Invalidity dossier
US 9084084
Apparatus and method for automatically refreshing a display of a telephone
Current assignee: Lab Technology LLC
Added 9/23/2026, 8:44:24 PM
Active provider: DeepSeek · deepseek-flash
Patent summary
Title, assignee, inventors, filing/issue dates, abstract, and a plain-language overview of the claims.
Patent Overview — US 9,084,084 B2
- Title: "Apparatus and method for automatically refreshing a display of a telephone" (source: https://patents.google.com/patent/US9084084/en).
- Patent number: US9084084B2. Application number US14/525,638 (also published as US20150045071A1).
- Inventor: Shin Cheung Simon Chiu.
- Assignees listed in the source: Original assignee TP Lab Inc; current assignee (as listed) Lab Technology LLC. The source notes listed assignees may be inaccurate and that no legal analysis of ownership is made.
- Dates: Priority date 2006-06-22 (stated as an assumption); filing date 2014-10-28; publication date 2015-07-14; anticipated expiration 2026-06-22. Legal status listed as Active.
- Classification: e.g., H04M1/72457 (adapting cordless/mobile telephone functionality according to geographic location); H04W4/02; H04L67/52.
Purpose and plain-language scope (from the supplied text only): The invention relates generally to telecommunications, specifically to apparatus and methods for automatically refreshing a display screen of a telephone. The background explains that telephones provide many services — personal communication (telephone, conference, voice messaging, directory/yellow pages), information (stock quotes, weather, traffic), and commercial (fund transfer, movie ticketing, merchandise ordering) — and that users must navigate many menu displays to find a desired service. It notes users often access the same services at the same time daily, use some services more routinely, and may access services based on location (e.g., public transit, shopping mall). Examples describe a parent checking weather, traffic, school bulletins, voicemail, and news in the morning, and ordering take-out via a restaurant directory, and a commuter buying train tickets, listening to music, and checking a mall directory. The excerpt states the problem — repeated "painstaking" navigation — but the provided text does not include the claims, abstract, or detailed description of how the automatic refresh is implemented.
What the excerpt does not establish: The actual claim language, the specific refresh mechanism/algorithm, the cited prior art, details of the litigation entries, the accuracy of assignments, and the underlying facts behind the priority date (expressly labeled an assumption).
Generated 10/1/2026, 9:41:13 PM
Cases on file (0)
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Litigation summary
Past and pending lawsuits — plaintiffs, defendants, jurisdictions, outcomes, and notable rulings.
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.
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.
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.
Prior art
Earlier patents, publications, and products that may anticipate or render the claims unpatentable.
Obviousness
Combinations of prior art that suggest the claimed invention would have been obvious under 35 U.S.C. § 103.
Extensions
Patent term adjustments, term extensions, continuations, divisionals, family members, and expiration dates.
Derivative works
Defensive disclosure: derivative variations of each claim designed to render future incremental improvements obvious or non-novel.