Patent 9615204
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: Piney Woods Mobility 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 are no AIA trial proceedings on file for US Patent 9615204. This means the patent has not been subjected to Inter Partes Review (IPR), Post-Grant Review (PGR), or Covered Business Method (CBM) patent review challenges at the Patent Trial and Appeal Board (PTAB). For a defendant, this implies that all claims of the patent remain untested at the PTAB, and there is no estoppel arising from prior PTAB decisions to consider.
Strategic summary
As of the current date, US Patent 9615204 has not been challenged through any AIA trial proceedings at the PTAB. Consequently, all claims (independent claims 1, 2, 3, and 4, as well as their associated dependent claims) remain legally unadjudicated by the PTAB. This means there are no canceled claims, no sustained claims, and no institution decisions to provide insight into their patentability in an AIA trial context.
The absence of PTAB proceedings also means there is no estoppel landscape established under 35 U.S.C. § 315(e)(2). Therefore, any potential petitioner (including a defendant currently facing assertion) would be free to raise any valid prior art grounds, including those that could have reasonably been raised in an IPR, PGR, or CBM. There are no pattern signals to observe regarding petitioner activity or patent owner's defensive strategies at the PTAB for this patent.
Recommended next steps
Since no PTAB activity exists for US9615204, potential defendants should be aware that all claims are currently unchallenged at the PTAB. The absence of such proceedings indicates that an IPR, PGR, or CBM could be a viable option to challenge the patent's validity. If considering such a challenge, a thorough prior art search would be the crucial first step to identify strong grounds for a petition.
Generated 6/3/2026, 6:45:50 PM