Invalidity dossier

US 8793522

Power management in a data-capable strapband

Current assignee: Unified Patents

Added 9/29/2026, 12:13:14 PM

At a glanceNo PTAB challenges3 lawsuits on fileasserted by Unified PatentsHigh-Tech (T)

Active provider: DeepSeek · deepseek-v4-flash

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Patent summary

Title, assignee, inventors, filing/issue dates, abstract, and a plain-language overview of the claims.

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US Patent 8,793,522 B2 — Summary

Important caveat up front: I searched for USPTO records, PTAB documents, and Federal Circuit dockets tied to this exact number (8,793,522). I found no 2026 CAFC docket activity for this patent. The only Federal Circuit dockets surfaced in my 2026 searches were unrelated cases (e.g., a Headwater/Verizon appeal, USCA No. 26-1884, in the Eastern District of Texas). All of this patent's appellate history appears to be 2016–2017. I flag this rather than guess at a 2026 docket entry I could not verify.


Bibliographic data

Field Value
Patent number US 8,793,522 B2 (as listed; do not alter)
Title Power management in a data-capable strapband
Application no. US 13/180,320
Pre-grant publication US 2012/0317430 A1 (published 2012-12-13)
Filing date 2011-07-11
Priority date 2011-06-11 (per the Google Patents record; note some family listings show 2011-06-10 — a genuine discrepancy in the records, not a transcription error on my part)
Issue/grant date 2014-07-29
Original assignee AliphCom LLC (San Francisco, CA) — d/b/a Jawbone
Current assignee (per Google Patents) JB IP Acquisition LLC; with J FITNESS LLC holding a recorded security interest
Inventors Hosain Sadequr Rahman; Richard Lee Drysdale; Michael Edward Smith Luna; Scott Fullam; Travis Austin Bogard; Jeremiah Robison; Max Everett Utter, II; Thomas Alan Donaldson
Examiner Suresh Suryawanshi
Agent Kokka & Backus, PC
Legal status Expired – Fee Related; adjusted expiration 2032-06-06
Claims 20 total (claims 1–20)

Note on the inventor list: the outer Google Patents header lists "Max Everett Utter" while the inventor detail lists "Max Everett Utter, II" — I am reporting both as written rather than normalizing them.

Abstract (as published)

"Embodiments of the invention relates generally to electrical and electronic hardware, computer software, wired and wireless network communications, and computing devices, and more specifically to structures and techniques for managing power generation, power consumption, and other power-related functions in a data-capable strapband. Embodiments relate to a band including sensors, a controller coupled to the sensors, an energy storage device, a connector configured to receive power and control signals, and a power manager. The power manager includes at least a transitory power manager configured to manage power consumption of the band during a first power mode and a second mode. The band can be configured as a wearable communications device and sensor platform."

The specification (provided in your message) describes the band as a wearable data-capture device with a processor, memory, vibration source, accelerometers, sensors, battery, power manager (650), power generator (660), power clock controller (621) with clock selector (623), and buffer predictor (625), plus power mode switch (1170) in FIG. 11 and a transitory power manager in FIG. 12A.


Independent claims in plain language

Claim 1 — a band (apparatus). A wearable band with: a subset of sensors; a controller coupled to those sensors; an energy storage device; a connector that receives both power and control signals and is coupled to the energy storage device; and a power manager. The power manager includes:

  • a transitory power manager that manages consumption in a first power mode in which no power is applied to the sensors, and in a later second power mode in which power is applied to the sensors;
  • the mode switch is triggered by detecting application of power to the connector; and
  • a power clock controller that changes the clock rate applied to the controller based on the band's mode of operation.

Claim 1 also ties the two modes to two time intervals, where in the first interval the band's orientation is shared with other bands in one orientation, and in the second interval the orientation is independent of the other bands.

Claim 2 — a band (apparatus). Same general architecture, but the two intervals are defined by shipping: the first interval is the time during which the band is shipped from a first geographic location to a second geographic location with the sensors in an inoperable state, and the second interval is when the sensors are in an operable state. (This is the "transit/ship mode" claim. I have only partial claim text for claim 2 — full preamble and middle limitations were truncated in every source I retrieved, so treat this as a faithful summary of the portions I could verify, not a verbatim reproduction.)

Claim 3 — a method. Steps: receive a first signal to enter a first power mode for a band whose sensor subset includes one or more accelerometers, where that first mode electrically isolates the sensors from the battery during transit from a first geographic location to a second geographic location; receive a second signal into the band to exit the first power mode; in response, internally couple the battery to the sensor subset; and enter a second power mode.

Dependent claims (4–20) add further limitations, including (per the FIG. 11–13 disclosure) operation of a power mode switch 1170, magnetic/relay switches, connector insertion/removal detection by the power manager, and clock/buffer adjustments.


Litigation, PTAB, and appellate history (as found)

  • PTAB — IPR2016-00658, Petitioner Fitbit, Inc. v. AliphCom, Inc. Directed only at claim 2. Fitbit's three grounds were: James (US 2009/0076343) + Chou (US 2009/0264714); Tan (US 2009/0326406) + Tanaka (JP 4,146,539 B2); and Yasukawa (US 5,795,301) + Tanaka. The Google Patents metadata lists the outcome as "Not Instituted – Merits." Petition filed 2016-02-23; Patent Owner preliminary response filed 2016-06-01.
  • ITC — Inv. No. 337-TA-963, Certain Activity Tracking Devices, Systems, and Components Thereof (instituted 2015-08-21; 80 Fed. Reg. 50870-71). Complainants AliphCom d/b/a Jawbone and BodyMedia; respondents Fitbit and Flextronics. The '522 patent was among six asserted. The investigation was terminated as to the '522 patent (Order No. 32, granted 2016-02-22, unreviewed per Commission Notice 2016-03-21).
  • N.D. Cal. — AliphCom d/b/a Jawbone and BodyMedia, Inc. v. Fitbit, Inc., No. 3:15-cv-02579. The '522 patent was among those asserted.
  • Federal Circuit dockets listed for the family: Nos. 16-2175, 16-2187, and 17-1381. The last, AliphCom v. ITC, originated from ITC Inv. No. 337-TA-963, was filed 2016-12-20 and closed 2017-06-06. All are 2016–2017 matters; none are 2026 matters.

Points of explicit uncertainty

  1. No 2026 CAFC docket entry for 8,793,522 could be located. If one exists, I do not have authoritative confirmation of it.
  2. Complete verbatim claim text. I have a complete verbatim claim 1 (two independent sources agree). Claims 2 and 3 are summarized from truncated excerpts — I would need the full patent document to quote them reliably.
  3. Priority date discrepancy (2011-06-11 vs. 2011-06-10) exists across records; I have not resolved it.
  4. "Not Instituted – Merits" for IPR2016-00658 comes from the Google Patents family metadata; I did not retrieve the Board's actual institution decision, so I report it as metadata rather than a verified holding.

Generated 9/29/2026, 12:21:06 PM

Cases on file (3)

Group view →

Specific litigation cases in our database that name US patent 8793522. The free-form analysis below may also discuss cases beyond this list.

Lawsuits filed per year

2015: 2 cases2'152016: 1 case'16
Cases asserting US 8793522, by filing year.

Litigation summary

Past and pending lawsuits — plaintiffs, defendants, jurisdictions, outcomes, and notable rulings.

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Litigation Involving U.S. Patent No. 8,793,522

Patent under review: U.S. 8,793,522 B2, "Power management in a data-capable strapband" (App. No. 13/180,320; filed July 11, 2011; granted July 29, 2014; priority June 11, 2011). Original assignee AliphCom LLC (d/b/a Jawbone); current assignee of record JB IP Acquisition LLC. The '522 patent's family page identifies an ITC proceeding, a PTAB petition, and three Federal Circuit appeals.

Below is every matter I could confirm in which the '522 patent itself was asserted or challenged. I have deliberately excluded the separate Fitbit, Inc. v. AliphCom suits (D. Del. 1:15-cv-00775; N.D. Cal. 5:15-cv-04073 and 5:16-cv-00118) because those involve Fitbit's own patents (e.g., the '812, '543, '923, '053 patents), not the '522 patent.


1. ITC Investigation No. 337-TA-963 — Certain Activity Tracking Devices, Systems, and Components Thereof

Field Detail
Complainants AliphCom d/b/a Jawbone (San Francisco, CA) and BodyMedia, Inc. (Pittsburgh, PA) — collectively "Jawbone"
Respondents Fitbit, Inc. (San Francisco, CA); Flextronics International Ltd. (San Jose, CA); Flextronics Sales & Marketing (A-P) Ltd. (Port Louis, Mauritius)
Jurisdiction U.S. International Trade Commission
Investigation No. 337-TA-963
Complaint filed July 7, 2015 (notice of investigation published 80 Fed. Reg. 50870-71, Aug. 21, 2015)
Patents asserted U.S. 8,529,811; 8,398,546; 8,793,522; 8,446,275; 8,961,413; 8,073,707 — plus trade-secret misappropriation
Status / outcome The '522 patent was terminated from the investigation on Feb. 22, 2016, when the ALJ granted Jawbone's unopposed motion (Order No. 32); the Commission declined review Mar. 21, 2016. The remaining patents were also terminated (largely on § 101 ineligibility: Orders 40, 42, 54). The ALJ's final initial determination of Aug. 23, 2016 found no violation of Section 337, and the Commission declined review on Oct. 20, 2016, terminating the investigation.

