Patent 9185268
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.
- IPR2026-00252IPRfiled Feb 9, 2026vs. Dolby Laboratories, Inc. et al.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)
Group view →Specific litigation cases in our database that name US patent 9185268. The free-form analysis below may also discuss cases beyond this list.
- IPR2026-00252Patent Trial and Appeal Board (PTAB)Pending
Defendants: InterDigital Madison Patent Holdings SAS
- 2:25-cv-00895California Central District CourtActive or Pending
Litigation summary
Past and pending lawsuits — plaintiffs, defendants, jurisdictions, outcomes, and notable rulings.
Known litigation involving US patent 9185268 includes the following cases:
PTAB Inter Partes Review (IPR)
- Plaintiff(s): Unified Patents (inferred as the petitioner based on the source of information).
- Defendant(s): InterDigital Madison Patent Holdings SAS (current assignee of the patent).
- Jurisdiction: Patent Trial and Appeal Board (PTAB).
- Case Number: IPR2026-00252.
- Filing Date: Not explicitly stated, but the case number indicates it was filed in 2026.
- Outcome/Current Status: Pending.
US District Court Case
- Plaintiff(s): Not specified in the provided information.
- Defendant(s): Not specified in the provided information.
- Jurisdiction: California Central District Court.
- Case Number: 2:25-cv-00895.
- Filing Date: Not explicitly stated, but the case number indicates it was filed in 2025.
- Outcome/Current Status: Listed as "litigation," implying an active or pending status without a final outcome yet.
Generated 5/29/2026, 12:46:16 AM