phone 908.518.6313
fax 908.654.7866

Michael H. Teschner is a partner at Lerner David and heads its chemical practice. His focus includes obtaining, defending, and challenging patents in the chemical, pharmaceutical, personal care, and medical device industries. Michael's practice emphasizes rendering opinions, PTO post-grant procedures, litigation, and portfolio review.

Michael has in-depth experience in drafting and prosecuting in the chemical, medical and pharmaceutical arts. He has successfully challenged and defended patents in inter partes review (IPR) and has broad experience in chemical patent litigation focusing heavily on pharmaceutical "ANDA" litigation. This experience includes: expert discovery, depositions, motions, and trial preparation. He has prepared an extensive array of opinions focusing on every facet of chemistry, from production methods through formulations, and has lectured extensively worldwide on topics as diverse as recent changes to the Hatch-Waxman Act and the AIA, IPR practice, and cost cutting in global prosecution strategies.

Michael has been an Adjunct Professor at Rutgers School of Law in Newark, NJ teaching Patent Law. His most recent publication is "Structure Has Little To Do With Structural Obviousness" Intellectual Property & Life Sci. Supp. of the N. J. Law Journal (Apr. 2013). Lerner David has offices in New Jersey, Guangzhou, and Tokyo.

Drew University (B.A., Chemistry, 1983)
George Washington University, National Law Center (J.D., with honors, 1989; Staff, Journal of International Law and Economics)

Bar Admissions
1989, New Jersey
1990, United States Court of Appeals for the Federal Circuit
1988, United States Patent and Trademark Office

Federal Circuit Bar Association
New Jersey Intellectual Property Law Association
American Chemical Society