Sources: USITC notice of Commission determination (337-TA-963, Oct. 20, 2016); USITC Publication 4924; ITC Order No. 52 (Apr. 14, 2016).
The '522 patent was terminated early, so it was not part of the final no-violation merits ruling on the remaining patents.


2. AliphCom v. Fitbit, Inc. — Parallel District Court Action

Field Detail
Plaintiffs AliphCom and BodyMedia, Inc.
Defendant Fitbit, Inc.
Jurisdiction U.S. District Court, Northern District of California (San Francisco), Judge Haywood S. Gilliam, Jr.
Case No. 5:15-cv-02579-HSG
Filed June 10, 2015
Status / outcome Court granted Jawbone's motion to stay on Dec. 30, 2015 pending the ITC proceeding (reported at 154 F. Supp. 3d 933 (N.D. Cal. 2015); 2015 BL 431322). The case was later dismissed with prejudice by stipulated order on Dec. 21, 2017 (Dkt. 74).

Source: N.D. Cal. docket 5:15-cv-02579 (Dkt. 67 Order granting stay, Dec. 30, 2015; Dkt. 74 Order of dismissal with prejudice, Dec. 21, 2017); AliphCom v. Fitbit, Inc., 154 F. Supp. 3d 933 (N.D. Cal. 2015).

Caveat: This action is reported as involving "the exact same patents and the exact same issues" as the ITC investigation, and the '522 patent was among the six asserted in the ITC complaint; however, I could not independently confirm from the public docket record which of the six patents appeared in this specific district-court complaint. Treat the '522 patent's presence in the district-court complaint as highly likely but not verified.


3. PTAB — IPR2016-00658

Field Detail
Petitioner Unified Patents (per Google Patents family litigation data)
Patent challenged U.S. 8,793,522
Proceeding Inter Partes Review, IPR2016-00658
Filed Petition and exhibits dated Feb. 23, 2016
Status / outcome Not Instituted – on the merits (per the patent's family/litigation record). No IPR was instituted.

Sources: PTAB docket IPR2016-00658 (exhibits 1001–1020 dated Feb. 23, 2016); Google Patents family litigation entry for US 8,793,522 ("PTAB case IPR2016-00658 filed (Not Instituted - Merits)").


4. Federal Circuit Appeals (family-linked)

The US 8,793,522 family record lists three Court of Appeals for the Federal Circuit matters:

  • No. 16-2175
  • No. 16-2187
  • No. 17-1381

These are the appeals arising out of the Jawbone/Fitbit dispute (the ITC 337-TA-963 determination and/or the stayed N.D. Cal. case). I could not verify, from the sources retrieved, the precise judgment or disposition of each appeal, and I am not certain that the '522 patent specifically (as opposed to the other asserted patents in the same dispute) was the subject of any given appeal. I flag this as a genuine gap rather than assert a result.

Source: Google Patents family litigation data for US 8,793,522 (citing Unified Patents litigation data).


Summary

The '522 patent was asserted in exactly one enforcement campaign — Jawbone/AliphCom's 2015 case against Fitbit and Flextronics, brought both at the ITC (337-TA-963) and in the N.D. Cal. district court (5:15-cv-02579). In both fora it was dropped early: it was terminated from the ITC investigation (Order No. 32, Feb. 2016), and the district court case was stayed and then dismissed with prejudice (Dec. 2017). The only validity challenge was Unified Patents' IPR2016-00658, which was not instituted. The family also spawned Federal Circuit appeals 16-2175, 16-2187, and 17-1381, whose specific dispositions I could not confirm.

Items I could NOT verify and therefore do not assert: the exact outcome of each Federal Circuit appeal; whether the '522 patent was named in the N.D. Cal. complaint; and any later (post-2017) assertion by the current owner, JB IP Acquisition LLC. If you need those confirmed, the authoritative next steps are PACER for the N.D. Cal. docket, the CAFC docket for 16-2175/16-2187/17-1381, and the PTAB Patent Trial and Appeal Board EndPoint / Unified Patents portals for IPR2016-00658.

(Note: You listed the current date as April 26, 2026; the patent record I retrieved was fetched 2026-09-29. All litigation data above reflects those retrievals, and none of it suggests activity after 2017 for this patent.)

Generated 9/29/2026, 12:21:05 PM

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: Unified Patents

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.

✓ Generated

I'll research the PTAB proceedings for this patent, reconciling the structured ODP data against the prior sections and web sources.

Strong confirmation found. Let me check for any additional PTAB proceedings and verify the petitioner identity (the prior sections conflict: "Fitbit" vs. "Unified Patents").

Let me confirm whether any other proceeding (second petition, rehearing, or later assertion-driven IPR) exists on the '522 specifically.

Proceedings overview

One (1) AIA trial proceeding has ever been filed on US 8,793,522 — IPR2016-00658 — and it was denied institution, so the patent emerged from the PTAB with every claim intact and untested. Breakdown: 0 active / 0 claims invalidated / 0 claims sustained on the merits / 0 settled / 1 institution denied. There is no CBM or PGR on this patent (it is a pre-AIA patent filed 2011-07-11, so PGR is unavailable by statute, and it is a power-management — not financial-services — patent, so CBM was never a lawful vehicle). Defensive posture: this is "the patent survived its only IPR" — but only because the Board never reached the merits. The single challenger, Fitbit, attacked one claim (claim 2) with three obviousness combinations and failed at the threshold. Nineteen of the twenty claims — including claim 1, the only other independent apparatus claim, and independent claim 3 — have never been construed or tested by the PTAB at all. That cuts both ways: there is no IPR estoppel and no invalidation to lean on, but there is also no adverse PTAB record hardening the claims, and claim 2's three losing art combinations are now on the public record as the ones that did not work.

⚠️ Two contradictions with the earlier sections — both material, and I resolve them here.

  1. The structured "PTAB proceedings on file" block states the USPTO ODP API returns no AIA trial proceedings for this patent. That is wrong as a factual matter. IPR2016-00658 is a real, documented, publicly filed proceeding (Fitbit, Inc. v. AliphCom, Inc., PTAB, filed 2016-02-23). The ODP "no proceedings" result is an ingest/completeness gap for this patent — do not treat it as evidence of zero PTAB activity. I have sourced the proceeding from the Board's own papers below.
  2. The two earlier sections disagree on the petitioner. The Patent summary says the IPR2016-00658 petitioner was Fitbit, Inc.; the Litigation summary (section 3) says it was Unified Patents. The petitioner was Fitbit, Inc., not Unified Patents. The "Unified Patents" attribution is a metadata artifact: Google Patents' family litigation field is sourced from Unified Patents' data product ("Unified Patents PTAB Data"), and that source label was misread as the party name in the earlier section. Every primary document — the Petition, the Patent Owner Preliminary Response, the Institution Decision, mandatory notices, and the refund papers — identifies Fitbit, Inc. as petitioner (Paul Hastings LLP: Naveen Modi, Yar R. Chaikovsky, Michael C. Hendershot, David T. Okano) and AliphCom, Inc. d/b/a Jawbone as Patent Owner (Wilson Sonsini Goodrich & Rosati: Michael T. Rosato, Richard Torczon, Andrew S. Brown, Jose C. Villarreal). Correct the record accordingly.

IPR2016-00658 — Fitbit, Inc. v. AliphCom, Inc. d/b/a Jawbone

  • Type: Inter Partes Review (35 U.S.C. §§ 311–319)
  • Filed: 2016-02-23 (Petition, Paper 2; Notice of Filing Date Accorded to Petition, Paper 3, dated 2016-03-01)
  • Status: Institution Denied — Board's Decision Denying Institution of Inter Partes Review under 37 C.F.R. § 42.108, entered 2016-08-30 (Paper 8). (Note: Docket Alarm tags Paper 8 with the generic document-type label "Institution Decision: Trial Instituted Document"; the substance of the paper is a denial, not an institution. Do not be misled by the filename.)
  • Judge panel: Bryan F. Moore, Trevor M. Jefferson, and Miriam L. Quinn, Administrative Patent Judges. Opinion authored by APJ Jefferson. (Assigned to Tech Center 2100.)
  • Petition grounds: Challenge directed at claim 2 only, on three separate § 103 obviousness grounds:
    • Ground 1 — claim 2 obvious over U.S. Patent Application Pub. No. 2009/0076343 to James et al. in view of U.S. Pub. No. 2009/0264714 to Chou;
    • Ground 2 — claim 2 obvious over U.S. Pub. No. 2009/0326406 to Tan et al. in view of Japanese Patent No. 4,146,539 B2 to Tanaka et al.;
    • Ground 3 — claim 2 obvious over U.S. Patent No. 5,795,301 to Yasukawa in view of Tanaka.
    • No § 102 and no § 112 grounds were asserted.
  • Institution decision: Denied, 2016-08-30. The Board framed the question under § 314(a) — whether there is "a reasonable likelihood that the petitioner would prevail with respect to at least 1 of the claims challenged" — and concluded: "After considering the Petition, the Preliminary Response, and associated evidence, we conclude that Petitioner has not demonstrated a reasonable likelihood that it would prevail in showing unpatentability of claim 2." Jawbone's Preliminary Response (Paper 7, filed 2016-06-01) had argued the art missed, inter alia, the claim's "connector configured to receive power and control signals" limitation — a point the Board credited. Fitbit's art was found not to teach or suggest every limitation of claim 2.
  • Final Written Decision: None issued — the trial never started. Because institution was denied, there is no claim-level verdict, and no claim of the '522 patent was canceled or confirmed by the PTAB.
  • Settlement / termination: No settlement. The proceeding terminated by the Board's institution denial, not by party agreement. Procedurally, after the 2016-08-30 denial, Fitbit requested a refund of $14,000 in post-institution fees (Paper 9, dated 2016-12-14), which the Board approved (Paper 10, Notice of Refund, dated 2016-12-21) — the clearest record confirmation that no trial was instituted.
  • Appeal: None, and none is legally available. A denial of institution is not appealable on the merits (see 35 U.S.C. § 314(d) and Cuozzo Speed Techs., LLC v. Lee, 579 U.S. 261 (2016)). The family's Federal Circuit dockets in the earlier section — 16-2175, 16-2187, and 17-1381 — arise from the ITC/Jawbone–Fitbit dispute, not from IPR2016-00658. There is no CAFC appeal of this IPR.
  • Defensive value: Weak but real. Claim 2 was not invalidated, but it was also not instituted — so claim 2 and the other 19 claims remain presumptively valid and entirely un-adjudicated by the PTAB. Anyone lettered by the current owner (JB IP Acquisition LLC) cannot be met with a "your claim is already dead" argument, because nothing is dead. The silver lining: the three Fitbit combinations (James+Chou, Tan+Tanaka, Yasukawa+Tanaka) are now a matter of public record as art the Board found insufficient against claim 2 — if you were considering the same or substantially the same art against claim 2, you'd be walking into a § 325(d) discretionary-denial buzzsaw and re-arguing a fight Fitbit already lost.

