Band 4
Provided by Kenneth Sonnenfeld
Kenneth Sonnenfeld is a licensed patent attorney with nearly 30 years of experience as intellectual property counsel to biotechnology and pharmaceutical industry clients ranging from domestic startups to multinational corporations.
Ken’s background includes a doctorate in pharmacology, which helps him understand and advise effectively on the complex technical issues that arise in biotech patent matters. Prior to entering the legal profession, he conducted cancer therapy research in academic medicine on neuronal development and cancer. Ken counsels clients on a range of inter-party issues, including due diligence, litigation, foreign oppositions, and licensing. He supervises complex, strategic patent prosecution before the U.S. Patent and Trademark Office and oversees foreign prosecution.
Admissions:
New York
Massachusetts
U.S. Patent and Trademark Office
U.S. Court of Appeals for the Federal Circuit
U.S. Supreme Court
Brain & Behavior Research Foundation
Fordham Law School Neuroscience Law Center
Fordham University School of Law (J.D. 1990)
Columbia University (Ph.D., pharmacology, 1983)
Columbia University (M.Phil., 1979)
Columbia University (M.A., 1978)
Kenyon College (B.A., 1976)
Provided by Chambers
Kenneth Sonnenfeld of Ballard Spahr LLP counsels clients on patent prosecution, due diligence in relation to transactions and appeals before the USPTO on patent applications, and also offers experience in the healthcare sector.
Provided by Chambers
Kenneth combines solid legal advice with good business acumen.
Ken's depth of experience is invaluable, and he's a pleasure to work with.
Kenneth combines solid legal advice with good business acumen.
Ken's depth of experience is invaluable, and he's a pleasure to work with.