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Dan Tychonievich concentrates his practice in intellectual property while partnering with his clients to build business-focused patent and trademark portfolios. He represents clients in the preparation and prosecution of U.S. and international patent and trademark applications and counsels and assists in intellectual property litigation. Dan has experience in mechanical, electro-mechanical and chemical-mechanical technologies, as well as software. He is experienced in licensing of intellectual property, non infringement/invalidity opinions and trademark cancellations/oppositions.

Before joining Krieg DeVault, Dan served for several years in private practice and also was a patent lawyer with electronics manufacturer CTS Corp. in Elkhart, Indiana. Additionally, he has experience in corporate and contractual matters. Dan's practice is further enhanced by his extensive experience as a practicing engineer. He was previously registered as a Professional Engineer in the state of Ohio.

Professional Associations

  • Indiana State Bar Association, Member - Intellectual Property Section
  • American Intellectual Property Law Association, Member
  • Ohio State University, Member - Welding Engineering Alumni Society

Community Involvement

  • Northern Indiana Historical Society (dba The History Museum), President - Board of Trustees
  • Habitat for Humanity, St. Joseph County, Board of Directors (Former President)
  • Mock Trial Team - Mishawaka Marian High School, Coach
  • Moot Court Competitions - Judge
  • Notre Dame, Ohio State and East Liverpool High School - Alumni Associations
  • Notre Dame Club of St. Joseph Valley
  • United States Tennis Association (USTA)

Awards & Recognitions

  • Ohio Society of Professional Engineers, Outstanding Achievement Award Recipient



  • Legal Lean Sigma® White Belt


  • J.D., cum laude, University of Notre Dame Law School, Notre Dame, Indiana, 1996
  • B.S. in Welding Engineering, The Ohio State University, Columbus, Ohio, 1981

Bar & Court Admissions

  • Indiana
  • U.S. District Court for the Northern District of Indiana
  • U.S. District Court for the Southern District of Indiana
  • U.S. Patent & Trademark Office