Patent 11465891
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.
- IPR2025-00381IPRfiled Jan 7, 2025vs. Kubota North America Corporation et al.Claims 1-10 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 (0)
Specific litigation cases in our database that name US patent 11465891. The free-form analysis below may also discuss cases beyond this list.
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Litigation summary
Past and pending lawsuits — plaintiffs, defendants, jurisdictions, outcomes, and notable rulings.
Known litigation involving US patent 11465891 includes the following:
Inter Partes Review (IPR) before the PTAB
- Plaintiff(s): Kubota North America Corporation and Kubota Tractor Corporation
- Defendant(s): Vermeer Manufacturing Company
- Jurisdiction: Patent Trial and Appeal Board (PTAB)
- Case Number: IPR2025-00381
- Filing Date: February 18, 2025
- Outcome or Current Status: The case is pending and has been instituted.
District Court Litigation
- Plaintiff(s): Vermeer Manufacturing Company
- Defendant(s): Kubota North America Corporation and Kubota Tractor Corporation
- Jurisdiction: United States District Court for the Northern District of Texas, Fort Worth Division
- Case Number: 4:24-cv-00799-P
- Filing Date: August 20, 2024
- Outcome or Current Status: The Texas District Court stayed the litigation on March 19, 2025.
Generated 7/1/2026, 12:45:37 AM