Patent 8621627
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: Speednic 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 8,621,627. This means that all claims of the patent remain untested in an AIA trial setting.
Strategic summary
As there are no PTAB proceedings on file for US Patent 8,621,627, all claims (1-29) remain unchallenged and are considered sustained from a PTAB perspective. This also means there is no estoppel landscape established by AIA trials, leaving all prior-art grounds available for potential future challenges. The absence of PTAB activity could indicate that the patent has not been extensively asserted, or that previous assertions have not led to defensive PTAB filings.
Recommended next steps
If facing an assertion of US Patent 8,621,627, a defendant would have the full range of prior art and statutory grounds available for a potential PTAB challenge (e.g., IPR, PGR, CBM), as no claims have been canceled or sustained through such proceedings. There are no active proceedings or upcoming milestones to monitor. The absence of PTAB challenges also suggests that if considering an IPR, a thorough prior art search would be crucial to identify strong invalidity grounds, as the patent has not been subjected to this scrutiny before.
Generated 5/30/2026, 12:48:34 PM