Strategic summary

Claim status across the patent. CANCELED: none. SUSTAINED by the PTAB: none (an institution denial is not a merits affirmance). UNTESTED: all 20 claims — claims 1, 3, 4–20 were never challenged, and claim 2, the sole claim put at issue, was denied institution, so it too stands untested. On paper, the full claim set survives: independent claim 1 (the band with a transitory power manager, connector-triggered mode switch, and power clock controller), independent claim 3 (the power-mode method for a band with accelerometers), and independent claim 2 (the shipping/transit-mode band). If a demand letter asserts any of claims 1–20, all of them are live.

Estoppel landscape. This is the key asymmetry for a defendant. Because Fitbit's petition was denied institution and no trial began, § 315(e)(2) IPR estoppel never attached — not to Fitbit, not to anyone. Fitbit is not barred by estoppel from re-asserting the same art in district court (though it would face the Board's reasoning and § 325(d) if it refiled at the PTAB), and you, a different defendant, are completely free of estoppel. The practical consequence: the entire prior-art universe is still available to you, subject only to the ordinary rules. The only narrowing is tactical, not legal: if you intend to run James+Chou, Tan+Tanaka, or Yasukawa+Tanaka against claim 2, expect the Board (or a district judge looking at the PTAB record) to view that as art "previously presented to the Office" under § 325(d). New art, new claim targets (especially claims 1 and 3, which the Board never touched), or materially different claim constructions are where the defensive value lies. Note also that the Board construed claim 2 under the broadest reasonable interpretation (BRI) standard, which the Phillips standard in district court will not match — claim-scope arguments remain open.

Pattern signals. Only one petitioner has ever filed against the '522: Fitbit. There is no repeat filer and no defensive aggregator in the chain for this patent — Unified Patents appears only as a data-source label, not as a party (correcting the earlier section). The '522 patent was one of six patents in Jawbone's 2015 campaign against Fitbit (ITC Inv. 337-TA-963 and N.D. Cal. 5:15-cv-02579); the owner dropped the '522 patent from the ITC case early (Order No. 32, 2016-02-22) and the district case was stayed then dismissed with prejudice (2017-12-21). Fitbit's parallel IPR on the sibling '811 patent, IPR2016-00607 (against U.S. 8,529,811 — a different patent, not the '522), was also denied institution as to claims 1–15 (2016-08-16), with Fitbit seeking rehearing. The absence of any IPR activity on the '522 after 2016 — despite the later, heavy 2021–2023 IPR campaigns against other patents in the Jawbone Innovations portfolio — is itself a signal: the '522 has not drawn a modern petitioner, and the current owner has not had occasion to defend it at the PTAB.


Recommended next steps

  • If you're a defendant: there is no invalidated claim to exploit — the patent is intact. Do not build a defense on "claims 1–5 are canceled"; nothing is canceled. Retrieve and rely on the Board's own denial reasoning instead, at Paper 8 (Institution Decision, 2016-08-30) — Fitbit, Inc. v. AliphCom, Inc., IPR2016-00658. Its operative language is: "we conclude that Petitioner has not demonstrated a reasonable likelihood that it would prevail in showing unpatentability of claim 2." Use it to (a) show the Office has already rejected the James/Chou/Tan/Tanaka/Yasukawa combinations against claim 2, and (b) locate the claim limitations — notably the "connector configured to receive power and control signals" element — that the art failed to teach.
  • If you're contemplating your own IPR: the targets are the untested independent claims 1 and 3 and their dependents, not claim 2. You have a clean statutory runway: pre-AIA patent, so IPRs are available; one-year § 315(b) clock runs from service of a complaint; and the July 2014 issue date means the patent's adjusted expiration (2032-06-06 per the record) leaves ample term to justify the filing. Avoid art cumulative to the 2016 petition to sidestep § 325(d).
  • If active proceedings were pending: none are. IPR2016-00658 is closed (denial final 2016-08-30; no appeal possible; fees refunded 2016-12-21), and no post-2017 PTAB activity on the '522 could be located. There is no trial-stage calendar to track.
  • If there were no PTAB activity: there wasn't none — there was exactly one proceeding, it was denied institution, and the structured ODP block's "no proceedings" result is a data gap you should not rely on. The correct plain-English summary is: one IPR filed, institution denied, patent fully intact and largely untested — no estoppel binds anyone, and claims 1–20 all remain fair game for a fresh challenge.

Sources consulted: Board's Institution Decision (Paper 8, 2016-08-30) and Patent Owner Preliminary Response (Paper 7, 2016-06-01) via Docket Alarm, https://www.docketalarm.com/cases/PTAB/IPR2016-00658/Inter_Partes_Review_of_U.S._Pat._8793522/ ; Fitbit's Petition (Paper 2, 2016-02-23) and Refund Request (Paper 9, 2016-12-14); PTAB docket summary at https://www.docketalarm.com/cases/PTAB/IPR2016-00658/Fitbit_Inc._v._AliphCom_Inc._d-b-a_Jawbone/ ; ITC 337-TA-963 Commission notice (2016-10-26), https://www.usitc.gov/secretary/fed_reg_notices/337/337_963_notice10202016sgl.pdf .

Generated 9/29/2026, 12:21:39 PM

Ownership chain (19)

Asserters network →

Structured records extracted from the assignment-history narrative below. Each entity links to its full ownership-network profile.

  1. ? · recorded 2011-09-29 · Assignment

    Scott Fullam; Thomas Alan Donaldson; Travis Austin Bogard; Hosain Sadequr Rahman; Jeremiah Robison; Max Everett Utter, II; Richard Lee Drysdale; Michael Edward Smith LunaAliphCom, LLC

  2. 2013-08-08 · Security Agreement

    Aliph, Inc.; AliphCom; BodyMedia, Inc.; MacGyver Acquisition LLCDBD Credit Funding LLC, as Administrative Agent

    securitization

  3. ? · recorded 2013-12-04 · Security Agreement

    Aliph, Inc.; AliphCom; BodyMedia, Inc.; MacGyver Acquisition LLCWells Fargo Bank, N.A., as Agent

    securitization

  4. ? · recorded 2014-12-03 · Notice of Substitution

    DBD Credit Funding LLCSILVER LAKE WATERMAN FUND, L.P.

    securitization

  5. ? · recorded 2015-04-28 · Release

    Silver Lake Waterman Fund, L.P., as Administrative AgentBodyMedia, Inc.; AliphCom; Aliph, Inc.; MacGyver Acquisition LLC; Project Paris Acquisition LLC

    securitization

  6. ? · recorded 2015-04-28 · Release

    Wells Fargo Bank, N.A., as AgentBodyMedia, Inc.; AliphCom; Aliph, Inc.; MacGyver Acquisition LLC; Project Paris Acquisition LLC

    securitization

  7. ? · recorded 2015-04-28 · Security Agreement

    Aliph, Inc.; AliphCom; BodyMedia, Inc.; MacGyver Acquisition LLC; Project Paris Acquisition LLCBlackRock Advisors, LLC

    securitization

  8. ? · recorded 2015-08-27 · Security Agreement

    Aliph, Inc.; AliphCom; BodyMedia, Inc.; MacGyver Acquisition LLC; Project Paris Acquisition LLCBlackRock Advisors, LLC

    securitization

  9. ? · recorded 2017-01-26 · Correction

    Aliph, Inc.; AliphCom; BodyMedia, Inc.; MacGyver Acquisition LLC; Project Paris Acquisition LLCBlackRock Advisors, LLC

  10. 2017-06-19 · recorded 2017-08-29 · reel 043711/0001 · Assignment

    AliphCom, LLCAliphCom (assignment for the benefit of creditors), LLC

    fire-sale

  11. ? · recorded 2017-09-01 · reel 043746/0693 · Assignment

    AliphCom (assignment for the benefit of creditors), LLCJawb Acquisition, LLC

    fire-sale

  12. ? · recorded 2017-11-02 · Correction

    Silver Lake Waterman Fund, L.P., as Administrative AgentBodyMedia, Inc.; Aliph, Inc.; MacGyver Acquisition LLC; Project Paris Acquisition LLC; AliphCom

  13. ? · recorded 2019-07-19 · reel 049805/0582 · Assignment

    AliphCom, LLC; BodyMedia, Inc.JB IP ACQUISITION LLC, NEW YORK

    transfer-to-asserter

  14. ? · recorded 2019-07-22 · Security Agreement

    JB IP Acquisition, LLCJ Fitness LLC

    securitization

  15. ? · recorded 2019-07-22 · UCC Financing Statement

    JB IP Acquisition, LLC; Jawbone Health Hub, Inc.J Fitness LLC

    securitization

  16. ? · recorded 2019-08-08 · Release

    BlackRock Advisors, LLCAliphCom, LLC

    securitization

  17. ? · recorded 2019-08-15 · Release

    Jawbone Health Hub, Inc.; JB IP Acquisition, LLCJ Fitness LLC

    securitization

  18. ? · reel 043637/0796 · Assignment

    AliphCom dba JawboneAliphCom, LLC

    internal reorg

  19. ? · reel 043638/0025 · Assignment

    AliphCom, LLCJawb Acquisition, LLC

    acquisition

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.

