Will Hussein Melehani

Will Hussein Melehani is a Partner in the San Francisco office of Orrick, Herrington & Sutcliffe, where he is a member of the Intellectual Property practice group. His practice focuses on patent, trade secret, and trademark litigation for technology companies. He has experience with a range of technologies, including mobile device management, software, and semiconductor manufacturing. His work has involved representing clients in federal district courts and before the U.S. Patent and Trademark Office's Patent Trial and Appeal Board (PTAB).

Consistent with the provided case data, Melehani's practice is primarily defense-oriented, representing operating companies against patent infringement allegations. His biography notes his work defending clients against non-practicing entities. In the single tracked case, Umbra Technologies Ltd. v. Zscaler, Inc., he is counsel for the defendant, Zscaler, a network security company. The patents in that case relate to virtual network systems.

Melehani has been involved in several notable cases. For example, he was part of the trial team that secured a complete defense jury verdict for MobileIron in a patent suit brought by Good Technology Corp. He also drafted a successful motion to dismiss a case against Nintendo, which invalidated a software patent under 35 U.S.C. § 101, a ruling he then defended on appeal to the Federal Circuit. In 2025, Melehani was admitted pro hac vice to represent petitioner BOE Technology Group in an inter partes review (IPR) proceeding before the PTAB.

Mr. Melehani is an active member of the State Bar of California. His bar admissions also include the U.S. District Courts for the Northern, Central, and Eastern Districts of California and the Eastern District of Texas, as well as the U.S. Courts of Appeals for the Fifth and Federal Circuits. His educational background is not detailed in the available professional profiles.