Industry Sector

Semiconductor technology — US PTAB Patent Cases

4 decisions indexed

Page 1 of 1 · 4 total

patent · Apr 15, 2025

Taiwan Semiconductor Manufacturing Company Ltd. v.Advanced Integrated Circuit Process LLC

· IPR2025-00830

Advanced Integrated Circuit Process LLC opposes TSMC’s request for a Director review of an IPR, arguing the request is defective and lacks merit. The response stresses the Director’s proper discretionary denial based on efficiency and lack of substantive evidence.

patent denied · Nov 22, 2024

Samsung Electronics Co., Ltd. et al. v.SiOnyx, LLC

· IPR2025-00161

The PTAB denied Samsung Electronics' request to institute an IPR against SiOnyx, LLC's patent 11,721,714 B2. The Board relied on the Fintiv factors, concluding that the existing parallel ITC and District Court litigation favored denying institution.

patent denied · Nov 18, 2024

Yangtze Memory Technologies Company, Ltd. v.Micron Technology, Inc. et al.

· IPR2025-00098

The PTAB denied IPR petitions filed by Yangtze Memory Technologies (YMTC) against Micron. The denial was based not on patentability, but on YMTC's failure to satisfy its statutory duty to identify all Real Parties in Interest.

patent instituted · May 1, 2024

CADENCE DESIGN SYSTEMS, INC. v.Semiconductor Design Technologies, LLC

· IPR2024-00356

Cadence Design Systems, Inc. successfully instituted an IPR against Semiconductor Design Technologies, LLC regarding a semiconductor verification patent (7603636). The Board found a reasonable likelihood of unpatentability over multiple combinations of prior art references under 103.

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