Ranked in 1 Practice Areas
4

Band 4

Intellectual Property: Patent

New York

9 Years Ranked

About

Provided by Kenneth Sonnenfeld

USA

Practice Areas

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.

Career

Admissions:

New York

Massachusetts

U.S. Patent and Trademark Office

U.S. Court of Appeals for the Federal Circuit

U.S. Supreme Court

Professional Memberships

Brain & Behavior Research Foundation

Fordham Law School Neuroscience Law Center

Personal

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)

Discover other Lawyers at
Ballard Spahr LLP

Provided by Chambers
Filter by
Band

Arizona

Corporate/M&A

Karen C McConnell
1
Karen C McConnell
1
Band 1
Laura Giles
U
Laura Giles
U
Up and Coming
Environment

David J Armstrong
2
David J Armstrong
2
Band 2
Lea Phillips
U
Lea Phillips
U
Up and Coming
Labor & Employment

Jay Zweig
3
Jay Zweig
3
Band 3
Melissa Costello
4
Melissa Costello
4
Band 4
Litigation: White-Collar Crime & Government Investigations

Mark Kokanovich
3
Mark Kokanovich
3
Band 3

California

Media & Entertainment: Litigation

Louis P Petrich
S
Louis P Petrich
S
Senior Statespeople

Colorado

Bankruptcy/Restructuring

Theodore J. Hartl
3
Theodore J. Hartl
3
Band 3
Corporate/M&A

Nathan E. Seiler
4
Nathan E. Seiler
4
Band 4
Litigation: General Commercial

Andrew J. Petrie
4
Andrew J. Petrie
4
Band 4
Public Finance

Anastasia Khokhryakova
1
Anastasia Khokhryakova
1
Band 1
Real Estate

Alicia Clark
3
Alicia Clark
3
Band 3
Real Estate: Hotels & Leisure

Chris Payne
1
Chris Payne
1
Band 1

Delaware

Bankruptcy/Restructuring

Leslie Heilman
3
Leslie Heilman
3
Band 3
Chancery

David Margules
2
David Margules
2
Band 2
Elizabeth Sloan
3
Elizabeth Sloan
3
Band 3

District of Columbia

Media & Entertainment

Chad Bowman
1
Chad Bowman
1
Band 1
Charles D Tobin
1
Charles D Tobin
Head of Media & Entertainment
1
Band 1
Jay Ward Brown
1
Jay Ward Brown
1
Band 1
20 of 138 results