Patent 11974910

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
  • IPR2025-01025IPRfiled May 20, 2025vs. Imperative Care, Inc.Trial Instituted

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Cases on file (1)

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Specific litigation cases in our database that name US patent 11974910. 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 a senior US patent analyst, I have examined the litigation history for U.S. Patent No. 11,974,910. Here are the known legal proceedings involving this patent:

District Court Litigation

There are two related cases filed in the U.S. District Court for the Northern District of California:

  • Case 1:

    • Plaintiff: Inari Medical, Inc.
    • Defendant: Imperative Care, Inc.
    • Jurisdiction: U.S. District Court for the Northern District of California
    • Case Number: 3:24-cv-03117
    • Filing Date: May 22, 2024
    • Status: A motion for a preliminary injunction was denied. The case is currently active.

  • Case 2:

    • Plaintiff: Inari Medical, Inc.
    • Defendant: Imperative Care, Inc.
    • Jurisdiction: U.S. District Court for the Northern District of California
    • Case Number: 5:24-cv-03117
    • Filing Date: May 22, 2024
    • Status: This appears to be a related filing to the case listed above. The case is currently active.

Patent Trial and Appeal Board (PTAB) Proceedings

There is one known proceeding at the Patent Trial and Appeal Board (PTAB) of the USPTO:

  • Case Type: Inter Partes Review (IPR)
    • Petitioner: Imperative Care, Inc.
    • Patent Owner: Inari Medical, Inc.
    • Jurisdiction: U.S. Patent and Trademark Office, Patent Trial and Appeal Board
    • Case Number: IPR2025-01025
    • Filing Date: April 30, 2024
    • Status: Pending - Institution Decision Due. This proceeding challenges the validity of claims in U.S. Patent 11,974,910.

Generated 5/14/2026, 6:45:50 PM