Patent 11900016
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.
- IPR2026-00085IPRfiled Nov 5, 2025vs. Samsung Electronics Co., Ltd. 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 11900016. The free-form analysis below may also discuss cases beyond this list.
- IPR2026-00085Patent Trial and Appeal Board (PTAB)Not Instituted - Procedural
Defendants: Zophonos Inc.
- 2:25-cv-00752Texas Eastern District CourtOngoing
Litigation summary
Past and pending lawsuits — plaintiffs, defendants, jurisdictions, outcomes, and notable rulings.
As of April 26, 2026, there are two known litigation cases involving US Patent 11900016:
1. PTAB Case IPR2026-00085
- Plaintiff(s): Unified Patents LLC (Petitioner)
- Defendant(s): Zophonos Inc. (Patent Owner)
- Jurisdiction: Patent Trial and Appeal Board (PTAB)
- Case Number: IPR2026-00085
- Filing Date: Not explicitly stated in the provided text, but IPR cases are filed against existing patents, and the IPR number indicates a 2026 filing.
- Outcome/Current Status: Not Instituted - Procedural. This means the PTAB declined to initiate the inter partes review on procedural grounds.
2. US Case filed in Texas Eastern District Court
- Plaintiff(s): Not specified in the provided text.
- Defendant(s): Not specified in the provided text.
- Jurisdiction: Texas Eastern District Court
- Case Number: 2:25-cv-00752
- Filing Date: Not explicitly stated, but the case number indicates a 2025 filing.
- Outcome/Current Status: Litigation is ongoing.
Generated 5/26/2026, 6:48:11 AM