Invalidity dossier
US 9634906
Devices and methods supporting content delivery with adaptation services with feedback
Current assignee: Sandpiper Cdn LLC
Added 8/25/2026, 6:51:01 PM
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: US 9,634,906 B2
Title: Devices and methods supporting content delivery with adaptation services with feedback
Patent number: US 9,634,906 B2
Application number: US 13/838,414
Publication of application: US 2014/0173029 A1 (2014-06-19)
Inventors: Lewis Robert Varney; Laurence R. Lipstone; William Crowder; Andrew Swart; Christopher Newton
Original assignee: Level 3 Communications, LLC
Current assignee (as listed): Sandpiper CDN LLC
Key dates:
- Prior art date / priority date: 2012-12-13
- Filing date: 2013-03-15
- Grant/publication date: 2017-04-25
- Anticipated expiration: 2032-12-14
Legal status: Active (as listed; the source notes this is an assumption, not a legal conclusion).
Classification: H04L — Transmission of Digital Information (electric communication technique).
Prior art keywords listed: service, services, information, collector, control.
Purpose and plain-language scope:
Based solely on the supplied text, the patent concerns devices and methods supporting content delivery using "adaptation services with feedback." The title and prior-art keywords indicate a content-delivery framework in which services are adapted based on information collected and fed back — suggesting a control/collector arrangement that gathers information and adjusts service behavior accordingly. The patent is associated with a content delivery network (CDN) context, given the assignee names, but the excerpt does not describe the specific mechanisms, claims, or embodiments.
Source: https://patents.google.com/patent/US9634906/en
What the excerpt does not establish:
- The excerpt contains no claim text, abstract, or detailed description; the actual scope of the invention cannot be determined from it.
- No specific adaptation mechanisms, feedback architecture, or technical implementation details are provided.
- The excerpt does not establish the accuracy of the assignee listing or legal status, which the source itself flags as assumptions.
- Beyond the title and keywords, the excerpt provides no substantive technical disclosure to describe how the invention operates.
Generated 10/1/2026, 10:04:06 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.