Patent 8861349
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.
- IPR2025-01372IPRfiled Aug 4, 2025vs. Red Hat, Inc.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 (1)
Group view →Specific litigation cases in our database that name US patent 8861349. The free-form analysis below may also discuss cases beyond this list.
- 4:25-cv-00886Texas Eastern District CourtCase filed
Litigation summary
Past and pending lawsuits — plaintiffs, defendants, jurisdictions, outcomes, and notable rulings.
Litigation involving US patent 8861349 is known. The patent text itself provides the following details:
Jurisdiction: Texas Eastern District Court
- Case Number: 4:25-cv-00886
- Status: Case filed
- Source: District Court
First worldwide family litigation filed
- Status: Litigation filed
- Source: Darts-ip
PTAB case IPR2025-01372 filed
- Status: Not Instituted - Procedural
- Source: Unified Patents PTAB Data
Jurisdiction: Texas Northern District Court
- Case Number: 4:25-cv-00948
- Status: Case filed
- Source: District Court
Jurisdiction: North Carolina Eastern District Court
- Case Number: 5:24-cv-00505
- Status: Case filed
- Source: District Court
Jurisdiction: North Carolina Eastern District Court
- Case Number: 4:24-cv-00130
- Status: Case filed
- Source: District Court
Jurisdiction: California Northern District Court
- Case Number: 5:25-cv-04595
- Status: Case filed
- Source: District Court
Jurisdiction: California Northern District Court
- Case Number: 3:25-cv-04595
- Status: Case filed
- Source: District Court
Please note that specific plaintiff(s), defendant(s), and precise filing dates are not consistently provided in the snippets for every case, but the case numbers and jurisdictions are available. The status for most district court cases is "Case filed", while the PTAB case has a "Not Instituted - Procedural" status.## Litigation Involving US Patent 8861349
US Patent 8861349, titled "Broadband communications device," has been involved in multiple litigation proceedings. The known cases, as of April 26, 2026, include:
Jurisdiction: Texas Eastern District Court
- Case Number: 4:25-cv-00886
- Status: Case filed.
- Plaintiff(s) / Defendant(s) / Filing Date: Not specified in the provided information.
Global Patent Litigation (First Worldwide Family Litigation)
- Status: Filed.
- Plaintiff(s) / Defendant(s) / Jurisdiction / Case Number / Filing Date: Not specified beyond the status of filing and being the first worldwide family litigation.
Patent Trial and Appeal Board (PTAB)
- Case Number: IPR2025-01372
- Status: Not Instituted - Procedural.
- Plaintiff(s) / Defendant(s) / Filing Date: Petitioner information is sourced from Unified Patents PTAB Data.
Jurisdiction: Texas Northern District Court
- Case Number: 4:25-cv-00948
- Status: Case filed.
- Plaintiff(s) / Defendant(s) / Filing Date: Not specified in the provided information.
Jurisdiction: North Carolina Eastern District Court
- Case Number: 5:24-cv-00505
- Status: Case filed.
- Plaintiff(s) / Defendant(s) / Filing Date: Not specified in the provided information.
Jurisdiction: North Carolina Eastern District Court
- Case Number: 4:24-cv-00130
- Status: Case filed.
- Plaintiff(s) / Defendant(s) / Filing Date: Not specified in the provided information.
Jurisdiction: California Northern District Court
- Case Number: 5:25-cv-04595
- Status: Case filed.
- Plaintiff(s) / Defendant(s) / Filing Date: Not specified in the provided information.
Jurisdiction: California Northern District Court
- Case Number: 3:25-cv-04595
- Status: Case filed.
- Plaintiff(s) / Defendant(s) / Filing Date: Not specified in the provided information.
Generated 5/21/2026, 12:46:50 PM