Patent US8307116B2
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.
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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.
Proceedings overview
There are no AIA trial proceedings on file for US8307116B2 as of the most recent data ingest and current web searches.
Strategic summary
As of June 11, 2026, all claims of US8307116B2 (claims 1-15) remain untested by AIA trial proceedings. There is no estoppel landscape to consider from PTAB trials, as no petitions have been filed or instituted against this patent. The absence of PTAB activity suggests that, despite the patent being active and currently involved in district court litigation (Texas Western District Court, case number 1:26-cv-00989), no third party has yet challenged its validity through an IPR, PGR, or CBM.
Recommended next steps
If you are a defendant facing assertion of US8307116B2, the absence of PTAB activity means that all prior art grounds remain available for potential challenge. There are no prior PTAB decisions to leverage or defend against. Consider evaluating the patent for potential IPR or PGR challenges based on prior art, particularly in light of the ongoing district court litigation. The typical one-year statutory deadline for filing an IPR from service of a complaint should be a key consideration.
Generated 6/11/2026, 6:34:21 AM