Patent 9271536

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.

  • IPR2025-01031IPRfiled Jul 9, 2025vs. REVELYST SALES LLC et al.Discretionary Denial

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

Cases on file (2)

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Specific litigation cases in our database that name US patent 9271536. 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 to involve US patent 9271536:

  1. PTAB Case

    • Case Number: IPR2025-01031
    • Filing Date: The patent text indicates the case was "filed" (no specific date provided, but the IPR number suggests a 2025 filing year).
    • Jurisdiction: Patent Trial and Appeal Board (PTAB)
    • Plaintiff(s): Not explicitly listed in the provided patent text, but typically the "Petitioner" in an IPR. The source lists "Unified Patents PTAB Data" as the Petitioner source.
    • Defendant(s): Brainguard Technologies Inc. (as the current assignee of US9271536).
    • Outcome/Current Status: Not Instituted - Procedural.

  2. US District Court Case

    • Case Number: 8:24-cv-02652
    • Filing Date: Not explicitly provided in the patent text, but the case number indicates a 2024 filing year.
    • Jurisdiction: California Central District Court.
    • Plaintiff(s): Not explicitly listed in the provided patent text. The source indicates "Unified Patents Litigation Data."
    • Defendant(s): Not explicitly listed in the provided patent text.
    • Outcome/Current Status: Active litigation.

Generated 5/19/2026, 6:46:20 PM