✓ Generated

I'll research the assignment record for US 8,793,522 across USPTO assignment records and related sources.

This is a rich find — I've located chain-of-title reel/frame data. Let me dig deeper into the specific entities and recordings.

Excellent — I've found the key reel/frame numbers. Let me pin down the specific recordings for the '522's own chain.

I've hit the tool-step limit, so I'll compile the analysis from the records I retrieved. Here it is, with clear flags on what I verified versus what I could not.


Assignment & Ownership Analysis — US 8,793,522 B2 ("Power management in a data-capable strapband")

Verification note up front. I retrieved a substantial chain of title, but I could not reach the USPTO Assignment Center directly (tool step limit), and I could not retrieve the recording correspondent (the filing attorney) for most links. Where I give a reel/frame, I say whether it is confirmed on the '522's own record or on a sibling patent in the same conveyor. Google Patents legal events (already captured in the earlier sections) are the backbone; the reel/frame numbers come from chain-of-title statements filed in later USPTO proceedings concerning sibling AliphCom patents, which I read as covering the same portfolio conveyances.


Inventors

# Inventor Residence of record Employer at filing
1 Hosain Sadequr Rahman San Francisco, CA AliphCom (d/b/a Jawbone) — co-founder/CEO
2 Richard Lee Drysdale Santa Cruz, CA AliphCom
3 Michael Edward Smith Luna San Jose, CA AliphCom
4 Scott Fullam Palo Alto, CA AliphCom
5 Travis Austin Bogard San Francisco, CA AliphCom
6 Jeremiah Robison San Francisco, CA AliphCom
7 Max Everett Utter, II San Francisco, CA AliphCom
8 Thomas Alan Donaldson London, GB AliphCom (London office)

All eight residences cluster in AliphCom's Bay Area headquarters and its London design office; the patent was assigned by all eight inventors to AliphCom within about 80 days of filing (assignment recorded 2011-09-29 against a 2011-07-11 filing), which is consistent with a standard employee/obligation-to-assign arrangement rather than an acquired-in invention. (Note the earlier-recorded oddity: the outer Google Patents header lists "Max Everett Utter" while the detail lists "Max Everett Utter, II"; FreePatentsOnline lists "Utter II, Max Everett." I report all three as written.)

Unusual-pattern call — "unclear." I could not determine individual departure dates, so I cannot confirm or refute the "all inventors departed within 12 months" red flag. What is documented is a corporate, not individual, collapse: AliphCom made a General Assignment for the Benefit of Creditors (ABC) on 2017-06-19 — roughly six years after filing (source: AliphCom ABC notice, proofofclaims.com/AliphCom). That is a portfolio-liquidation trigger, not an inventor-exodus trigger. I flag the inventor-departure question as a genuine gap rather than assert a pattern.


Original assignee

AliphCom (AliphCom, LLC), a California corporation, San Francisco, CA (d/b/a Jawbone) — named as assignee on the face of the patent (FreePatentsOnline: "Assignee: AliphCom (San Francisco, CA, US)"). Address of record during prosecution: 99 Rhode Island Street, Third Floor, San Francisco, CA 94103.

  • Line of business: consumer audio and wearable technology. AliphCom marketed the JAMBOX® speaker line (TTAB Opposition No. 91219715) and the UP-series activity trackers (UP Move, UP24, UP2, UP3, UP4).
  • Product embodying the claims: Yes — with a caveat. The '522 claims a wearable "band" with sensors, a connector that receives power and control signals, and a power manager. That architecture maps onto the UP strap/band family. At the same time, AliphCom's own pleadings in Fitbit v. AliphCom state it "markets and sells activity trackers" and expressly denies that it manufactures them (manufacturing was contracted to Flextronics, an ITC respondent in 337-TA-963). So AliphCom was a brand/marketing operating company, not a vertically integrated manufacturer.
  • Current status: Dissolved / liquidated. On 2017-06-19 AliphCom dba Jawbone executed a California General Assignment for the Benefit of Creditors to "AliphCom (assignment for the benefit of creditors), LLC" (Manager: Michael A. Maidy), which liquidated the assets, wound down AliphCom, and distributed proceeds to creditors (claim bar date 2017-12-19). Separately, the Jawbone brand assets went to "Aliph Brands" under Lionel Capital, per RPX's reporting. The company is not in Chapter 7/11 — it is a state-law ABC liquidation, functionally the same outcome for patent-title purposes.

Subsidiary/co-owner entities appearing alongside AliphCom in the security and release records: Aliph, Inc. (Delaware), MacGyver Acquisition, LLC (Delaware, AliphCom as sole member), Project Paris Acquisition LLC, and BodyMedia, Inc. (Delaware; acquired by AliphCom in April 2013 for a reported >$100M; wholly owned subsidiary).


Assignment timeline

Records below are drawn from the Google Patents legal events for US 8,793,522 (captured in the earlier sections) and from reel/frame citations recovered from chain-of-title statements (37 CFR 3.73(c)) in sibling AliphCom proceedings and from Google Patents reassignment data on sibling family members (US 2012/0059230; US 2014/0180993; US 2014/0181108). Reel/frame confirmed for the '522 itself: only the 2019 JB IP Acquisition conveyance (see link 15). All other reel/frames are confirmed for the same conveyor/portfolio and are marked accordingly.

  1. Executed ~2011-08 / recorded 2011-09-29 — Reel not retrieved

    • Conveyance: Assignment of assignors' interest
    • Assignor: Fullam; Donaldson; Bogard; Rahman; Robison; Utter, II; Drysdale; Luna (all eight inventors)
    • Assignee: AliphCom
    • Correspondent: not retrieved. The agent/attorney of record on the '522 is Kokka & Backus, PC, 703 High Street, Palo Alto, CA (Customer No. 15516; primary attorney Scott S. Kokka, Reg. No. 51,893). This is the natural candidate filer, but I did not verify it as the recording correspondent.
    • Context: original employee/obligation-to-assign corporate assignment.
  2. Executed/recorded 2013-08-08 — Reel not retrieved

    • Conveyance: Security Agreement
    • Assignor: Aliph, Inc.; AliphCom; BodyMedia, Inc.; MacGyver Acquisition LLC
    • Assignee: DBD Credit Funding LLC, as Administrative Agent (a Fortress Investment Group entity)
    • Correspondent: not retrieved
    • Context: securitization — IP as collateral for debt finance.
  3. 2013-12-04 — Reel not retrieved

    • Conveyance: Patent Security Agreement
    • Assignor: Aliph, Inc.; AliphCom; BodyMedia, Inc.; MacGyver Acquisition LLC
    • Assignee: Wells Fargo Bank, N.A., as Agent
    • Context: securitization.
  4. 2014-12-03 — Reel not retrieved

    • Conveyance: Notice of Substitution of Administrative Agent in Patents
    • Assignor: DBD Credit Funding LLC (resigning agent)
    • Assignee: Silver Lake Waterman Fund, L.P. (successor agent)
    • Context: securitization — lender substitution, no change in ownership.
  5. 2015-04-28 — Reel not retrieved

    • Conveyance: Release by Secured Party
    • Assignor: Silver Lake Waterman Fund, L.P., as Administrative Agent
    • Assignee: BodyMedia, Inc.; AliphCom; Aliph, Inc.; MacGyver Acquisition LLC; Project Paris Acquisition, LLC
    • Context: securitization — lien discharge.
  6. 2015-04-28 — Reel not retrieved

    • Conveyance: Release by Secured Party
    • Assignor: Wells Fargo Bank, N.A., as Agent
    • Assignee: same five entities
    • Context: securitization — lien discharge.
  7. 2015-04-28 — Reel not retrieved

    • Conveyance: Security Interest
    • Assignor: Aliph, Inc.; AliphCom; BodyMedia, Inc.; MacGyver Acquisition LLC; Project Paris Acquisition LLC
    • Assignee: BlackRock Advisors, LLC
    • Context: securitization — new secured facility replacing DBD/Wells Fargo/Silver Lake.
  8. 2015-08-27 — Reel not retrieved

    • Conveyance: Security Interest (amended and restated Patent Security Agreement; signatory for the grantors: Hosain Rahman, per the executed instrument)
    • Assignor: same five entities
    • Assignee: BlackRock Advisors, LLC
    • Context: securitization — restatement of the BlackRock lien.
  9. 2017-01-26 — Reel not retrieved (corrects an earlier record at Reel 036500 / Frame 0173, re application 13/870,843)

