David J. Brezner is senior counsel in Morgan Lewis's Intellectual Property Practice. Mr. Brezner focuses on intellectual property litigation, with an emphasis on patents, trademarks, and trade secrets, and he focuses on counseling clients from startups through mature companies in all aspects of intellectual property, particularly in the areas of patent prosecution, due diligence, and freedom to operate analyses (validity and infringement opinions and intellectual property audits included).

Mr. Brezner's representations have involved a broad array of technologies with an emphasis in the chemical and biotechnology fields, including chemical processes and compositions such as polymers and pharmaceuticals, nucleic acid and protein screening and drugs, diagnostic and therapeutic assays, medical devices, food technology, and chromatography equipment.

Prior to joining Morgan Lewis, Mr. Brezner was a partner in the technology group of a large international law firm.

Mr. Brezner was named a Top Lawyer in the Bay Area in IP Litigation by Bay Area Lawyer Magazine and voted one of California's Top Patent Lawyers by California Lawyer.

Mr. Brezner earned his J.D. at the University of California, Hastings College of the Law in 1965, and he attended the Master in Patent Law program at George Washington University while working as a patent examiner. He earned his B.S. in chemical engineering from the University of Rochester in 1962.

Mr. Brezner is admitted to practice in California and before the U.S. Patent and Trademark Office, the U.S. Supreme Court, the U.S. Court of Appeals for the Federal Circuit, and the U.S. Court of Appeals for the Seventh Circuit.