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 offers experience in the healthcare sector.
Provided by Chambers
"Ken pays attention to every single detail of the case like as if it was the only one he handles."
"Ken is an outstanding attorney with great knowledge of the issues at hand."
"Kenneth provides exceptional client service. He is highly responsive to our clients' needs and provides practical advise."
"Ken pays attention to every single detail of the case like as if it was the only one he handles."
"Ken is an outstanding attorney with great knowledge of the issues at hand."
"Kenneth provides exceptional client service. He is highly responsive to our clients' needs and provides practical advise."