    • Conveyance: Corrective Assignment
    • Assignor: Aliph, Inc.; AliphCom; BodyMedia, Inc.; MacGyver Acquisition, LLC; Project Paris Acquisition LLC
    • Assignee: BlackRock Advisors, LLC
    • Context: correction only — no transfer of ownership.
  10. Executed 2017-06-19; recorded 2017-08-29 — Reel 043711 / 0001 (confirmed for the AliphCom portfolio, incl. audio siblings)

    • Conveyance: Assignment for the benefit of creditors / assignment of assignors' interest
    • Assignor: AliphCom (a California corporation)
    • Assignee: AliphCom (assignment for the benefit of creditors), LLC (a California LLC; Manager Michael A. Maidy)
    • Correspondent: not retrieved
    • Context: insolvency liquidation / fire-sale. The underlying June 19, 2017 ABC instrument transferred "all of its rights in tangible and intangible assets … for liquidation."
  11. Recorded 2017-09-01 — Reel 043746 / 0693 (confirmed for the AliphCom portfolio, incl. audio siblings)

    • Conveyance: Assignment
    • Assignor: AliphCom (assignment for the benefit of creditors), LLC
    • Assignee: JAWB Acquisition LLC (New Jersey entity formed July 2017; manager Daniel Setton; address of record 321 West 44th Street, New York, NY 10036)
    • Correspondent: not retrieved
    • Context: fire-sale / transfer-to-acquirer — three days after the ABC conveyance.
  12. Recorded 2017 — Reels 043637 / 0796 and 043638 / 0025 (appear in the same 3.73 chain-of-title statements)

    • Conveyance: Assignment (corporate conversion/transfer)
    • Link A: AliphCom dba Jawbone → AliphCom, LLC (Reel 043637/0796)
    • Link B: AliphCom, LLC → JAWB Acquisition, LLC (Reel 043638/0025)
    • Correspondent: not retrieved
    • Context: internal reorg/entity conversion plus transfer to the acquiring LLC. (Note the RPX observation that JAWB Acquisition is "misidentified in USPTO records as 'Jawab Acquisation, LLC'" on one of these.)
  13. 2017-11-02 — Reel not retrieved (corrects an earlier record at Reel 035531 / Frame 0554)

  14. 2017 — IPR2016-00658 / IPR campaign (not part of the ownership chain)

    • Context: validity challenge. Flag a contradiction with the earlier section: the Google Patents family metadata attributes the IPR petition to "Unified Patents PTAB Data," and the earlier summary attributed IPR2016-00658 to Fitbit. I confirmed only that Paul Hastings filed a series of Fitbit IPRs against AliphCom patents in the same docket band (e.g., IPR2016-00607, IPR2016-00545). I could not retrieve the petitioner on the '658 record itself. Treat the petitioner identity as unresolved.
  15. 2019-07-19 — Reel 049805 / 0582 (the '522's operative title transfer; seen in the Google Patents reassignment panel of sibling family members US 2012/0059230, US 2014/0180993, US 2014/0181108, and dated 2019-07-19 on the '522's own legal events)

    • Conveyance: Assignment of assignors' interest
    • Assignor: AliphCom, LLC; BodyMedia, Inc.
    • Assignee: JB IP ACQUISITION LLC, NEW YORK ← current assignee of record
    • Correspondent: not retrieved
    • Context: transfer to a non-operating acquirer / portfolio aggregation. This is the link Google Patents reports as the current-assignee event.
  16. 2019-07-22 — Reel not retrieved

    • Conveyance: Security Interest
    • Assignor: JB IP Acquisition, LLC
    • Assignee: J Fitness LLC
    • Correspondent: not retrieved
    • Context: securitization/pledge to an affiliate — three days after acquisition.
  17. 2019-07-22 — Reels not retrieved (two separate UCC recordings)

    • Conveyance: UCC Financing Statement
    • Assignors: JB IP Acquisition, LLC; Jawbone Health Hub, Inc.
    • Assignee: J Fitness LLC
    • Correspondent: not retrieved
    • Context: perfecting the affiliate lien.
  18. 2019-08-08 — Reel not retrieved

    • Conveyance: Release by Secured Party
    • Assignor: BlackRock Advisors, LLC
    • Assignee: AliphCom LLC
    • Context: release of the 2015 BlackRock lien after the 2019 sale.
  19. 2019-08-15 — Reel not retrieved

    • Conveyance: Release by Secured Party
    • Assignors: Jawbone Health Hub, Inc.; JB IP Acquisition, LLC (as recorded)
    • Assignee: J Fitness LLC (as recorded)
    • Context: lien adjustment within the JB IP / J Fitness / Jawbone Health Hub group. (Party roles as recorded by Google Patents are internally ambiguous; I report them verbatim rather than resolve them.)

Correspondent finding (the task's key tell): I could not establish the recording correspondent for any transfer link. The only correspondent I verified anywhere in this chain is the prosecution agent of record — Kokka & Backus, PC (Scott S. Kokka) — and the ABC pleading notes AliphCom also owed fees to "Kokka and Backus, LLC and CPA Global." Note the entity-name drift, Kokka & Backus, PC (prosecution) vs. Kokka and Backus, LLC (named as creditor in the ABC petition); I flag this as a name variation, not a proven common actor, and I did not see Kokka & Backus as the recording correspondent on the NPE-side conveyances.


Timeline diagram

timeline
    title Ownership of US 8793522
    2011 : Filed by AliphCom
         : Inventors assign to AliphCom
    2013 : DBD Credit Funding takes security interest
         : Wells Fargo takes patent security agreement
         : AliphCom acquires BodyMedia
    2014 : Patent issues
         : Silver Lake Waterman becomes successor agent
    2015 : Lien releases and new BlackRock security interest
    2017 : AliphCom general assignment for benefit of creditors
         : Reel 043711 ABC conveyance
         : Reel 043746 to JAWB Acquisition
    2019 : Reel 049805 AliphCom LLC and BodyMedia to JB IP Acquisition
         : J Fitness LLC takes security interest
         : BlackRock lien released
    2023 : J Fitness named affiliate of Jawbone Innovations

NPE / troll-pattern signals

  1. Shell-entity transfer — PRESENT (strong). The '522 left an operating, revenue-generating assignee and landed at JB IP Acquisition LLC, New York by the 2019-07-19 conveyance at Reel 049805/0582, i.e., after AliphCom had gone through ABC liquidation (Reel 043711/0001, rec. 2017-08-29). JB IP Acquisition is a non-operating acquirer with no product presence I could find; the sister acquisition vehicle JAWB Acquisition LLC records a New York address at 321 West 44th Street, New York, NY 10036 and was formed in July 2017 — i.e., purpose-built for the asset purchase. Caveat: I did not independently confirm JB IP Acquisition's registration state/agent, so I treat "licensing-only" as strongly indicated by the liquidation context, not as a proven fact.

  2. Known asserter in the chain — PRESENT at network level (moderate). JB IP Acquisition LLC itself does not appear on the public NPE lists I could reach. However, its secured party J Fitness LLC is named in a 2023 court filing as an affiliate of Jawbone Innovations, LLC (Jawbone Innovations, LLC v. Google LLC, N.D. Cal. 3:23-cv-00466, Doc. 135, Certificate of Interested Entities, 2023-04-12, listing "Other Affiliate … J Fitness LLC"). Jawbone Innovations LLC is a tracked high-frequency plaintiff — RPX reports its 2021–2023 campaign against Samsung, Apple, and Google over former Jawbone patents ("Texas NPE Widens Litigation Campaign over Former Jawbone Patents," RPX Empower, 2021-09-29). So the '522 now sits inside the same control network as a confirmed NPE, even though the patent itself is not in the asserted set.

  3. Repeat correspondent across the chain — UNCLEAR / not established. I could only verify one correspondent anywhere in the chain (prosecution agent Kokka & Backus, PC, Scott S. Kokka, Reg. No. 51,893). I could not retrieve the recording correspondents on the security, ABC, JAWB, JB IP, or J Fitness links, so I cannot either confirm or rule out a recurring recording attorney. Per the task's own rule — a single appearance is not a finding — this signal stays unclear rather than asserted.

  4. Cascading transfers — PRESENT (moderate). Two 3-day cascades bracket the portfolio: Reel 043711/0001 (rec. 2017-08-29) → Reel 043746/0693 (rec. 2017-09-01) on the acquirer side, and Reel 049805/0582 (2019-07-19) → J Fitness security interest + two UCC filings (2019-07-22) on the lender side. The 2019 cluster shows an asset acquired and immediately pledged to an affiliate inside 72 hours — a classic SPV structure. The assignees in the wider family share the New York locus (JAWB Acquisition, 321 West 44th St.; JB IP Acquisition, New York).

  5. Pre-litigation transfer — NOT PRESENT. The NPE-side transfer (2019-07-19) post-dates the only enforcement campaign naming the '522 (ITC 337-TA-963 and N.D. Cal. 5:15-cv-02579, both 2015–2017) by roughly two years. I found no assertion naming the '522 after 2019, so I cannot tie the 2019 assignment to an imminent suit over this patent. (The 2021+ Jawbone Innovations suits asserted audio/microphone patents — 7,246,058, 8,019,091, 8,280,072, 8,321,213, 8,326,611, 8,467,543, 10,779,080, 11,122,357 — not the '522.)

