Practice Areas



  • U.S. Patent and Trademark Office, Agent, 2014


Quinnipiac University School of Law, JD, 2020

Southern Connecticut State University, M.S. in Chemistry, 2004

Bucknell University, B.S. in Chemistry, 2001

Teaching Positions

  • College-level chemistry tutor
Photo of Colleen S. McKirryher

Colleen S. McKirryher

Patent Agent

Colleen has experience with a variety of intellectual property matters with a focus on preparing and prosecuting both foreign and domestic patent applications.  Colleen’s practice involves applications in a variety of technology areas such as plating chemistry, coatings, adhesives, polymers, batteries, agricultural compositions and material science.  Colleen is also an inventor on several patents.  Prior to joining Cantor Colburn, Colleen worked as a research chemist at MacDermid Incorporated (now part of Element Solutions Inc.) for almost fifteen years.

Experience Highlights

Patent Agent, Cantor Colburn, 2020-present

Patent Agent, Carmody, Torrance, Sandak & Hennessey, 2015-2020

Patent Manager, MacDermid, Inc., 2014-2015

Senior Research Chemist, MacDermid, Inc., 2001-2014

Professional Affiliations

Intellectual Property Owners Association (IPO)

American Chemical Society (ACS)

National Association of Surface Finishing (NASF), Past Member

IPC-Association Connecting Electronics Industries, Past Member