Jeffrey Paul Kushan

Jeffrey P. Kushan is a highly experienced patent litigation attorney and a global coordinator of the Intellectual Property Litigation practice at Sidley Austin LLP. His practice spans a diverse array of technology areas, including cancer biologics, biosimilar and generic drug products under the BPCIA and Hatch-Waxman Act, consumer electronics, software, industrial biotechnology, and other technologies within the life sciences and technology sectors. He leverages his deep scientific and patent law experience to develop strategies for complex, high-stakes patent litigation.

Kushan primarily defends operating companies, representing clients ranging from global Fortune 500 companies to startups. His experience includes acting as lead counsel for defendants in district court patent litigation. He also represents clients in patent appeals before the Federal Circuit and the Supreme Court, and has authored numerous amicus briefs for companies and trade associations.

A significant portion of Kushan's practice involves contested proceedings before the Patent Trial and Appeal Board (PTAB). He has served as lead counsel in over 225 PTAB proceedings and has argued more than 25 times before the Board. He frequently represents patent owners in Inter Partes Review (IPR) proceedings, as seen in cases such as Hoffmann-La Roche Inc. (IPR2017-01916) and Huawei Technologies Company Co., Ltd. (IPR2017-01474).

Kushan earned his J.D. with honors from The George Washington University Law School in 1992, an M.A. in Chemistry from the University of North Carolina - Chapel Hill, and a B.S. in Chemistry from the College of William and Mary. He is admitted to practice before the U.S. Supreme Court, the U.S. Patent & Trademark Office, the U.S. Court of Appeals for the Federal Circuit, and the U.S. District Court for the Eastern District of Virginia, as well as in the District of Columbia and Virginia.