Caryn C. Borg-Breen, Ph.D.

Caryn C. Borg-Breen, Ph.D.

Attorney Profile

Top Rated Intellectual Property Litigation Attorney in Chicago, IL

Green, Griffith & Borg-Breen LLP
 | 676 N. Michigan Avenue, Suite 3900
Chicago, IL 60611
Phone: 312-883-8000
Fax: 312-883-8001
Selected To Super Lawyers: 2016 - 2020
Selected To Rising Stars: 2009 - 2010, 2012 - 2015
Licensed Since: 2006
Practice Areas:
  • Intellectual Property Litigation,
  • Intellectual Property (0%)
Attorney Profile

Caryn is a founding partner of Green Griffith. She specializes in intellectual property law, concentrating in patent litigation and counseling related to pharmaceutical, biotechnology, medical device and chemical products.

Caryn is a trial lawyer with extensive experience representing both plaintiffs and defendants in patent litigation and consultation arising under the Hatch‐Waxman Act. She has a strong background in formulating trial strategies, serving as lead trial counsel in patent infringement litigation in the U.S. federal courts and arguing appeals before the Federal Circuit.  Caryn also has experience representing clients in inter partes review (IPR) and interference actions before the Patent Trial and Appeal Board (PTAB). 

Caryn also frequently advises pharmaceutical, biotechnology and chemical companies on freedom‐to‐operate, due diligence, licensing and prosecution issues.

Caryn works closely with her clients to understand their business goals and develop a strategy that achieves those goals.

About Caryn Borg-Breen, Ph.D.

Admitted: 2006, Illinois

Professional Webpage:


  • Featured in Leading Lawyers Magazine Business Edition, 2018
  • Selected as a “Life Sciences Star,” LMG Life Sciences, 2018
  • Honored in “Chicago’s Notable Women Lawyers” by Crain’s Custom Media, 2018
  • Named as a “Global IP Star,” Managing IP, 2018
  • Listed in Intellectual Asset Management’s (IAM) Patent 1000 in Litigation, 2018
  • Selected by peers as a Leading Lawyer in Intellectual Property Law – Leading Lawyers Network, 2015 – 2018
  • Recognized by Illinois Super Lawyers in Intellectual Property Litigation
  • Named in the “Illinois Rising Stars” list, as published in Illinois Super Lawyers, 2009-2010, 2012-2015
  • Honored in “Top Attorneys: Illinois Outstanding Young Woman Lawyers,” as published in Chicago Magazine, 2014

Special Licenses/Certifications:

  • U.S. District Court for the Northern District of Illinois
  • U.S. Court of Appeals for the Federal Circuit
  • Registered Patent Attorney, U.S. Patent and Trademark Office, No. 52,637

Scholarly Lectures/Writings:

  • Borg-Breen, C., Note, "Garage Door Openers, Printer Toner Cartridges, and the New Age of the Digital Millennium Copyright Act," 100 Nw. U. L.R. 885 (2006).
  • "Epoxidation - Homogeneous" Merlau, M. L.; Borg-Breen, C.C.; Nguyen, S.T. in Horvath, I. Encyclopedia of Catalysis; John Wiley & Sons: New York, 2002.
  • "Synthesis of the Bifunctional Phosphinidene Cluster, Fe3(CO)9(µ3-PH)2, and a Systematic Study of the Reactivity of the Cluster-Bound P-H Functional Group" Borg-Breen, C.C.; Bautista, M.T.; White, P.S.; Schauer, C.K., J. Am. Chem. Soc. 2000, 122, 3952 - 3962.
  • "Multi-Electron Redox Properties of Platinum-Capped Mono- and Dicluster Complexes: Model Systems for Linear Cluster Arrays" Borg-Breen, C.C.; Schauer, C.K. American Chemical Society National Meeting, New Orleans, LA, August 1999.
  • "Synthesis and Characterization of Platinum-Linked Triiron Clusters" Borg-Breen, C.C.; Schauer, C.K.; American Chemical Society National Meeting, Las Vegas, NV, September 1997.

Educational Background:

  • Northwestern University School of Law, J.D., cum laude, 2006
  • University of North Carolina at Chapel Hill, Ph.D. (Chemistry), 2000
  • College of William and Mary, B.S. (Chemistry), magna cum laude (Phi Beta Kappa), 1994

Industry Groups

  • Pharmaceutical And Chemical Arts
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Office Location for Caryn C. Borg-Breen, Ph.D.

676 N. Michigan Avenue
Suite 3900
Chicago, IL 60611

Caryn C. Borg-Breen, Ph.D.:

Last Updated: 1/9/2019

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