Zhuhai CosMX Battery Co., Ltd. v. Ningde Amperex Technology Ltd.

Tempus AI, Inc.vsGuardant Health Inc.

TwinStrand Biosciences petitions the PTAB to invalidate Guardant Health’s 11,149,306 patent covering cfDNA sequencing methods, asserting that the claims are obvious over prior art such as Narayan and Schmitt. The petition also alleges examiner misdirection by Guardant. The case is pending institution.

Amazon.com, Inc. et al.vsSoundClear Technologies LLC et al.

Amazon has filed an IPR petition seeking cancellation of all 20 claims of SoundClear’s 9,031,259 patent, alleging that the claimed speech‑processing system is obvious over a combination of prior‑art references. The petition lists 15 grounds covering VAD, DOA, adaptive filtering and microphone‑array arrangements.

Apple Inc.vsApex Beam Technologies LLC

Apple Inc. successfully petitioned to institute IPR against Apex Beam Technologies LLC's patent 10,944,527, arguing the claims are obvious over prior art related to massive MIMO and beamforming.

Shenzhen Tuozhu Technology Co., Ltd. et al.vsStratasys, Inc. et al.

Shenzhen Tuozhu Technology petitions to invalidate 17 claims of Stratasys' 3D‑printer patent, arguing that a combination of prior‑art references makes the claims obvious. The petition also challenges a discretionary denial under §§325(d) and 314(a).

Google LLCvsSecure Communication Technologies, LLC

Google’s IPR against patent 8116749 resulted in a mixed decision: five claims were held unpatentable over Perttila and Insolia, while four claims remained patentable because the obviousness challenge failed.