Siegmund Y. Gutman

Sige Gutman IP Lawyer Proskauer
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Professional Biography

Siegmund (“Sige”) Gutman is chair of the Life Sciences Patent Practice, a partner in the Litigation Department, and a member of the Patent Law and Intellectual Property Groups.

Sige is an accomplished patent litigator, frequently representing clients before trial and appellate courts, as well as arbitration panels. In the life sciences area, his practice focuses on developing and executing market exclusivity and freedom-to-operate strategies, including patent office and FDA regulatory strategies, for leading biologics, pharmaceutical, biotechnology, and medical device clients. He has extensive experience successfully litigating biologic drug patent and Hatch-Waxman cases, and has frequently spoken and written about issues relating to biosimilars and generic drugs. Sige’s background combines a graduate degree in molecular and cell biology and biophysical chemistry with more than 20 years of industry experience, including serving as senior patent litigation counsel for Amgen, the world’s largest biotechnology company.

He advises clients on patent matters involving a wide range of technologies, including therapeutic proteins such as monoclonal antibodies, antibody-drug conjugates, nucleic acids, gene therapy, stem cells, expression systems, screening methodologies, purification processes, DNA microarrays, small molecules and polymer chemistry.

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