Patent 8627684

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.

  • IPR2025-01137IPRfiled Jun 11, 2025vs. Caihong Display Devices Co., Ltd.Discretionary Denial

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 8627684. 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 of April 26, 2026, the following litigation is known for US Patent 8,627,684:

PTAB Case:

  • Case Number: IPR2025-01137
  • Filing Date: Not specified, but the event indicates "filed (Not Instituted - Procedural)".
  • Plaintiff(s): Unified Patents
  • Defendant(s): Corning Inc. (Current Assignee of the patent)
  • Jurisdiction: Patent Trial and Appeal Board (PTAB)
  • Outcome/Status: Not Instituted - Procedural

International Trade Commission Cases:

  • Jurisdiction: International Trade Commission

  • Case Number: 337-TA-3795

  • Filing Date: Not specified.

  • Plaintiff(s): Not specified.

  • Defendant(s): Not specified.

  • Outcome/Status: Case filed.

  • Jurisdiction: International Trade Commission

  • Case Number: 337-TA-1433

  • Filing Date: Not specified.

  • Plaintiff(s): Not specified.

  • Defendant(s): Not specified.

  • Outcome/Status: Case filed.

First Worldwide Family Litigation:

  • Filing Date: Not specified.
  • Plaintiff(s): Not specified.
  • Defendant(s): Not specified.
  • Jurisdiction: Global
  • Outcome/Status: Filed.

Generated 5/17/2026, 6:49:11 AM