  6. Bankruptcy fire-sale — PRESENT (strong). AliphCom dba Jawbone executed a California General Assignment for the Benefit of Creditors on 2017-06-19 (Manager Michael A. Maidy; claim bar date 2017-12-19), transferring all tangible and intangible assets "for liquidation." The resulting patent conveyance is Reel 043711/0001 (recorded 2017-08-29). This is a state-law insolvency liquidation (functionally a fire-sale) rather than a Chapter 7/11 filing, but it is documented and it is the direct antecedent of the current chain.

  7. Privateering — NOT PRESENT. There is no evidence AliphCom steered the patent to an NPE to assert on its behalf while continuing to operate; AliphCom ceased to exist via ABC liquidation and was not the beneficiary of the downstream campaign.

  8. Defensive aggregator — NOT PRESENT. The chain terminates at JB IP Acquisition LLC / J Fitness LLC — a monetization network, not RPX, AST, LOT Network, Unified Patents, or OIN. (Ironically, Unified Patents is named as the data source for the family's PTAB entry, and possibly as IPR petitioner — see link 14 — which would be an anti-NPE filing, but that concerns validity, not ownership.)


Verdict

NPE — high confidence.

Two strong, independently documented signals drive this. First, the patent was moved out of a dissolved operating company through a General Assignment for the Benefit of Creditors executed 2017-06-19 and recorded at Reel 043711/0001 — a liquidation conveyance. Second, it then left the operating world entirely, ending at the non-operating acquirer JB IP Acquisition LLC, New York, by the 2019-07-19 conveyance at Reel 049805/0582, which was immediately followed by an affiliate lien in favor of J Fitness LLC (security interest and two UCC filings, 2019-07-22) — and J Fitness LLC is identified in a 2023 court filing as an affiliate of the RPX-tracked assertion entity Jawbone Innovations, LLC. The two 3-day cascades (2017 and 2019) reinforce the SPV structure. I lower-bound rather than inflate this only because I could not (a) retrieve the recording correspondents, or (b) confirm any actual assertion of the '522 itself; the patent appears to have been carried as part of a large liquidated portfolio rather than sued upon.

Verification link: USPTO Assignment Center — assignment.uspto.gov/patent/index.html search for 8793522 (search by patent number → "Power management in a data-capable strapband"). Cross-check the Google Patents legal-events panel at patents.google.com/patent/US8793522B2/en.

What I could not verify (do not treat as findings): the recording correspondent on any transfer link; the reel/frames for links 1–8, 12–13, and 16–19 on the '522's own record; the petitioner on IPR2016-00658; the exact registered-agent address for JB IP Acquisition LLC; and whether the '522 was included in the 2017 JAWB Acquisition conveyances (the 2019 Google Patents event names "AliphCom, LLC" as assignor, which is consistent with, but not proof of, a JAWB intermediation). The authoritative next steps are USPTO Assignment Center reel/frame pulls for the '522 and for Reel 049805/0582's cover document, plus the state LLC registries for JB IP Acquisition LLC and J Fitness LLC.

Generated 9/29/2026, 12:22:42 PM

Prior art

Earlier patents, publications, and products that may anticipate or render the claims unpatentable.

✓ Generated

I'll research the prior-art citations for US 8,793,522 specifically. Let me pull the USPTO/Google Patents citation records.

Let me pull the front-page "References Cited" data and the Google Patents citation section directly.

FreePatentsOnline has the full front-page "US Patent References" list. Let me retrieve more of that list and the Google Patents citation section.

I've hit the tool-call limit, so I'll compile the prior-art analysis from the sources I was able to retrieve. I'll be explicit about what I verified versus what I could not.


Prior Art Analysis — US 8,793,522 B2 ("Power management in a data-capable strapband")

0. Scope and method (and an honest limitation up front)

Two things must be kept separate when identifying "prior art" for this patent:

  1. Front-page prosecution references ("US Patent References" / "References Cited") — the documents the examiner and applicant listed on the face of US 8,793,522. These are the literal "patent citations for 8793522."
  2. The substantive invalidity citations — the references asserted against the patent in IPR2016-00658, which are the only references actually mapped to a claim by a challenger.

Limitation you should know about: I was able to retrieve the FreePatentsOnline front-page reference list only in part before my search budget ran out. I have roughly the top ~26 U.S. patent references (below). I could not retrieve the remainder of the front-page list, the foreign patent documents cited, or the non-patent literature cited. So the list below is partial and explicitly incomplete, not the full "References Cited" section.


1. Front-page references retrieved (US Patent References)

Source: FreePatentsOnline record for US 8,793,522 — https://www.freepatentsonline.com/8793522.html

All of these are U.S. patents granted before the '522 patent, and (with the noted exception) were cited by/against the applicant during prosecution. Filing dates were not exposed in the snippet I retrieved — I give issue dates, which is what the record showed. I flag filing dates as unavailable rather than guess.

# Full citation Issue date Brief description Provisional § 102 relevance to '522 claims My assessment
1 US 8,073,707 B2 — Teller et al., "System for detecting, monitoring, and reporting an individual's physiological or contextual status" 2011-12-06 BodyMedia-type wearable physiological monitoring system: sensors, processor, data reporting. General architecture of cl. 1 (sensor subset + controller + energy storage on a worn device). Does not disclose the connector-powered transitory-power-mode trigger or the two-interval orientation-sharing limitation. Background art, not anticipatory.
2 US 7,959,567 B2 — Stivoric et al., "Device to enable quick entry of caloric content" 2011-06-14 Wearable/wearable-companion caloric-intake entry device. At most dependent-claim context (user input). Not anticipatory of any independent claim.
3 US 8,527,016 B2 — Lee et al., "Wireless device communication with multiple peripherals" 2013-09-03 Wireless communication facility managing multiple peripherals. Communications facility elements in cl. 1 / dependent communications claims. Not anticipatory; background on the communications-facility limitation.
4 US 8,451,710 B2 — Lee et al., "Sub-packet pulse-based communications" 2013-05-28 Pulse-based sub-packet data communications. Dependent claims on data communication. Not anticipatory.
5 US 8,423,643 B2 — Bouknight et al., "Autonomic assignment of communication buffers by aggregating system profiles" 2013-04-16 Dynamic buffer allocation based on system profiles. Dependent-claim relevance to the buffer predictor (625) / dynamically sized buffers. Potentially relevant to buffer-related dependent claims; not the independent claims.
6 US 8,083,643 B2 — Ng et al., "Systems and methods for accessing personalized fitness services using a portable electronic device" 2011-12-27 Portable-device fitness service access. Dependent-claim context (fitness applications). Not anticipatory.
7 US 8,047,966 B2 — Dorogusker et al., "Interfacing portable media devices and sports equipment" 2011-11-01 Connector/interface between a media device and sports equipment (Apple). Possible relevance to the connector limitation (cl. 1) and wired data/accessory coupling. The connector here is for media/accessory interfacing, not for detecting applied power to gate sensor power — not anticipatory as to the key limitation.
8 US 7,993,276 B2 — Nazarian et al., "Motion cancellation of optical input signals for physiological pulse measurement" 2011-08-09 Optical pulse sensor with motion-artifact cancellation. Dependent-claim sensor context (pulse/HR). Not anticipatory.
9 US 7,987,070 B2 — Kahn et al., "Eyewear having human activity monitoring device" 2011-07-26 Fullpower-type wearable activity monitor. Dependent-claim sensor/accelerometer context. Not anticipatory.
10 US 7,982,770 B2 — Kahn et al., "Method and apparatus to provide improved image quality in a camera" 2011-07-19 Camera image-quality control. Unlikely map to any '522 claim. Not anticipatory; background.
11 US 7,970,586 B2 — Kahn et al., "Method and apparatus for a virtual accelerometer system" 2011-06-28 Virtual/downsampled accelerometer data. Dependent-claim accelerometer context. Not anticipatory.
12 US 7,917,768 B2 — Kahn et al., "System control via characteristic gait signature" 2011-03-29 Gait-signature-based control (biometric identification). Possible dependent-claim relevance to the specification's gait/biometric identification discussion. Not anticipatory.
13 US 7,907,901 B2 — Kahn et al., "Method and apparatus to enable pairing of devices" 2011-03-15 Device pairing. Dependent-claim communications/pairing context. Not anticipatory.
14 US D632,396 S — Kasabach et al., "Display device with alternate attachment means assembly" 2011-02-08 Ornamental design. None. Design patent; not § 102 prior art for apparatus/method claims as cited.
15 US 7,881,902 B2 — Kahn et al., "Human activity monitoring device" 2011-02-01 Wearable human-activity monitor. Dependent-claim sensor/activity context. Not anticipatory.
16 US D631,552 S — Kasabach et al., "Wearable device to monitor human status parameters" 2011-01-25 Ornamental design. None. Design patent; not anticipation art for these claims.
17 US 7,849,184 B2 — Kahn et al., "Method and apparatus of monitoring the status of a sensor, monitor, or device (SMD)" 2010-12-07 Sensor/monitor device status monitoring. Possible marginal relevance to power/status monitoring of components. Not anticipatory of the connector-triggered two-mode scheme.
18 US 7,839,279 B2 — Kahn et al., "Monitor, alert, control, and share (MACS) system" 2010-11-23 Monitoring/alert system. Dependent-claim alert/vibration context. Not anticipatory.
19 US 7,800,044 B2 — Kahn et al., "High ambient motion environment detection eliminate accidental activation of a device" 2010-09-21 Motion-based activation/deactivation control. Some § 102 relevance to motion-triggered power/activation concepts (spec's mode changes). Addresses motion-based activation, not connector-powered mode transition; not anticipatory.
20 US 7,788,059 B2 — Kahn et al., "Rotational insensitivity using gravity-based adjustments" 2010-08-31 Gravity-based orientation compensation. Possible relevance to orientation concepts (cl. 1's orientation-sharing intervals). Orientation here is sensor-data correction, not inter-band orientation sharing; not anticipatory.
21 US 7,753,861 B2 — Kahn et al., "Chest strap having human activity monitoring device" 2010-07-13 Wearable chest-strap activity monitor. Wearable-band form factor (cl. 1 preamble). Not anticipatory.
22 US 7,747,735 B2 — Kahn et al., "Method and apparatus for seamlessly acquiring data from various sensor [sources]" 2010-06-29* Multi-source data acquisition. Dependent-claim data-acquisition context. Not anticipatory. *Date inferred from the list ordering; verify.

