Invalidity dossier
US 6363065
okApparatus for a voice over IP (voIP) telephony gateway and methods for use therein
Current assignee: QUINTUM LLC
Added 9/23/2026, 2:10:53 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 — US6363065B1
Title: "Apparatus for a voice over IP (VoIP) telephony gateway and methods for use therein"
Patent number / application: US6363065B1; Application US09/437,644, filed 1999-11-10.
Inventors: Timothy R. Thornton, Rajiv Bhatia, Ki Choon Suh. A later assignment record also lists Cheng T. Chen as an assignor.
Assignee: Original assignee Quintum Tech Inc; current assignee listed as QUINTUM LLC and Ribbon Communications Operating Co Inc (listing stated as not legally analyzed).
Key dates: Priority 1999-11-10; filing 1999-11-10; granted/publication 2002-03-26; anticipated expiration 2019-11-10. Legal status: Expired – Lifetime.
Purpose and plain-language scope (from the limited source text):
The patent concerns an apparatus for a VoIP telephony gateway, plus methods for using it. It relates to connecting calls between a packet-based data network and the public switched telephone network (PSTN). The excerpted text supplies only the title-derived subject matter and indexed prior-art keywords — call, gateway, message, PSTN, data network — which suggest the disclosure addresses gateway handling of calls and messages spanning the data network and the PSTN.
Relationship to related filings: The record lists priority links to PCT/US2000/030475 (WO2001035579A1), AU14661/01, JP2001537208 (JP3861005B2), EP00976958 (EP1234410B1), KR10-2002-7006198 (KR100534141B1), CNB008155364 (CN1157894C), and TW089123203 (TW536882B), plus a later US filing US09/961,105 (US6665293B2).
Source: https://patents.google.com/patent/[US6363065](/patent/US6363065)/en
What this excerpt does not establish:
The supplied text contains no claims, no detailed description, no drawings content, and no abstract. Accordingly, it does not establish the specific claimed apparatus elements, method steps, or the scope of any claim. It also provides no technical details on message formats, call signaling, or gateway architecture beyond keyword-level hints. It does not describe embodiments, figures, or cited prior-art references. No assessment of validity, infringement, or claim interpretation is supported by this excerpt, and none is offered.
Generated 10/1/2026, 9:52:28 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)
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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.