Print This PageEmail This PagePDF


Professional Experience
Matthew Duchemin is a litigator with broad experience in commercial disputes including trade secret, patent, copyright, insurance broker malpractice, insurance agent regulation, complex insurance coverage and other breach of contract. He represents clients in state and federal courts and before insurance regulatory bodies. His experience includes:
  • Representing plastic injection mold manufacturer in patent/trade secrets litigation in the Northern District of Illinois.

  • Representing manufacturer of hydraulic cylinders in copyright/trade secrets litigation in the Northern District of Illinois.

  • Representing healthcare software manufacturer in patent infringement litigation in the Eastern District of Texas and in oppositions before the TTAB.

  • Representing toy manufacturer in patent infringement litigation in the District of Utah.

  • Representing one of the world’s largest insurance brokers in broker malpractice litigation in state and federal courts throughout the country.

  • Representing a major medical clinic in employment litigation brought by former physician. Physician voluntarily dismissed with prejudice for no payment after the first day of a jury trial in the Western District of Wisconsin.

  • Representing insurance agents in disputes with the Wisconsin Commissioner of Insurance.

  • Representing wood treating company in breach of contract litigation. Obtained favorable decision after a court trial in the Western District of Wisconsin.

Representative Decisions

  • Delmarva Power & Light v. Meter-Treater, Inc., 218 F. Supp. 2d 564 (D. Del. 2002).

  • Northern Crossarm, Inc. v. Chemical Specialties, Inc., 332 F. Supp. 2d 1181 (W.D. Wis. 2004).

  • von Holdt, Jr. v. A-1 Tool Corp., 2010 WL 1980101 (N. D. Ill. May 17, 2010).
Education and Honors
  • Marquette University Law School (J.D., cum laude, 1999)
    Marquette Law Review (Managing Editor).
  • University of Notre Dame (B.A., 1996)
Bar Admissions
Wisconsin, 1999

Court Admissions
U.S. Court of Appeals, 7th Circuit
U.S. Court of Appeals, Federal Circuit
U.S. District Court, Western District of Wisconsin
U.S. District Court, Eastern District of Wisconsin
U.S. District Court, Eastern District of Texas

Professional Recognition
Selected for inclusion in Wisconsin Super Lawyers®–Rising Stars Editions 2007-2008, 2011 (Business Litigation; Intellectual Property Litigation).

Professional and Civic Activities
  • State Bar of Wisconsin (Member).

  • American Bar Association (Member).

  • Dane County Bar Association (Member).

  • Seventh Circuit Bar Association (Member).

  • Wisconsin Bar Association (Member, Eastern and Western Districts).
Selected Presentations/Publications
  • Matthew J. Duchemin, Amendments To The Federal Rules Of Civil Procedure And Evidence, MBA Messenger, Feb. 2001, at 6.

  • Matthew J. Duchemin, Comment, Whether Reliance on the Warranty is Required in a Common Law Action for Breach of an Express Warranty?, 82 Marq. L. Rev. 689 (1999).