Perry R. Clark specializes in trials and appeals of intellectual property cases.  Mr. Clark has litigated disputes throughout the United States related to patents, trade secrets, trademarks, licensing, international trade, joint development of technology, and contracts.  He has represented corporations in matters involving a broad range of technologies, including semiconductors, computer software and networking, telecommunications, medical devices, chemicals, lasers and precision optics, automobiles, financial services, online retailing, and electronic payment processing.  His experience includes jury trials, arbitrations, and hearings before the International Trade Commission.  Mr. Clark also has appeared as appellate counsel before the U.S. Supreme Court, U.S. Courts of Appeals for the Federal Circuit, the Ninth Circuit, and the Third Circuit, and California state courts. 


Partner, Kirkland & Ellis LLP (2006-2010)


Weil, Gotshal & Manges LLP (1999-2006)


Law Clerk to Hon. Ronald M. Whyte, United States District Court for the Northern District of California


Santa Clara University School of Law, J.D. 1998, Dean’s List, Honor Roll


University of California at Berkeley, B.A. 1994

Bar Admissions

Supreme Court of the United States


Supreme Court of California


United States Court of Appeals for the Federal Circuit, Third Circuit, and Ninth Circuit


All United States District Courts in California


All California State Courts

Perry R. Clark
Perry R. Clark
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