Patent 11971937

Litigation summary

Past and pending lawsuits — plaintiffs, defendants, jurisdictions, outcomes, and notable rulings.

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PTAB activity (1)

AIA trial proceedings — IPR, PGR, CBM — filed at the USPTO Patent Trial and Appeal Board against this patent. Sourced directly from the PTAB Trial API.

1 active
  • IPR2026-00289IPRfiled Mar 13, 2026vs. Google LLCPending

Cached for 24 hours. Status strings are sourced verbatim from the PTAB API; the colored badge is our heuristic classification.

Cases on file (1)

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Specific litigation cases in our database that name US patent 11971937. The free-form analysis below may also discuss cases beyond this list.

Litigation summary

Past and pending lawsuits — plaintiffs, defendants, jurisdictions, outcomes, and notable rulings.

✓ Generated

As of April 26, 2026, the following litigation is known involving US patent 11971937:

Case 1:

  • Plaintiff(s): Accusearch Technologies LLC (Current Assignee)
  • Defendant(s): Not specified in the provided information, but the case is filed by the assignee, indicating they are likely asserting the patent against an alleged infringer.
  • Jurisdiction: Delaware District Court
  • Case Number: 1:25-cv-00514
  • Filing Date: Not explicitly stated, but the case was filed in 2025.
  • Outcome/Current Status: Litigation is pending.

Case 2:

  • Plaintiff(s): Petitioner (not named in the provided information, but likely Unified Patents based on the source)
  • Defendant(s): Not specified (likely Accusearch Technologies LLC as the patent owner).
  • Jurisdiction: Patent Trial and Appeal Board (PTAB)
  • Case Number: IPR2026-00289
  • Filing Date: Not explicitly stated, but the case was filed in 2026.
  • Outcome/Current Status: Pending.

Generated 5/29/2026, 5:45:45 PM