Patent 12152582

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 with claims invalidated
  • PGR2025-00031PGRfiled Feb 6, 2025vs. GD Energy Products, LLCClaims 1-14 unpatentable

Defender signal. A prior IPR has found at least some claims unpatentable. Those final written decisions are public record and can ground a new IPR strategy or a § 102/§ 103 motion in district court.

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 12152582. The free-form analysis below may also discuss cases beyond this list.

  • Unified Patents v. Kerr Machine Co
    PGR2025-00031Patent Trial and Appeal Board (PTAB) of the United States Patent and Trademark Office (USPTO)Pending - Instituted

    Defendants: Kerr Machine Co

Litigation summary

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

✓ Generated

Based on the search results, there is known litigation involving US patent 12152582.

Here is the known litigation:

  • Case Number: PGR2025-00031
  • Jurisdiction: Patent Trial and Appeal Board (PTAB) of the United States Patent and Trademark Office (USPTO)
  • Plaintiff(s): Unified Patents (acting as petitioner to challenge patent validity)
  • Defendant(s): Kerr Machine Co (Current Assignee of US12152582)
  • Filing Date: The case status on Google Patents indicates "PGR2025-00031 filed (Pending - Instituted)" and the first search result shows a "Scheduling Order Template ver September 2024 FINAL" related to this case, implying the filing occurred sometime before September 2024 and was instituted by that time.
  • Outcome or Current Status: Pending - Instituted. The scheduling order indicates ongoing proceedings within the PTAB, including motions to amend and briefing. Unified Patents is a member-based organization that often challenges the validity of patents owned by Non-Practicing Entities (NPEs) by filing inter partes reviews (IPRs) or post-grant reviews (PGRs).

Generated 6/29/2026, 6:45:31 PM