Processing All Things Federal Circuit


Picture of Brian R. Matsui
Brian R. Matsui

Brian Matsui is a partner in Morrison Foerster’s Appellate and Supreme Court practice. For nearly 20 years, Brian has been a go-to appellate advocate for sophisticated clients in complex appeals nationwide. Clients turn to Brian for his substantial experience in patent appeals in the Federal Circuit. He has argued more than 10 times in that Court, winning appeals from both district courts and the Patent Trial and Appeal Board. Brian excels at applying significant legal principles to complex technologies in a way that distills them for the Court. He has done so for companies in a myriad of industries, including mobile device manufacturers, pharmaceutical companies, medical device companies, memory manufacturers, movie studios, and software companies.

Picture of Seth W. Lloyd
Seth W. Lloyd
Of Counsel

Seth Lloyd is an associate in Morrison Foerster’s Appellate and Supreme Court Practice with broad experience briefing and arguing appeals. Seth has particular experience in patent appeals before the Federal Circuit. He has been a primary author of successful briefs on a wide range of technologies, from medical devices to chemistry to computer hardware and software. He also has successfully argued multiple times in that Court, including obtaining reversal of three Patent Trial and Appeal Board decisions in a consolidated appeal for a computer memory designer. Before joining Morrison & Foerster, Seth served as a law clerk for Judge Richard G. Taranto of the Federal Circuit. He earned his J.D. from Stanford Law School and also holds a Ph.D. in electrical engineering from Stanford University.