Awards and Rankings

Ballard Spahr IP Partner Dr. Ken Sonnenfeld Named to Prestigious IAM Global Leaders 2022 List

November 29, 2021

Kenneth H. Sonnenfeld, Ph.D., a partner in Ballard Spahr’s Intellectual Property Department, has been recognized on the IAM Global Leaders 2022 list of distinguished patent attorneys worldwide.

To qualify for the Global Leaders list, attorneys must be ranked in the top tier of the IAM Patent 1000: The World's Leading Patent Professionals, the annual directory of premier law firms and individuals in the world’s most important patent jurisdictions, including New York. IAM Global Leaders are recognized for their exceptional skill and experience in creating, protecting, managing, and enforcing patent rights, including excellence in innovation and client service. Dr. Sonnenfeld is listed in the annual directory for his skills in litigation, prosecution and transactional matters.

Based in Ballard Spahr’s office in New York City, Dr. Sonnenfeld is a patent attorney with over 30 years of experience as IP counsel to biotechnology and pharmaceutical industry clients ranging from domestic startups to multinational corporations.

With a background that includes a doctorate in pharmacology, Dr. Sonnenfeld advises on the complex technical issues that arise in biotech and pharmaceutical patent matters. Prior to entering the legal profession, he conducted research in academic medicine on neuronal development and cancer. He counsels clients on a range of inter-party issues, including due diligence, litigation, foreign oppositions, and licensing. Dr. Sonnenfeld supervises complex, strategic patent prosecution before the U.S. Patent and Trademark Office (USPTO) and oversees foreign prosecution.

The attorneys of Ballard Spahr’s Patents practice provide industry-wide services in patent prosecution and portfolio development and management, as well as in transactions and litigation. Advanced scientific degrees, USPTO and industry experience, and superb legal skills fuel every strategy for commercializing and protecting clients' ideas.

For media inquiries, please contact Bill Shralow at 215.864.8195.

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