Warren MacRae is a partner in the Patent Litigation practice of Loeb & Loeb and is based in the firm’s New York office. Mr. MacRae has extensive experience litigating high-stakes patent cases, including representing clients as counsel defending their patents covering multi-million and multi-billion dollar drug products. He has been counselling clients in all aspects of patent law for more than two decades and specializes in chemical patent matters, with particular focus on Hatch-Waxman litigation and matters unique to the pharmaceutical industry.

Mr. MacRae has successfully represented brand pharmaceutical companies in Hatch-Waxman cases regarding issues including infringement, validity, and enforceability of patents directed to compounds, compositions, and methods of use. He has represented clients before the Court of Appeals for the Federal Circuit and has successfully argued numerous appeals involving strategically important patent applications to the Board of Patent Appeals and Interferences (BPAI) of the United States Patent and Trademark Office (USPTO).