Lerner, David, Littenberg, Krumholz & Mentlik, LLP
Lerner, David, Littenberg, Krumholz & Mentlik, LLP

Lerner David Littenberg
Krumholz & Mentlik, LLP

600 South Avenue West
Westfield, NJ

P: (908) 654-5000

F: (908) 654-7866


Unit 3405A, Teem Tower
208 Tianhe Road
Tianhe District
Guangzhou, Guangdong
510620 China

P: +86 20 3810-3788

F: +86 20 3810-3789

Level 28 Shinagawa Intercity Tower A
2-15-1 Konan Minato-ku
Tokyo, 108-6028 Japan

P: +81 3 6717-2850

F: +81 3 6717-2854


Lerner, David, Littenberg, Krumholz & Mentlik, LLP | Intellectual Property Counsel
phone 908.518.6343
fax 908.654.7866
email ggewirtz@lernerdavid.com

Gregory S. Gewirtz is a partner in the firm. His practice spans various areas of intellectual property law, with extensive experience in patent litigation involving electronic and mechanical products, as well as trademark and copyright litigation. He has been the lead counsel in numerous actions in various United States district courts, and has argued and briefed appeals before the Court of Appeals for the Federal Circuit.

Mr. Gewirtz has negotiated and drafted many license agreements involving patents, trademarks, copyrights and other intellectual properties in electronic, mechanical, computer and pharmaceutical arts.

He is licensed to practice before the United States Patent and Trademark Office and has prosecuted hundreds of U.S. and international patent applications in the electrical and mechanical arts as well as software and business method areas. His experience also includes many complex aspects of patent prosecution involving reexaminations, reissues, interferences and appeals.

He has substantial experience in all aspects of domestic and international trademark issues including prosecution, opinions, licensing, due diligence review and litigation. He has successfully negotiated many trademark disputes and resolved trademark litigations in Federal Court as well as oppositions and cancellation proceedings before the United States Patent and Trademark Office.

Mr. Gewirtz is a Master in the John C. Lifland American Inn of Court and has lectured on various aspects of patent litigation and prosecution. He holds a bachelor of science degree in electrical engineering from Rutgers University, worked as an electrical engineer for RCA and General Electric, and is a Pace University School of Law graduate with Dean's List honors.

J.D., Pace University School of Law, 1991
B.S., Electrical Engineering, Rutgers College of Engineering, 1986

Bar Admissions
1991, New York
1992, New Jersey
1993, United States Patent & Trademark Office

New Jersey State Bar Association
New York State Bar Association
Federal Circuit Bar Association
New Jersey Intellectual Property Law Association
John C. Lifland Inn of Court