Patent 9979826
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.
Current assignee: Cedarwood Ventures, Inc.
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 is no PTAB activity on file for US9979826B1.
Strategic summary
As there are no PTAB proceedings on file, all claims of US9979826B1 are currently untested by AIA trial proceedings. This means there is no estoppel landscape established by the PTAB regarding this patent. The absence of PTAB activity could indicate that the patent has not yet been asserted aggressively enough to provoke an IPR, or that potential petitioners have not yet identified strong prior art challenges.
Recommended next steps
If you are a defendant facing assertion of US9979826B1, the absence of PTAB activity suggests that all claims remain in their original form. A thorough prior art search would be a critical first step to evaluate potential invalidity grounds if an IPR defense is being considered.
Generated 5/30/2026, 12:48:19 PM