Clifford J. Mass

Clifford J. Mass is Of Counsel in the New York Office of Ladas & Parry.

He has extensive experience in patent preparation and prosecution covering a wide range of technologies, with a focus on biotechnology and the chemical arts, including recombinant nucleic acid technologies, pharmaceuticals, chemical processing technology and polymer chemistry. He often provides validity and infringement opinions in these and other art areas.

Cliff is also an experienced litigator. He has been lead attorney in complex patent interferences, including multi-party interference. He has both first chair and second chair litigation experience in the Federal courts, and has prosecuted and argued cases before the Board of Patent Appeals and Interferences. His reported cases include: Ex parte Van Tunen, 67 USPQ 2d 1518 (BPAI 2003); Accent Designs, Inc. v. Jan Jewelry Designs, Inc., 30 USPQ 2d 1734 (S.D.N.Y. 1993) and 32 USPQ 2d 1036 (S.D.N.Y. 1994); and Kochler v. Mustonen, 774 F. Supp. 641 (D.D.C. 1991).

He received his B.A. degree in molecular biology from the University of Pennsylvania and received a J.D. degree from Emory University, and later continued his molecular biology studies at Georgia Tech. Cliff is admitted to the bars of New York, Georgia and the U.S. Patent and Trademark Office. He is also admitted to Federal district courts in New York and Georgia, and to the Federal Circuit Court of Appeals.

When not practicing law, Cliff is a passionate golfer and enjoys following professional tennis and basketball.