Libby Moulton

Managing Associate

San Francisco, Silicon Valley

Elizabeth Moulton is a member of the firm’s Litigation Group and Supreme Court and Appellate practice. Libby’s practice focuses primarily on high stakes patent appeals in the Federal Circuit.  Libby uses her past experience as a patent examiner, district court clerk, and Federal Circuit clerk to help clients with their most important high-tech cases. 

Libby also has an active pro bono practice, representing clients ranging from the Arizona Federal Public Defender’s Office to the Animal Legal Defense Fund to individuals seeking asylum.  

Prior to joining Orrick, Libby served as a law clerk to Judge Raymond C. Clevenger III of the United States Court of Appeals for the Federal Circuit and to Judge Ronald M. Whyte of the United States District Court for the Northern District of California. Before law school, Libby was a patent examiner in the medical device area at the United States Patent and Trademark Office.

    • Synopsys, Inc. v. Mentor Graphics Corp. (Supreme Court) – Represented Synopsys on a petition for a writ of certiorari challenging the Federal Circuit’s assignor estoppel and lost profits doctrines.
    • EMC Corporation v. Clouding Corp. (Federal Circuit) – Represented EMC (now part of Dell) in an appeal involving artificial intelligence patents. The Orrick team secured a win in the Federal Circuit, which vacated and remanded a Patent Trial and Appeal Board ruling.
    • Idenix Pharmaceuticals LLC v. Gilead Sciences, Inc. (D. Del. and Federal Circuit) – Represents Gilead Sciences in overturning a $2.54 billion patent infringement verdict related to Gilead's blockbuster Hepatitis C drug. Orrick served as appellate counsel, assisting with post-trial motions following an adverse jury verdict in the U.S. District Court, District of Delaware, and now represents Gilead on appeal to the Federal Circuit.
    • Bio-Rad Laboratories, Inc. v. 10x Genomics Inc. (D. Del) – Representing 10x as appellate counsel, assisting trial team with defense of patent infringement claims against 10x’s groundbreaking microfluidics platform.
    • PPC Broadband v. Corning Optical Communications RF LLC (Federal Circuit) – Represented Corning in appeal challenging $60 million patent infringement verdict in litigation involving coaxial cable connectors.
    • Bayer CropScience AG v. Dow AgroSciences LLC (Federal Circuit) – Represented DAS in its appeal from the Eastern District of Virginia’s affirmance of an arbitration award of based on patents relating to genetic resistance to the herbicide glufosinate.

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