(The FreePatentsOnline list continued past US 7,747,735 but was cut off in my retrieval. Additional U.S. references, all foreign patent documents, and any non-patent literature on the front page were not recovered.)

Key analytical point on this category: every one of these is a pre-existing fitness/activity-monitoring, imaging, communications, or ornamental reference. None of them discloses the combination that the examiner allowed — namely a power manager with a transitory power manager that moves the band between a first power mode (no power applied to the sensors) and a second power mode (power applied to the sensors), triggered by detecting application of power to the connector, together with a power clock controller that varies the controller clock rate by mode. Accordingly, none of the front-page references individually anticipates any independent claim (1, 2, or 3) under § 102 on the face of the record. Their realistic § 102 exposure, if any, is to dependent claims (sensor-type, accelerometer, communications, and buffer-allocation limitations).


2. The most probative prior art on the face of the record: the IPR2016-00658 grounds

The only references ever mapped to a specific claim of the '522 patent were those in IPR2016-00658, which was directed only at claim 2 (the "shipped from a first geographic location to a second geographic location with sensors inoperable" claim). Per the previously generated sections, the grounds asserted were:

Ground Primary reference Secondary reference Claims challenged Potential § 102 / § 103 theory
1 James — US 2009/0076343 A1 Chou — US 2009/0264714 A1 Claim 2 § 103 combination (and/or § 102 as to individual elements)
2 Tan — US 2009/0326406 A1 Tanaka — JP 4,146,539 B2 Claim 2 § 103 combination
3 Yasukawa — US 5,795,301 Tanaka — JP 4,146,539 B2 Claim 2 § 103 combination

These are, by definition, the most relevant prior art for the '522 patent's claims, because a skilled challenger (and the Board) found them the closest art to the transit/shipping power-mode limitation of claim 2.

Honest gap: I retrieved the identifiers of these five references (from the prior-section work and the Google Patents family litigation entry), but I was not able to independently pull their full titles, filing/publication dates, or claim-mapping details in this session. I therefore do not supply descriptions for James '343, Chou '714, Tan '406, Tanaka JP 4,146,539, or Yasukawa '301 from memory — I am not confident enough in their exact subject matter to state it as fact, and fabricating titles would be worse than flagging the gap. If you need their exact bibliographic data and the petitioner's stated anticipation/obviousness theory, the authoritative source is the IPR2016-00658 petition and exhibits 1001–1020 (dated 2016-02-23) on the PTAB portal.

Outcome caveat: IPR2016-00658 was not instituted on the merits, which means the Board did not adopt these references as invalidating art — i.e., they were found insufficient to establish a reasonable likelihood of prevailing as to claim 2. So while they are the "closest" citations, they are not, as adjudicated, anticipatory of claim 2.


3. What I could NOT verify (do not treat as findings)

  1. The remainder of the front-page "References Cited" list (U.S. refs after US 7,747,735; all foreign patent documents; non-patent literature).
  2. Filing dates for the cited U.S. references (only issue dates were exposed).
  3. Full bibliographic data and passage-level mapping for the IPR2016-00658 references (James '343, Chou '714, Tan '406, Tanaka JP 4,146,539 B2, Yasukawa '301).
  4. Any family-member applications (e.g., US 13/180,000, the CIP parent; US 2013/0194066; US 2013/0179116; US 2013/198694) that could bear on § 102(a)/(e)/(g) as copending U.S. applications/publications. I did not analyze those as potential prior art, and whether the '522 patent is a CIP of US 13/180,000 (priority 2011-06-10) — which appears repeatedly in the family pages — matters for the effective § 102 critical date.

4. Bottom line

  • US 8,793,522's own front-page citations are overwhelmingly background art (wearable activity monitors, cameras, pulse sensors, communications/buffer management, and three ornamental design patents). On the record I retrieved, none individually anticipates claims 1, 2, or 3 under § 102; their only plausible § 102 exposure is to dependent claims.
  • The only substantive prior-art challenge was IPR2016-00658 (claim 2 only), using James '343 + Chou '714; Tan '406 + Tanaka JP 4,146,539; and Yasukawa '301 + Tanaka JP 4,146,539 — an § 103 obviousness framing, not pure § 102 anticipation — and it was not instituted, so none of it was adjudicated as invalidating.
  • If the user's real question is "what is the strongest § 102 art against this patent," the answer, on the verified record, is: none was successfully deployed; the strongest candidates were the IPR grounds above, and they failed to establish institution.

5. Contradiction flagged (per the "flag contradictions" rule)

The previously generated sections disagree with each other about the IPR2016-00658 petitioner:

These cannot both be right. The Google Patents record's own text says "Petitioner: 'Unified Patents PTAB Data' by Unified Patents...", which supports Unified Patents as petitioner and argues that the "Fitbit" attribution in the patent summary is an error. I am not silently correcting it — I am flagging it. This also matters for § 103 obviousness analysis, because a defensive aggregator like Unified Patents typically asserts § 103 combinations, whereas the "Fitbit" attribution in the summary — combined with the ITC/N.D. Cal. parallel campaign — would suggest an infringement-defense § 102/§ 103 posture by a competitor. The two IPR grounds listed in the summary (each a primary + secondary reference pairing) are consistent with a § 103 framework, which fits Unified Patents' defensive model.


Sources cited

If you want, I can re-run the search to complete the front-page "References Cited" list (including foreign documents and NPL) and to pull the five IPR2016-00658 references' full bibliographic data and the petitioner's claim-2 mapping — that is the piece of this analysis I could not close out within my search budget.

Generated 9/29/2026, 12:21:58 PM

Obviousness

Combinations of prior art that suggest the claimed invention would have been obvious under 35 U.S.C. § 103.

✓ Generated

I'll research the prior art landscape for this patent, starting with the references already identified in the PTAB record and then expanding to the broader field.

Let me pull the full claim text and the cited prior art from the patent itself, plus the related '811 IPR.

Obviousness Analysis — U.S. Patent No. 8,793,522 B2 under 35 U.S.C. § 103

Building on the prior sections. I am not repeating the bibliographic, litigation, or PTAB summaries. Two cross-references matter here and I flag them: (1) the IPR petitioner was Fitbit, Inc., not Unified Patents (the "Unified Patents" attribution was a data-source label artifact, already corrected in the PTAB section); and (2) the Board denied institution in IPR2016-00658, so the Fitbit grounds below are losing grounds on the existing record — which is analytically useful but must be handled honestly.


1. Governing framework

  • Statute: The application (13/180,320) was filed 2011-07-11, before the AIA's 2013-03-16 cutoff, so pre-AIA § 103 governs. The priority date is June 11, 2011 per the Google Patents record (with a June 10, 2011 discrepancy in some family listings — unresolved, and material to the art date by only one day, so not outcome-determinative for the 2007–2009 art at issue).
  • Standard: Graham factual inquiries + KSR Int'l Co. v. Teleflex Inc., 550 U.S. 398 (2007). The art predates 2011, so almost all of it is § 102(b) prior art (printed publications more than one year before filing).
  • POSITA: A designer/engineer with a bachelor's degree in electrical/computer engineering or equivalent, and ~2–4 years of experience in low-power wearable/portable electronic devices, sensor integration, and battery management. This is a crowded and rapidly evolving art (fitness monitors, pedometers, wrist-worn pulse devices, body-worn physiological monitors), and the reference field is explicitly combinatorial — which cuts strongly toward obviousness under KSR.

2. The elements that must be found or supplied

Decomposing claim 2 (reproduced verbatim in the Board's institution decision, Ex. 1001, 30:41–31:7) and claims 1/3 (per the earlier summary):

# Limitation Difficulty to meet with art
(a) Band / wearable body-worn structure Low — pervasive in art
(b) Subset of sensors Low
(c) Controller coupled to sensors Low
(d) Energy storage device (battery) Low
(e) Connector configured to receive power and control signals, coupled to the energy storage device HIGH — this is the crux
(f) Power manager incl. transitory power manager; first mode with no power to sensors, second mode with power, second subsequent Low–medium
(g) Mode switch responsive to detecting application of power to the connector Medium
(h) First/second intervals = shipping/transit (inoperable) vs. operable Medium
(i) Power clock controller modifying clock rate as a function of mode of operation Low–medium (well-known DVFS/clock-scaling art)
(j) (claim 1 only) the time-interval/orientation clause Uncertain — see caveat in §6

The only limitation that defeated Fitbit was (e). Every other element was either mapped by Fitbit or is squarely met by the references. That asymmetry governs the whole analysis.


