Pat Rasche is a member of the Intellectual Property practice group, where he focuses on guarding the intellectual capital of both companies and individuals. Registered to practice before the U.S. Patent and Trademark Office, he helps clients protect U.S. and foreign patents in a broad range of diverse technologies.

An experienced IP practitioner and former patent examiner, Pat understands his clients’ needs as well as the changing law in this evolving field. This allows him to provide strategic and up-to-date counsel on patent procurement and enforcement, licensing, infringement issues, product clearance, freedom-to-operate, validity, IPRs, due diligence and general business matters.

His knowledge base includes homeland protection, medical imaging, motors, alternative energy, engines, advanced manufacturing and other technologies. In addition, Pat acts as outside corporate counsel for select companies in the manufacturing industry providing on-call services for daily business dealings.

Pat has also been highly active in firm leadership, having previously served as managing partner and chair of the firm’s Executive Committee. He also served as chair of the firm’s Compensation Committee and was leader of the Intellectual Property practice group for 17 years. Pat has extensive experience in leadership and management, coordinating new business efforts, ensuring that matters are staffed appropriately and cost-effectively, and has been heavily involved in retention and recruiting efforts.


  • Indiana University School of Law-Bloomington  (J.D., 1993)
    • Jessup International Moot Court Team (Member)
  • Purdue University  (B.S., 1990)
    • Genetic Engineering


  • Missouri, 1998
  • Illinois, 1993
  • U.S. Patent and Trademark Office

Professional Activities

  • The Missouri Bar 
  • Illinois State Bar Association 
  • American Intellectual Property Law Association


  • The Best Lawyers in America®, Patent Law (2015-present)
  • Chambers USA: America's Leading Lawyers for Business, Intellectual Property (2012-present)
  • Managing Intellectual Property, IP Stars (2016-present)
Contact Us
  • Worldwide
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  • Dublin, Ireland
  • Edwardsville, IL
  • Jefferson City, MO
  • Kansas City, MO
  • Las Vegas, NV
  • London, England
  • Miami, FL
  • New York, NY
  • Orange County, CA
  • Philadelphia, PA
  • Princeton, NJ
  • Salt Lake City, UT
  • St. Louis, MO
  • Washington, D.C.
  • Wilmington, DE
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Wilmington, DE
1007 North Market Street
Wilmington, DE 19801
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