Jeffrey Kushan

Lawyer information

Practice Areas

Jeffrey Kushan is a partner with Sidley in Washington, D.C. He serves as a global coordinator of the firm’s national IP Litigation practice, and focuses his practice on patent litigation, patent appeals, and contested proceedings before the Patent Trial and Appeal Board (PTAB).

Jeff leverages his deep scientific and patent law experience to develop winning strategies in complex, high-stakes patent litigation. He has represented companies in a wide variety of patent litigation, including competitor litigation relating to groundbreaking cancer biologics, litigation under the BPCIA and Hatch-Waxman Act, and cases involving consumer electronics, software, industrial biotechnology and other technologies. He has an active practice before the Patent Trial and Appeal Board, where he has served as lead counsel in more than 200 PTAB proceedings, presented arguments in more than 20 oral hearings, and represented clients in numerous interference and reexamination proceedings. Jeff also represents clients in patent appeals before the Federal Circuit and the Supreme Court, and has authored more than a dozen amicus briefs for companies and trade associations.