regulatory review, no approved product, and no § 156(e)/(f) certificate, and I found no evidence of any § 156 application on this patent. PTE = 0 days. (By statute PTE is also capped at 5 years and cannot extend beyond 14 years from approval — neither is implicated here.)
Also distinct from PTE: the § 156 vs. § 154(b) distinction matters for drafting — the '622's only term adjustment mechanism is § 154(b) PTA, discussed above.
4. Continuation / divisional chain (parent side — what 13/710,306 claims benefit from)
The '622 is a continuation (filed 2012‑12‑10) within the Flexiworld 2000‑priority family. The benefit chain as reported in the earlier section, and consistent with the family's docket pleadings, is:
60/245,101 (provisional) filed 2000-11-01 ← priority date of record
│
10/016,223 (non-provisional) filed 2001-11-01 → issued as US 7,941,541
│ (20-yr clock starts here → 2021-11-01)
12/903,048 filed 2010-10-12 → issued as US 8,332,521
│
13/710,306 filed 2012-12-10 → issued as US 9,110,622 ◄── THIS PATENT
Caveat (important): I could not directly retrieve the '622's own "Related U.S. Application Data" front‑page field or the PatentCenter continuity tab in this session. The chain above is the one carried in the earlier sections and corroborated by Flexiworld's own complaint allegations for sibling patents (which recite 10/016,223 → US 7,941,541; 12/903,048 → US 8,332,521; and the 2012‑12‑10 cluster). Treat the immediate parent identification (continuation of 12/903,048) as high‑confidence but not front‑page-verified. The Flexiworld family also contains parallel intermediate chains (e.g., 09/992,413 filed 2001‑11‑18 → US 9,965,233; and 10/053,765 filed 2002‑01‑18 → US 9,836,257), so the specific intermediate link for the '622 must be confirmed on the printed patent.
Cluster-filing note: 13/710,306 was filed 2012‑12‑10 in a same‑day cluster of continuations out of the same priority family, alongside at least:
- 13/710,295 → issued as US 9,383,956
- 13/710,299 → issued as US 9,798,516
(Google Patents legal events for 13/710,306 confirm the same‑day cluster pattern.)
5. Continuation applications filed from the '622 (child side)
The Google Patents legal‑events record for US 9,110,622 lists these "Priority to" events — applications filed in the days immediately before and after the '622 issued (2015‑08‑18), i.e., continuations claiming benefit of 13/710,306:
| Child application | Filed | Resulting publication / patent |
|---|---|---|
| US 14/828,349 | 2015‑08‑17 | US 2015/0356564 A1 |
| US 14/828,369 | 2015‑08‑17 | US 10,592,202 B2 |
| US 14/828,359 | 2015‑08‑17 | US 10,592,201 B2 |
| US 14/835,585 | 2015‑08‑25 | US 2015/0363763 A1 |
| US 15/042,051 | 2016‑02‑11 | US 10,359,957 B2 |
Source: Google Patents legal events for US 9,110,622 (authoritative full text provided). Note the 2015‑08‑17 filings were made one day before the '622 issued — the standard "file the continuations, then let the parent issue" pattern. Because these are all in the same 2000‑priority family, they share the same 2021‑11‑01 term ceiling (subject only to their own PTA and disclaimers).
6. Related family members (2000‑priority Flexiworld "pervasive output" family)
These are family/continuity relatives appearing in the record; the list is not exhaustive (the family is large). None of these are the '622, and nothing here adjudicates the '622.
| Relative | Relationship / note |
|---|---|
| US 7,941,541 (10/016,223, filed 2001‑11‑01) | Intermediate parent in the benefit chain |
| US 8,332,521 (12/903,048, filed 2010‑10‑12) | Intermediate parent; NPL source in earlier section |
| US 9,383,956 (13/710,295, filed 2012‑12‑10) | Same‑day cluster sibling |
| US 9,798,516 (13/710,299, filed 2012‑12‑10) | Same‑day cluster sibling |
| US 9,836,257 | Sibling; subject of Unified IPR2022‑00775 & Roku IPR2022‑01267 |
| US 9,965,233 | Sibling; subject of Lexmark IPR2023‑00846 |
| US 10,140,073 | Sibling; subject of Roku IPR2022‑01112 |
| US 10,481,846 | Sibling (carries a 63‑day PTA notice — its own, not the '622's) |
| US 9,389,822 | Cites '622 in its References Cited (reverse citation) |
| RE48,088 E1 | Reissue sibling; priority 2000‑10‑31 (one‑day variance flagged earlier) |
| US 11,204,729 | Cites '622 (reverse citation) |
International family: Google Patents lists a Darts‑ip worldwide family ID 22925285 and flags "Family has litigation" with two U.S. district cases (W.D. Wash. 2:21‑cv‑01055; W.D. Tex. 6:20‑cv‑00553).
Cross‑reference flag (carried forward, unresolved): some siblings list priority 2000‑10‑31 (e.g., RE48,088) while the '622 lists 2000‑11‑01. This one‑day variance is a real family‑date discrepancy and is not resolved here.
7. Projected expiration date & current status
| Item | Value |
|---|---|
| Base 20‑year term from earliest non‑provisional (2001‑11‑01) | 2021‑11‑01 |
| PTA added (§ 154(b)) | Effectively 0 as reflected in the recorded expiration (unverified day-count — see §2) |
| PTE added (§ 156) | 0 (not applicable — see §3) |
| Terminal disclaimer effect | Caps term at the family expiration; absorbs any PTA under § 154(b)(2)(B) |
| Recorded / projected expiration | 2021‑11‑01 |
| Status today (2026‑04‑26) | Expired — record status "Expired – Fee Related" |
Practical consequence: the '622 is already expired. There is no prospective enforceable term, no injunction exposure, and no live maintenance‑fee obligation (the 11.5‑year fee would only have come due ~2027, after the term already ended on 2021‑11‑01). Any remaining exposure in the referenced litigations is past damages only, and any 2026 appellate activity (flagged as unverified in the earlier sections) would be damages/standing‑related, not term‑related.
8. Data gaps — exact verification steps (I hit my tool budget here)
To convert the inferences above into verified values, pull these four items:
- Printed front page of US 9,110,622 B2 (
patentimages.storage.googleapis.comPDF) — read the "Notice: Subject to any disclaimer, the term of this patent is extended or adjusted under 35 U.S.C. 154(b) by ___ days" line (gives the exact PTA day count) and the (63) Related U.S. Application Data field (gives the exact parent: continuation/divisional/CIP and the precise application number). - USPTO PatentCenter, application 13/710,306 → "Application Data" / "Patent Term Adjustment" and "Continuity Data" tabs — confirm PTA, parent(s), and any terminal disclaimer.
- USPTO PatentCenter "Patent Term Extension" records — confirm no § 156 certificate exists (expected: none).
- Assignment Center / file wrapper — for the terminal‑disclaimer text, to confirm the disclaimed expiration date that caps the term.
What I will not do: state a specific PTA day figure, a divisional‑vs‑continuation label, or a terminal‑disclaimer date that I have not retrieved. The sections above are explicit about which values are record‑confirmed and which are reasoned inference.
Generated 9/29/2026, 10:11:30 AM
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Defensive disclosure: derivative variations of each claim designed to render future incremental improvements obvious or non-novel.
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This patent in court (3)
3 tracked lawsuits name US 9110622.