Legal Opinion
IBM v. Zillow Group, Inc.
Court of Appeals for the Federal Circuit
Decided December 9, 2025No. 24-1170Published
1Opinion of the Court
Case: 24-1170 Document: 86 Page: 1 Filed: 12/09/2025 United States Court of Appeals for the Federal Circuit ______________________ INTERNATIONAL BUSINESS MACHINES CORPORATION, Appellant v. ZILLOW GROUP, INC., ZILLOW, INC., Cross-Appellants ______________________ 2024-1170, 2024-1274 ______________________ Appeals from the United States Patent and Trademark Office, Patent Trial and Appeal Board in Nos. IPR2022- 00646, IPR2023-00259. ______________________ Decided: December 9, 2025 ______________________ KARIM ZEDDAM OUSSAYEF, Desmarais LLP, New York, NY, argued for appellant. Also represented…
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