Patent 11257115
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: Stratacor 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.
Proceedings overview
There is no PTAB activity on file for US patent 11257115.
Strategic summary
As of today's date, US patent 11257115 has no claims canceled, sustained, or otherwise impacted by AIA trial proceedings. All claims (1-16) remain untested by IPR, PGR, or CBM trials. Consequently, there is no estoppel landscape from PTAB proceedings, meaning all prior-art grounds remain available to a potential petitioner. The absence of PTAB activity could suggest various things: the patent may not have been asserted widely enough to attract challenges, or potential challengers may have found the claims robust.
Recommended next steps
There are no PTAB proceedings, active or otherwise, for US patent 11257115. If a defendant is being asserted against, all prior-art grounds remain available for a potential IPR, PGR, or CBM petition. The absence of PTAB activity for an active patent can be a signal, as well-asserted patents often become targets for IPRs.
Generated 6/10/2026, 12:45:30 AM