Photo of Joseph S. Sakevich

Joseph has more than 15 years of experience drafting, prosecuting, and filing patent applications within the industries of electrical and computer technologies, healthcare, and telecommunications. He manages diverse patent portfolios and has an in-depth understanding of a broad swath of technologies.

Joseph is highly skilled in the area of patent searching specifically related to patentability, invalidity and freedom-to-operate issues. Prior to joining Marshall Gerstein, Joseph served as in-house counsel within the healthcare sector. He also provided legal counsel in the areas of litigation, prosecution, and licensing with Chicago-based law firms. As a solo practitioner, he guided startups in the areas of trademark prosecution, patent prosecution and copyrights.


In Sanofi-Aventis Deutschland GMBH v. Mylan Pharms, Inc., No. 21-1981 (Fed. Cir. May 9, 2023), the Federal Circuit reversed the PTAB’s finding that Sanofi’s patent claims were obvious, determining the PTAB used the wrong test for deciding whether an existing patent was “analogous” to the one being challenged.

Mylan Pharmaceuticals had asserted all claims