Eric H. Chadwick

Partner - Litigation, CFO

Patent Lawyers

Eric Chadwick serves as CFO and also heads up the firm’s litigation department. His practice, which has included representation of clients in varied aspects of intellectual property litigation throughout the U.S., focuses primarily on patent infringement litigation. Eric works with his clients to achieve goal-oriented litigation results. He has taken more than a half-dozen cases to verdict, in matters involving technologies ranging from satellite technology to life-saving medical devices. Eric is also involved in the firm’s post grant proceedings practice.

Professional Experience

Before joining Patterson Thuente in 1997, Eric served as a law clerk to the Honorable Peder B. Hong in the First Judicial District for the state of Minnesota. He also worked for a year in the trial department at Dorsey & Whitney.
  • Represented defibrillator manufacturer against competitor and secured $23 million verdict for breach of patent cross-license
  • Represented manufacturer of high-speed data storage testing solutions against multiple infringers – cases settled with seven-figure payment, redesigns of infringing products and no licenses
  • Represented computer software manufacturer against three separate charges of patent infringement – all cases resolved favorably without any payment to plaintiffs
  • Represented home health care facility owner against a competitor and former employee for theft of trade secrets – case settled favorably with a lump-sum payment


Inducted as Fellow of the Litigation Counsel of America,  2016
National Law Journal Top 100 Verdicts of 2015
IAM Magazine Patent 1000, 2014 – 2017
Best Lawyers in America, 2016 – 2017
Super Lawyers, Minnesota Law & Politics, 2008

Rising Star, Minnesota Law & Politics, 2006 – 2008


Iowa State University, B.S., Industrial Engineering, 1991
William Mitchell College of Law, J.D.,1994, cum laude


Supreme Court of Minnesota
U.S. Courts of Appeal for the 8th and Federal Circuits
U.S. District Court, District of Minnesota
U.S. District Court, District of Colorado
U.S. District Court, Eastern District  of Wisconsin
U.S. Patent and Trademark Office


 Hennepin County Bar Association


Alternative Fee Arrangements for Litigation Matters, Ideas on Intellectual Property Law, June/July 2012
A photo of Eric Chadwick, a IP Litigation Attorney in Minneapolis

Eric H. Chadwick

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