Industry Sector

Mobile communications — US PTAB Patent Cases

8 decisions indexed

Page 1 of 1 · 8 total

patent terminated or settled · Oct 4, 2025

Amphenol Corporation v.Credo Technology Group Ltd.

· IPR2025-00699

The ITC investigation into switchable‑connectivity phones and tablets was terminated after Ericsson and Apple filed a joint motion to end the case based on a settlement. The Commission found no reason to deny the motion and declined to review the initial determination.

patent · May 3, 2025

Google LLC v.TJTM Technologies, LLC

· IPR2025-00586

Google has filed an IPR petition seeking cancellation of all nine claims of TJTM Technologies’ ’853 patent, which covers a mobile‑device “inactive mode” for reducing driver distraction. The petition relies on obviousness over Cazanas, Frye, and Zhou and argues there is no basis for discretionary denial.

patent · Feb 14, 2025

Samsung Electronics Co., Ltd. et al. v.Keyless Licensing LLC

· IPR2025-00528

Samsung has filed an IPR petition seeking to invalidate claims 1‑5 and 7‑20 of Keyless Licensing’s ’144 patent, arguing that the claims are obvious over prior‑art references such as Bast, Wedel, Benoit and Jambhekar.

patent · Dec 8, 2024

Lenovo (United States) Inc. et al. v.Headwater Research LLC

· IPR2024-01181

Lenovo and Motorola filed a joint request to keep their settlement agreement confidential and to terminate the IPR against Headwater Research's patent 10,749,700. The motion relies on statutory confidentiality provisions.

patent instituted · Jul 24, 2024

Samsung Electronics Co., Ltd. et al. v.Cerence Operating Company et al.

· IPR2024-00979

Samsung Electronics successfully petitioned for institution of IPR against Cerence Operating Company, arguing that the patent claims related to SMS audio messaging were obvious over prior art references including Dolan and Freedman. The PTAB found a reasonable likelihood of prevailing on at least one claim, moving the case into active litigation.

patent · Jun 18, 2024

Samsung Electronics Co., Ltd. et al. v.Headwater Research LLC

· IPR2024-01051

Samsung and Headwater have settled their IPR dispute over U.S. Patent 8,639,811 and jointly filed a motion to terminate the proceeding while keeping the settlement agreement confidential under statutory provisions.

patent denied · Jan 23, 2024

Samsung Electronics Co., Ltd. et al. v.Headwater Research LLC

· IPR2024-00341

The PTAB denied Samsung and Google's request for Director Review of the Final Written Decision in IPR2024-00341 concerning patent 8,406,733.

patent denied · Jan 23, 2024

Samsung Electronics Co., Ltd. et al. v.Headwater Research LLC

· IPR2024-00342

Samsung and Google filed a second IPR petition challenging all claims of Headwater Research's patent, but the USPTO denied institution based on a post‑filing PO stipulation. The petitioners request Director review, arguing the denial misapplies § 314(a) and threatens broader litigation.

Arctic Invent — IP Strategy

Dealing with a patent challenge?

Whether it's a Section 3(d) rejection, a post-grant opposition, or a FRAND dispute, Arctic's patent litigation team has handled it. Get a strategy call.

Talk to our patent team →