Patent 8385284

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 8385284. 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.

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Unified Patents, a company that "seeks to 'deter Non-Practicing Entities (NPEs) who assert bad patents' and 'protect against frivolous patent litigation,' has provided information regarding litigation involving US patent 8385284.

Known litigation involving US patent 8385284:

  1. Plaintiff(s): Optis Wireless Technology LLC

    • Defendant(s): Unknown at this time.
    • Jurisdiction: Texas Eastern District Court
    • Case Number: 2:19-cv-00066
    • Filing Date: Unknown at this time.
    • Outcome/Current Status: Litigation.

  2. Plaintiff(s): Optis Wireless Technology LLC

    • Defendant(s): Unknown at this time.
    • Jurisdiction: Texas Eastern District Court
    • Case Number: 2:17-cv-00123
    • Filing Date: Unknown at this time.
    • Outcome/Current Status: Litigation.

  3. Plaintiff(s): Unknown at this time.

    • Defendant(s): Unknown at this time.
    • Jurisdiction: Court of Appeals for the Federal Circuit
    • Case Number: 22-1925
    • Filing Date: Unknown at this time.
    • Outcome/Current Status: Litigation.

  4. Plaintiff(s): Unknown at this time.

    • Defendant(s): Unknown at this time.
    • Jurisdiction: Court of Appeals for the Federal Circuit
    • Case Number: 22-1904
    • Filing Date: Unknown at this time.
    • Outcome/Current Status: Litigation.

Additionally, the patent family has "First worldwide family litigation filed", though specific details are not immediately available from the provided information.## Litigation Involving US Patent 8385284

US Patent 8385284, titled "Control channel signaling using a common signaling field for transport format and redundancy version," has been involved in multiple litigation cases, primarily within the US legal system. The current assignee of the patent is Optis Wireless Technology LLC.

Here is a summary of the known litigation:

  • Plaintiff(s): Optis Wireless Technology LLC

    • Defendant(s): Not specified in the provided data.
    • Jurisdiction: Texas Eastern District Court
    • Case Number: 2:19-cv-00066
    • Filing Date: Not specified in the provided data.
    • Outcome/Current Status: Active litigation.

  • Plaintiff(s): Optis Wireless Technology LLC

    • Defendant(s): Not specified in the provided data.
    • Jurisdiction: Texas Eastern District Court
    • Case Number: 2:17-cv-00123
    • Filing Date: Not specified in the provided data.
    • Outcome/Current Status: Active litigation.

  • Plaintiff(s): Not specified in the provided data.

    • Defendant(s): Not specified in the provided data.
    • Jurisdiction: Court of Appeals for the Federal Circuit (CAFC)
    • Case Number: 22-1925
    • Filing Date: Not specified in the provided data.
    • Outcome/Current Status: Active litigation.

  • Plaintiff(s): Not specified in the provided data.

    • Defendant(s): Not specified in the provided data.
    • Jurisdiction: Court of Appeals for the Federal Circuit (CAFC)
    • Case Number: 22-1904
    • Filing Date: Not specified in the provided data.
    • Outcome/Current Status: Active litigation.

It is also noted that there has been "First worldwide family litigation filed" concerning this patent family, although further details regarding this specific international litigation are not available in the provided information.

Generated 5/29/2026, 8:54:03 PM