Mark Zagorin focuses his practice on preparation and prosecution of patent applications in various electrical engineering fields, client counseling, validity and infringement analysis, and preparation of related opinions. His legal career includes two years as a Technical Assistant at the U.S. Court of Appeals for the Federal Circuit. Before beginning his legal practice, Mark spent six years as an engineer with IBM.

Bar Admissions

Texas, Virginia, U.S. Patent & Trademark Office


J.D., University of Virginia
B.S.E.E., University of Texas at Austin


Recent Developments in Patent Law, 7 Tex. Intell. Prop. L.J. 305 (1999) (co-author with David W. O’Brien)