Patent 11177887

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
  • IPR2026-00123IPRfiled Dec 1, 2025vs. Eoptolink Technology USA Inc. et al.Trial Instituted

Cached for 24 hours. Status strings are sourced verbatim from the PTAB API; the colored badge is our heuristic classification.

Cases on file (2)

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Specific litigation cases in our database that name US patent 11177887. 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

Based on the search results, here is the known litigation involving US patent 11177887:

1. PTAB Case

2. District Court Case

  • Case Number: 5:24-cv-08165-NW
  • Plaintiff: Applied Optoelectronics, Inc.
  • Defendant: Eoptolink Technology USA Inc.
  • Jurisdiction: U.S. District Court for the Northern District of California, San Jose Division
  • Filing Date: November 19, 2024 (as indicated by "Document 1 Filed 11/19/24" in context of the case number)
  • Current Status: Stayed until June 5, 2026, pending institution decisions on IPR petitions, including IPR2026-00123 concerning US11177887.

3. District Court Case (Second)

  • Case Number: 3:24-cv-08165. The initial search results indicated "US case filed in California Northern District Court" with this case number, but further investigation into specific filings for patent 11177887 under this number did not yield a clear and separate case involving patent 11177887 with distinct parties and filing details different from 5:24-cv-08165. It's possible there was a typo in the initial Google Patents listing or it refers to a related but not directly on-point case for this specific patent number. Based on the available specific details for US11177887, only the 5:24-cv-08165 case has been identified with specific parties directly asserting this patent.
  • Status: No specific litigation details directly linking US11177887 to this case number with separate parties/filing dates could be confidently identified from the provided search results beyond the initial mention.

4. First Worldwide Family Litigation

  • Status: The Google Patents page for US11177887 mentions "First worldwide family litigation filed," but no specific details regarding plaintiff(s), defendant(s), jurisdiction, case number, filing date, or outcome/current status were found in the provided search results.

Generated 5/27/2026, 6:48:43 AM