Practice Overview

John A. Cotter is a trial attorney who focuses his practice on commercial litigation with an emphasis on intellectual property litigation, antitrust litigation and counseling. John has litigated cases in state and federal courts throughout the United States.

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Bar Admissions
  • Minnesota, 1981
  • Wisconsin, 1981
  • U.S. District Court, District of Minnesota
  • U.S. District Court, Western District of Wisconsin
  • U.S. District Court, Northern District of Illinois
  • U.S. Court of Appeals, 8th Circuit


  • University of Wisconsin, Madison, WI, 1981 J.D.
  • University of Rochester, Rochester, NY, 1976 B.A.; Honors: Phi Beta Kappa


  • Super Lawyer®, Super Lawyers magazine, 2003-2007, 2016

Professional Associations & Memberships

  • Minnesota Supreme Court Advisory Committee on Rules of Civil Procedure, 2014-present
  • American Bar Association
  • Minnesota Bar Association
  • Wisconsin Bar Association