Patent 7571014
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.
- IPR2026-00021IPRfiled Oct 15, 2025vs. Google LLCDiscretionary 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 7571014. The free-form analysis below may also discuss cases beyond this list.
- Sonos, Inc. v. Google LLCfiled Feb 1, 20241:24-cv-00131U.S. District Court for the District of Delawareongoing
Defendants: Google LLC
- Sonos, Inc. v. D&M Holdings Inc. d/b/a THE D+M GROUP et al.filed Oct 21, 20141:14-cv-01330U.S. District Court for the District of Delawareterminated May 18, 2018settled
Defendants: D&M Holdings Inc. d/b/a THE D+M GROUP, D&M Holdings U.S. Inc., and Denon Electronics (USA), LLC
Litigation summary
Past and pending lawsuits — plaintiffs, defendants, jurisdictions, outcomes, and notable rulings.
Based on a review of litigation records, US patent 7,571,014 has been involved in multiple legal disputes.
District Court Litigation
1. Sonos, Inc. v. Google LLC
- Plaintiff: Sonos, Inc.
- Defendant: Google LLC
- Jurisdiction: U.S. District Court for the District of Delaware
- Case Number: 1:24-cv-00131
- Filing Date: February 1, 2024.
- Status: As of early 2026, this case is understood to be ongoing. This case is part of a broader series of legal disputes between Sonos and Google concerning multi-room audio technology.
2. Sonos, Inc. v. D&M Holdings Inc. et al.
- Plaintiff: Sonos, Inc.
- Defendants: D&M Holdings Inc. d/b/a THE D+M GROUP, D&M Holdings U.S. Inc., and Denon Electronics (USA), LLC
- Jurisdiction: U.S. District Court for the District of Delaware
- Case Number: 1:14-cv-01330
- Filing Date: October 21, 2014.
- Outcome: The case was terminated on May 18, 2018, following a confidential settlement agreement between the parties. The dismissal was filed with prejudice. During the proceedings, patent 7,571,014 was subject to a claim construction ruling.
Patent Trial and Appeal Board (PTAB) Proceedings
An Inter Partes Review (IPR) is a trial proceeding conducted at the Patent Trial and Appeal Board (PTAB) to review the patentability of one or more claims in a patent.
- Case Number: IPR2026-00021
- Petitioner: The provided documentation indicates "Unified Patents" as the petitioner in the metadata, while other dockets name Google LLC. This proceeding is related to the district court litigation Sonos, Inc. v. Google LLC.
- Patent Owner: Sonos, Inc.
- Filing Date: Late 2025/Early 2026
- Status: Not Instituted - Procedural. This outcome means the PTAB declined to initiate a formal review of the patent's validity on procedural grounds.
Generated 5/13/2026, 12:12:05 AM