Client Portal Login

Related News & Media


  • University of Minnesota Law School
    J.D., magna cum laude, 1980)
  • University of Minnesota
    B.A., 1975)


  • Federal Bar Association
  • Federal Circuit Bar Association
  • American Bar Association
  • Minnesota State Bar Association
  • Hennepin County Bar Association
  • American Intellectual Property Law Association
  • Minnesota Intellectual Property Law Association


  • Minnesota

David A. Allgeyer


4200 IDS Center
80 South 8th Street
Minneapolis, Minnesota 55402
T (612) 371-3216
F (612) 371-3207

For more than 30 years, David has been practicing in the areas of intellectual property litigation, arbitration, and commercial litigation. He has litigated, arbitrated and mediated cases in state and federal trial and appellate courts throughout the United States involving:
  • Intellectual property in the form of patents, trademarks, trade dress, trade secrets, and copyrights, as well as related issues of unfair competition
  • Issues regarding contractual obligations and the Uniform Commercial Code relating to medical devices, software, computer systems, and sales of various products in the electronics manufacturing, heavy equipment and other industries

David also helps clients identify and address contractual and commercial issues and disputes, general intellectual property protection and strategy, and intellectual property licensing.

As a member of the American Arbitration Association’s Commercial Panel, he has been appointed an arbitrator in over sixty commercial arbitrations including intellectual property disputes involving licenses, patents, and trade secrets related to medical devices, manufacturing operations and methods; warranty issues involving computer systems and high-tech equipment; disputes involving sales of businesses; and other commercial matters.

As a mediator, David has successfully mediated dozens of cases ranging from patent, trademark, copyright and other commercial disputes to disputes in virtually all areas of civil law, having been appointed by the courts to mediate a myriad of different kinds of cases.

David is a past chair the firm’s Litigation Department and Intellectual Property practice group and Commercial Litigation practice group.

David began his career as a judicial law clerk in U.S. District Court for the District of Minnesota.


Publications and Presentations

Honors and Awards

Best Lawyers in America (Arbitration; Commercial Litigation; Litigation - Intellectual Property; Litigation - Patent; Mediation), 2007–2015
Chambers USA: America's Leading Lawyers for Business – Intellectual Property Litigation, 2005–2013
Minnesota Super Lawyers, 2002–2014
Minnesota Super Lawyers Top 100, 2013
North Star Lawyer, Minnesota State Bar Association, 2013