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Dennis JM Donahue III



Dennis Donahue III is an experienced, highly effective intellectual property attorney, manager, and business advisor, with expertise in all areas of intellectual property law in corporate and private practice.  After two decades as both an aerospace engineer and then a leader in large midwest-based law firm, Dennis launched his own practice.  CreatiVenture Law, LLC is the realization of his dream to work side by side with entrepreneurs and those on the cutting edge of technology and business.  His clients range from small inventors to mutli-million dollar technology, manufacturing, and retail companies.
Dennis' technical expertise extends across technology in all fields, especially in the the mechanical, electro-mechanical, bio-mechanical, computer hardware and software arts.  Dennis also provides professional opinions and actions for clients faced with issues of IP infringement and litigation matters.
Dennis started his career as an engineer for McDonnell Douglas with key roles in Research and Development, the AV-8B Harrier program, followed by Litigation Support on the T-45 Goshawk program, all while attending law school.  Dennis went on to serve as the aerospace giant's Intellectual Property Representative and then became Boeing's Manager of Licensing Portfolio & Marketing.



Dennis has also served as an Adjunct Professor at St. Louis University School of Law, teaching "Anatomy of a Patent."  He offers seminars on Intellectual Property law to business leaders from companies of all sizes, as well as local business networking groups.  



Educational Background

  • St. Louis University School of Law, St. Louis, Missouri - Juris Doctorate, May 1996
  • Rensselaer Polytechnic Institute, Troy, New York - Master of Engineering, Aeronautical Engineering - Hypersonic Heat Transfer, December 1988 (RPI Scholarship).
  • Rensselaer Polytechnic Institute, Troy, New York - Bachelor of Science, Aeronautical Engineering, May 1987 (Dean’s List, Aerospace Engineering Honor Society).


  • State Bar of Missouri, Admitted October 1996.
  • United States Patent & Trademark Office, Registered to Practice February 1999.
  • U.S. District Court - Eastern District of Missouri, Admitted May 2001.

Professional Associations

  • Missouri Bar, Patent Trademark, Copyright Comittee
  • American Bar Association
  • American Intellectual Property Law Association
  • Bar Association of Metropolitan St. Louis
  • GO! Network, Entrepreneur Planning Board
  • Innovate VMS, Mentor
  • Missouri Venture Forum
  • Business Network International