Patent 8379538

Litigation summary

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

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No PTAB proceedings on file. This patent has not been challenged through Inter Partes Review, Post-Grant Review, or Covered Business Method review at the USPTO. The absence is itself a signal — well-asserted patents eventually attract IPRs.

Cases on file (1)

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Specific litigation cases in our database that name US patent 8379538. The free-form analysis below may also discuss cases beyond this list.

  • Untitled case
    2:25-cv-01859Washington Western District Courtongoing

Litigation summary

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

✓ Generated

Known litigation involving US Patent 8379538 is limited to the information directly provided by the Google Patents record for US8379538. While the current assignee, Valtrus Innovations Ltd, is involved in other patent litigation, the search results did not explicitly list US8379538 as a patent-in-suit in those separate cases.

Based on the Google Patents record (the authoritative full patent text), the following litigation is noted for US Patent 8379538:

  • Jurisdiction: Washington Western District Court

    • Case Number: 2:25-cv-01859
    • Filing Date: Not explicitly provided by the Google Patents page or external search results in relation to US8379538.
    • Plaintiff(s): Not explicitly provided by the Google Patents page or external search results in relation to US8379538.
    • Defendant(s): Not explicitly provided by the Google Patents page or external search results in relation to US8379538.
    • Outcome/Current Status: The Google Patents page indicates "litigation" and "Critical" status, implying it is ongoing.

  • Jurisdiction: Texas Eastern District Court

    • Case Number: 2:25-cv-00556
    • Filing Date: Not explicitly provided by the Google Patents page or external search results in relation to US8379538.
    • Plaintiff(s): Not explicitly provided by the Google Patents page or external search results in relation to US8379538.
    • Defendant(s): Not explicitly provided by the Google Patents page or external search results in relation to US8379538.
    • Outcome/Current Status: The Google Patents page indicates "litigation", implying it is ongoing.

  • Jurisdiction: California Northern District Court

    • Case Number: 3:26-cv-00363
    • Filing Date: Not explicitly provided by the Google Patents page or external search results in relation to US8379538.
    • Plaintiff(s): Not explicitly provided by the Google Patents page or external search results in relation to US8379538.
    • Defendant(s): Not explicitly provided by the Google Patents page or external search results in relation to US8379538.
    • Outcome/Current Status: The Google Patents page indicates "litigation", implying it is ongoing.

Specific details regarding the plaintiffs, defendants, filing dates, and current status for these cases directly involving US8379538 were not readily available through the provided search parameters beyond what is stated on the Google Patents page. A search for US8379538 in CAFC dockets for 2026 did not yield specific case entries related to this patent.

Generated 5/23/2026, 12:45:39 AM