Invalidity dossier
US 8639935
Automated device provisioning and activation
Current assignee: Headwater Research LLC
Added 8/28/2026, 12:48:27 AM
Active provider: DeepSeek · deepseek-v4-flash
Patent summary
Title, assignee, inventors, filing/issue dates, abstract, and a plain-language overview of the claims.
Patent Overview: US8639935B2
Title: Automated device provisioning and activation
Patent number: US8639935B2
Application number: US13/712,184
Inventor: Gregory G. Raleigh
Original assignee: Headwater Partners I LLC
Current assignee (as listed): Headwater Research LLC
Priority date: 2009-01-28
Filing date: 2012-12-12
Publication date: 2014-01-28 (application published 2013-05-16 as US20130125219A1)
Legal status: Active; anticipated expiration listed as 2029-03-02
Source: https://patents.google.com/patent/[US8639935](/patent/US8639935)/en
Purpose and plain-language scope
Based only on the supplied text, the patent concerns automating how a device is provisioned and activated. The prior-art keywords given are "service," "network," "agent," "server," and "message," indicating the subject matter involves a network server communicating with an agent on a device via messages to set up or activate service.
Important limitation: The supplied excerpt contains no abstract, no claim text, no detailed description, and no drawings content. It shows only bibliographic and procedural data, family/litigation links, and prior-art keywords. It therefore does not establish the specific claimed steps, the scope of any claim, the technical problem addressed, embodiments, or how provisioning/activation is actually performed. Any statement about what the patent covers beyond the title and keywords would be invented.
Likewise, the excerpt does not establish validity, enforceability, claim construction, or the merits of any listed litigation. The listed litigation entries are procedural references only and are not analyzed here per instructions. Assignee entries reflect recorded reassignments (Headwater Partners I LLC to Headwater Research LLC) but no legal conclusion is drawn.
Not established by this excerpt: abstract, claims, detailed description, figures, cited prior art references, examiner citations, and any substantive technical disclosure.
Generated 10/1/2026, 10:03:38 PM
Cases on file (7)
Group view →Specific litigation cases in our database that name US patent 8639935. The free-form analysis below may also discuss cases beyond this list.
- Headwater Research LLC v. Charter Communications Inc.filed Aug 27, 20252:25-cv-00901E.D. Tex.pending
Defendants: Charter Communications Inc.
Other patents asserted: 11966464, 9973930, 9609510, 11985155, 11405429, 11096055
- 2:25-cv-00903E.D. Tex.pending
Defendants: Comcast Cable Communications, LLC d/b/a Xfinity
Other patents asserted: 11966464, 9973930, 9609510, 11985155, 11405429, 11096055
- 2:25-cv-00156E.D. Tex., Marshall Div.dismissed without prejudice
Defendants: Cellco Partnership d/b/a Verizon Wireless, Verizon Communications, Inc., Verizon Corporate Services Group Inc., and 5 others
Other patents asserted: 11966464, 8832777, 9973930, 11985155
- 2:25-cv-00215E.D. Tex.dismissed without prejudice
Defendants: AT&T Inc., AT&T Services, Inc., AT&T Mobility, LLC, and 1 other
Other patents asserted: 11966464, 8832777, 9973930, 11985155
- 7:25-cv-00369W.D. Tex., Waco/Austin Div.pending
Defendants: Google LLC
Other patents asserted: 11966464, 9609510, 9973930, 11096055, 11405429, 11985155
- 2:25-cv-00902E.D. Tex.active
Defendants: DISH Network Corp., DISH Network L.L.C., DISH Technologies L.L.C.
Other patents asserted: 11966464, 11096055, 11405429, 11985155, 9609510, 9973930
- 3:25-cv-07591N.D. Cal.terminated Nov 3, 2025dismissed
Defendants: Headwater Research LLC
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.
Current assignee: Headwater Research LLC
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.
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This patent in court (7)
7 tracked lawsuits name US 8639935.