Patent 9667337
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.
- IPR2026-00033IPRfiled Oct 22, 2025vs. Samsung Electronics Co., Ltd. et al.Discretionary Denial
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Cases on file (1)
Group view →Specific litigation cases in our database that name US patent 9667337. The free-form analysis below may also discuss cases beyond this list.
- Massively Broadband LLC v. Samsung Electronics Co., Ltd. et al.filed Jun 6, 20252:25-cv-00608U.S. District Court for the Eastern District of TexasOngoing
Defendants: Samsung Electronics Co., Ltd. and Samsung Electronics America, Inc.
Litigation summary
Past and pending lawsuits — plaintiffs, defendants, jurisdictions, outcomes, and notable rulings.
As of April 26, 2026, the following litigation involving US patent 9,667,337 has been identified.
District Court Litigation
Massively Broadband LLC v. Samsung Electronics Co., Ltd. et al.
- Plaintiff: Massively Broadband LLC
- Defendants: Samsung Electronics Co., Ltd. and Samsung Electronics America, Inc.
- Jurisdiction: U.S. District Court for the Eastern District of Texas
- Case Number: 2:25-cv-00608
- Filing Date: June 6, 2025
- Status: Ongoing. The complaint for patent infringement was filed on June 6, 2025. This lawsuit involves the assertion of twelve patents that were transferred from inventor Theodore S. Rappaport to Massively Broadband LLC on December 31, 2024. US patent 9,667,337 is included as one of five patents categorized as "Intelligent Wireless Broadband Relay Patents."
Patent Trial and Appeal Board (PTAB) Proceedings
In addition to the district court litigation, an inter partes review (IPR) has been initiated against US patent 9,667,337.
- Petitioner: Samsung Electronics Co., Ltd. and Samsung Electronics America, Inc.
- Patent Owner: Massively Broadband LLC
- Case Number: IPR2026-00033
- Status: Pending. This IPR proceeding is related to the ongoing district court litigation, Massively Broadband LLC v. Samsung Electronics Co., Ltd., et al., Case No. 2:25-cv-00608-JRG (E.D. Tex.).
Based on the conducted search, there is no known litigation involving US patent 9,667,337 initiated by Massively Broadband LLC against other major telecommunication companies such as AT&T, Verizon, or T-Mobile.
Generated 5/13/2026, 12:26:22 AM