Patent 8180198

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
  • IPR2025-01314IPRfiled Aug 29, 2025vs. Samsung Electronics Co. Ltd. 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 8180198. 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

Known litigation involving US patent 8180198 as of April 26, 2026, includes the following:

1. PTAB Inter Partes Review

2. US District Court Case

  • Plaintiff(s): Not explicitly provided in the available information.
  • Defendant(s): Not explicitly provided in the available information.
  • Jurisdiction: Texas Eastern District Court
  • Case Number: 5:25-cv-00052
  • Filing Date: The filing year is 2025, as indicated by the case number 5:25-cv-00052. The specific filing date is not explicitly provided in the available information.
  • Outcome or Current Status: Status is not explicitly provided, but the case is noted as "filed" and "litigation" is active for the patent family.

Generated 5/23/2026, 12:45:51 AM