Arla Foods amba v. Leprino Foods Company et al.

Minka Lighting, LLCvsWangs Alliance Corporation

Minka Lighting, LLC filed an Inter Partes Review challenging Wangs Alliance Corporation's patent covering smart fan control systems. The petitioner asserts that the claimed combination of RF and WiFi interfaces is obvious over various prior art references. This challenge targets claims related to wireless communication in home appliances.

HARMAN INTERNATIONAL INDUSTRIES, INC.vsST CasesTech, LLC et al.

Harman International Industries petitions the PTAB to invalidate U.S. Patent 11,589,329 covering an acoustic‑device system. The petition relies on five prior‑art references and asserts §§102/103 unpatentability for all eleven claims.

CISCO SYSTEMS, INC.vsUMBRA TECHNOLOGIES LTD.

Cisco Systems successfully petitioned to challenge Umbra Technologies' patent (11146632) in the PTAB, arguing that the claims are unpatentable over prior art. The petition asserts that the patented technology is anticipated or obvious by the Agarwala reference and related knowledge of a POSITA.

Ascentcare Dental Products, Inc.vsSolmetex, LLC

Ascentcare Dental Products petitions the PTAB to invalidate Solmetex’s 2025 intraoral device patent, alleging obviousness over six prior‑art references covering dental isolation mouthpieces.

Bio-Rad Laboratories, Inc.vsCalifornia Institute of Technology et al.

Bio‑Rad has filed an IPR petition challenging Caltech’s ’921 patent covering multiplex PCR assays, asserting that the claims are fully anticipated or obvious over prior art such as Larson, Saxonov, and Silverbrook.