Patent 11575148

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.

  • IPR2025-00432IPRfiled Jan 10, 2025vs. Zhuhai CosMX Battery Co., Ltd.Terminated-Settled

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 11575148. The free-form analysis below may also discuss cases beyond this list.

  • Untitled case
    2:24-cv-00728Texas Eastern District CourtActive litigation

Litigation summary

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

✓ Generated

Known litigation involving US patent 11575148 includes the following cases:

  1. US District Court Case

    • Jurisdiction: Texas Eastern District Court
    • Case Number: 2:24-cv-00728
    • Plaintiff(s): Not explicitly stated in the provided patent text.
    • Defendant(s): Not explicitly stated in the provided patent text.
    • Filing Date: Not explicitly stated in the provided patent text.
    • Outcome or Current Status: Active litigation.

  2. PTAB Case

    • Jurisdiction: Patent Trial and Appeal Board (PTAB)
    • Case Number: IPR2025-00432
    • Plaintiff(s) / Petitioner: Not explicitly stated in the provided patent text, but referred to as "Petitioner:".
    • Defendant(s) / Patent Owner: Ningde Amperex Technology Ltd. (current assignee of US11575148).
    • Filing Date: Not explicitly stated in the provided patent text.
    • Outcome or Current Status: Pending - Instituted.

  3. First Worldwide Family Litigation

    • Jurisdiction: Not explicitly stated beyond "worldwide family litigation."
    • Case Number: Not explicitly stated in the provided patent text.
    • Plaintiff(s): Not explicitly stated in the provided patent text.
    • Defendant(s): Not explicitly stated in the provided patent text.
    • Filing Date: Not explicitly stated in the provided patent text.
    • Outcome or Current Status: Litigation noted as "Critical."

Generated 6/27/2026, 12:46:23 AM