Practice Areas



  • State of New York, 2004
  • State of Connecticut, 2002
  • U.S. Patent and Trademark Office, 2000


University of Connecticut School of Law, J.D., 2002

Boston University, M.A., Chemistry, 1994

Rivier College, B.S., Chemistry, 1992

Photo of Roberta L. Pelletier

Roberta L. Pelletier

Partner and Co-Chair of the Chemical and Materials Sciences Practice
860.286.2929, ext. 1110

Roberta Pelletier concentrates her practice primarily in the areas of pharmaceuticals (chemical), material science, and food science with emphasis on pharmaceutical formulations, small molecule organic chemistry, active pharmaceutical ingredient processes, active pharmaceutical ingredient solid-state forms, and polymers, including intrinsically conducting polymers. She has extensive experience in patent application preparation and prosecution, patent searching, and advising clients regarding patent portfolios of competitors. Roberta has also prepared patentability, invalidity, infringement/non-infringement, and freedom-to-operate opinions. As a research chemist, she assisted in the design and synthesis of novel chemical compounds for drug discovery.

Experience Highlights

Partner and Co-Chair, Chemical and Material Sciences Practice, Cantor Colburn LLP, 2021-present

Counsel, Cantor Colburn LLP, 2012-2020

Associate, Cantor Colburn LLP, 2002-2011

Research Chemist, Bayer Corporation, 1996-1999

Research Chemist, Ciba-Geigy Corporation, 1994-1996


Professional Affiliations

Intellectual Property Owners Association