3. The Fitbit grounds (IPR2016-00658) — and why they failed

Fitbit attacked claim 2 only, via three § 103 combinations (Pet. 6). The Board denied institution on 2016-08-30, concluding "Petitioner has not demonstrated a reasonable likelihood that it would prevail" (Paper 8).

Ground 1 — James + Chou

  • James (US 2009/0076343 A1, "Energy Management for Adherent Patient Monitor," pub. 2009-03-19): a body-worn/adherent physiologic monitor with a plurality of sensors, a wireless communication device, and an energy management device coupled to the sensors. This supplies the wearable-monitor architecture and the sensor-energy-management concept. Its "adherent patient monitor" form factor is not literally a wrist band, but the enablement/miniaturization gap is bridgeable.
  • Chou (US 2009/0264714 A1, "Non-invasive vital sign monitoring method, apparatus and system," Chang-An Chou, pub. 2009-10-22): a detecting device worn on the user plus a receiving device, expressly providing "different operation modes with different power supplying conditions," where the state of a sensing mechanism (combined vs. released) drives the device into different operation modes, and where the device "delivers" only limited messages in the low-power mode so "the power consumption is reduced to the lowest level."
  • Why a POSITA would combine: KSR design-incentive rationale. Both are battery-constrained body-worn physiological monitors in the same field; combining energy management with mode-dependent power-supply control is the predictable "arrange the old elements to achieve the anticipated result of longer battery life." Chou's mechanism-state-triggered mode entry is a close functional analog to claim 2's connector-power-triggered mode entry.
  • Where it broke down: Fitbit over-relied on a related application's prosecution history and did not cleanly show that a single connector receives both power and control signals. Jawbone's POR (Paper 7, 2016-06-01) argued James/Chou taught the elements separately, not as one connector.

Ground 2 — Tan + Tanaka

  • Tan (US 2009/0326406 A1) + Tanaka (JP 4,146,539 B2). Per the POR, the combination "does not teach or suggest, inter alia, a single connector receiving both power and control signals."
  • I could not independently retrieve the full text of Tan or Tanaka in this session; I rely on the parties' characterizations as reported in the Board's decision and the POR. Flagged as unverified.

Ground 3 — Yasukawa + Tanaka

  • Yasukawa (US 5,795,301, "Display method used in portable pulse measuring device," issued 1998-08-18): a wrist-worn multifunction portable pulse-measuring device; expressly concerned with power conservation to extend battery life in a device that "can only hold small batteries from the standpoint of portability," including automatically turning off display/mode information after a prescribed time.
  • Per the POR, the combination "does not teach or suggest, inter alia, receiving power and control signals at a connector of a band."
  • Why a POSITA would combine: Yasukawa supplies the wrist band form factor and the power-conservation motivation; Tanaka supplies the portable-device power-management/mode aspects. Same field, same problem, predictable combination.

The Board's bottom line: the art as arrayed failed at limitation (e) (the power-and-control connector), and Fitbit additionally failed to supply a non-hindsight rationale in Ground 3. Note that the Board applied BRI; district-court Phillips construction is narrower, which makes (e) harder, not easier, to read on the claim.


4. The obviousness case is real — but it must be rebuilt around limitation (e)

Fitbit's failure was one of proof marshaling, not of inherent patentability. A stronger § 103 case would anchor limitation (e) in art Fitbit did not use:

4A. Ground A: James (or Chou) + a combined power/data-connector reference

The claim's "connector configured to receive power and control signals" is squarely met by standard combined power-and-data connectors:

  • USB (a four-terminal connector carrying both power and data) and TRRS/TRS audio jacks (used for audio-encoded data and battery charging) are the canonical examples. The '522 specification itself states the connector "can be a universal serial bus ('USB')-compliant connector 1120, such as a four terminal USB® connector" and that the band's analog audio plug also "provide[s] power to recharge a battery."
  • The patent's own cited art supplies further support: Lee et al., US 8,527,016 ("Wireless device communication with multiple peripherals"); Dorogusker et al., US 8,047,966 ("Interfacing portable media devices and sports equipment"); Ng et al., US 8,083,643 ("Systems and methods for accessing personalized fitness services using a portable electronic device") — all cited on the face of the '522 patent and all in the portable/wearable-device data-and-power architecture space.
  • Motivation: reducing connector count is a recognized design imperative in miniaturized wearables (fewer ports = smaller, more water-resistant, cheaper). A single port that both recharges and syncs/receives control signals is a predictable, efficiency-driven combination — textbook KSR "use of a known technique to improve a similar device in the same way."
  • Result: elements (a)–(e) met; elements (f)–(h) supplied by Chou's mode-dependent power and/or James's energy management; element (i) supplied by conventional clock-scaling.

4B. Ground B: Ground A + shipping/transit-mode art (for element (h))

The "shipped … with the sensors in an inoperable state" limitation is a classic shipping/storage mode — a long-standing, ubiquitous battery-preservation technique (devices shipped with a battery-isolating tab/switch, or a low-power state entered until a connector event). The '522 specification's own power mode switch 1170 is described as "set in a first state (e.g., set during a test mode or prior to shipping) in which negligible or no power is being consumed." Where the specification admits that the low-power state is set "prior to shipping," that admission frames the limitation as an application of a known technique — powerful ammunition under § 103 and KSR.

4C. Ground C: clock-scaling art for element (i)

Modifying a processor clock as a function of operating/mode state is dynamic voltage and frequency scaling (DVFS) — exhaustively known in the 2005–2011 window. Consumer-facing analogs include clock-frequency switching tied to normal vs. standby mode (e.g., the Hirst-style switch between low- and high-frequency oscillators, and Chagny-style activity-driven frequency selection described in other PTAB records). The '522 specification's own power clock controller 621 / clock selector 623 is framed as simply operating the clock "sufficiently fast enough to service an amount of data, but sufficiently slow enough to conserve power" — i.e., the well-known tradeoff. The claim element (i) adds little inventive weight.

4D. Ground D (for claims 1 and 3)

Claims 1 and 3 were never challenged. A fresh challenge targeting them would run: wearable band + sensor subset + controller + battery (James/Chou/Yasukawa) + combined power/data connector (§4A) + transitory power manager with a transit/isolate mode (shipping-mode art, §4B) + clock/buffer adjustment (DVFS + buffer-sizing art such as the patent's own cited Bouknight, US 8,423,643, "Autonomic assignment of communication buffers"). Note claim 3's transit-isolation step ("electrically isolates the sensors from the battery during transit") is the same shipping-mode concept in method form — arguably the easiest target in the patent.


5. Motivation to combine — consolidated

A POSITA would have been motivated by:

  1. Same field / same problem: all primary references are battery-powered body-worn or portable physiological monitors; the shared objective is extending battery life (James "energy management"; Chou "high-efficient power utilization"; Yasukawa "the battery life can be extended").
  2. Predictable results (KSR): combining known power-mode control, known shipping/low-power states, known combined power/data connectors, and known clock scaling yields nothing more than the expected aggregate of each — longer runtime, fewer ports, smaller size.
  3. Design incentives: miniaturization, water-resistance, cost reduction, and standardized connectors (USB/TRRS) all push toward a single power-and-data port.
  4. "Try the known options" (KSR): where a known problem (battery drain in wearables) admits a finite number of identified, predictable solutions (mode-based power gating, shipping mode, DVFS), § 103 forecloses the claim to the combination.

6. Caveats and open items (stated explicitly)

  1. Claim 1's final "orientation" clause. The earlier summary describes claim 1 as reciting that in the first interval "the band's orientation is shared with other bands" and in the second it is "independent of the other bands." I could not verify that language against the issued patent — it is unusual phrasing and I will not treat it as verbatim. If accurate, that clause is the single most vulnerable-to-nonobviousness limitation in claim 1, because it introduces a multi-band/packaging context not clearly addressed by any reference I identified. Verify from the full printed claim before relying on it.
  2. Tan (US 2009/0326406), Tanaka (JP 4,146,539 B2), and the full text of James/Yasukawa were not independently retrieved in this session; their treatment here rests on the Board's decision and Jawbone's POR as reported. Treat their element-by-element coverage as uncharacterized pending confirmation.
  3. The Fitbit grounds are, on the existing record, rejected grounds. Under § 325(d) a new petitioner re-running James+Chou, Tan+Tanaka, or Yasukawa+Tanaka risks discretionary denial. The defensible path is new art for limitation (e) (combined power/data connectors), new claim targets (claims 1, 3, 4–20), and/or different constructions away from BRI.
  4. No PTAB estoppel attached (institution denied), and all 20 claims are live and presumptively valid — consistent with the earlier PTAB section. Obviousness here is a litigation/re-examination question, not a currently-adjudicated one.
  5. The patent is expired for fee reasons (adjusted expiration 2032-06-06), which affects enforcement value but not the § 103 merits of any retroactive validity challenge.

Bottom line: On the existing record, no combination rendered the claims obvious as Fitbit proved them. But the claims' inventive weight is concentrated in a single limitation — the combined power-and-control connector — layered over a stack of individually well-known techniques (sensor power gating, shipping/low-power mode, mode-based clock scaling). Read against the crowded wearable-monitor art and the patent's own specification admissions, the strongest § 103 case would pair James or Chou (wearable physiologic monitor with mode-based energy management) with a combined USB/TRRS power-and-data connector reference (including the patent's own cited Lee/Dorogusker/Ng art), further in view of shipping-mode and DVFS teachings — with the untested independent claims 1 and 3 as the primary targets.

Generated 9/29/2026, 12:22:19 PM

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