We’ve moved! Effective June 1, 2023, we are located at 7285 W. 132nd Street, Suite 340, Overland Park, KS.

William B. Kircher
Patent Attorney

William B. Kircher

Patent Attorney


  • J.D., Catholic University of America, Columbus School of Law, 1965
  • B.S., University of Missouri‑Columbia, 1960


  • Missouri
  • U.S. Patent and Trademark Office
  • U.S. District Court for the Districts of Kansas and the Western District of Missouri
  • U.S. Court of Appeals
  • Federal Circuit
  • U.S. Supreme Court


  • U.S. News & World Report, Best Lawyers in America, 1991-2024
  • Martindale-Hubbell, AV Preeminent Rated
  • Managing Intellectual Property magazine’s “IP Stars,” 2014, 2016, 2017
  • Kansas City Business Journal, Best Intellectual Property Lawyer in Kansas City
  • Super Lawyers,  2005-2009

Bill has more than 30 years of experience assisting clients in national and international intellectual property matters.  His experience includes litigation, licensing, application drafting, prosecution, and counseling.

Bill is involved in the American Bar Association, American Intellectual Property Law Association, Kansas City Metropolitan Bar Association, and the Lawyers Association of Kansas City where he served as the President of the Young Lawyers Section. He has also served as the Dean of Engineering Advisory Council for his alma mater, the University of Missouri-Columbia. Not admitted in Kansas.


  • American Bar Association
  • American Intellectual Property Law Association
  • Kansas City Metropolitan Bar Association
  • Lawyers Association of Kansas City (served as President of the Young Lawyers Section)