Daniel A. Boehnen

McDonnell Boehnen Hulbert & Berghoff LLP

300 South Wacker Drive
Chicago, Illinois 60606


Intellectual Property, Patent, Trade Secrets, Trademark, Unfair Competition

Daniel A. Boehnen is a founder of McDonnell Boehnen Hulbert & Berghoff LLP. His practice focuses primarily on trials, appeals, opposition proceedings, and all forms of disputed patent matters. Clients often seek his counsel on general IP, business, and legal problems because of his keen insight and his ability to create understanding, simplify problems, and innovate solutions. Clients praise Mr. Boehnen for crafting aggressive strategies to try cases and settle cases while remaining sensitive to the client's business goals. Mr. Boehnen and his team have been praised by clients as the most integrated and efficient attorneys they work with.

His litigation experience encompasses a wide range of high-tech industries in all levels of the federal court system. He has been involved in many notable and precedent-setting cases.

Mr. Boehnen is frequently invited as a guest speaker to corporate and professional groups.

  • Education

  • Cornell Law School (J.D., 1976)
  • University of Notre Dame (B.S., 1972), Chemical Engineering

           Bar Admissions

  • Illinois
  • U.S. Patent & Trademark Office

           Court Admissions

  • U.S. Court of Appeals for the Federal Circuit
  • U.S. Court of Appeals for the Fifth Circuit
  • U.S. Court of Appeals for the Seventh Circuit
  • U.S. District Court for the Northern District of California
  • U.S. District Court for the Northern District of Illinois
  • U.S. District Court for the Western District of Michigan
  • U.S. Supreme Court


    Federal Circuit Bar Association
    Former Governor
    Association of Patent Law Firms
    Former President and Board Member
    Cornell Law Alumni Association of Greater Chicago
    Former Chair


    Best Lawyers in America
    Illinois Super Lawyers
    Leading Lawyers Network
    Top Patent Trial Lawyers in Illinois (Crain's Chicago Business)
    American Bar Foundation Fellow
    Chambers USA
    Who's Who Legal
    IAM Patent 1000
    IAM Patent Litigation 250LAWYER GLOBAL 100 for intellectual property law, by LAWYER Monthly Magazine

300 South Wacker Drive
Chicago, IL 60606

P: 312-913-2130
F: 312-913-0002
E: [email protected]