John's emphasis on litigating intellectual property disputes and background in engineering makes him an asset to his clients.


John litigates high-stakes technology and intellectual property disputes.  With a background in chemical engineering, management experience in industry, and extensive experience litigating complex disputes, John seeks custom solutions for his clients’ disputes.

John has litigated patent, trademark, and trade secret disputes in Missouri state court and U.S. district courts throughout the country. John also has extensive experience challenging and defending the validity of patents in Inter Parte Review (IPR) and Post Grant Review (PGR) proceedings before the USPTO.  In addition to litigating disputes, John assists clients with a variety of other intellectual property matters, including patent counseling, patentability and non-infringement opinions, due diligence, and licensing. Representative technologies that John has practiced in include: bio-energy, carbon capture, electroplating, metallurgical processing, plastics and materials, paints and coatings, light emitting diodes (LED), and mechanical devices.

Prior to law school, John gained invaluable technical and managerial experience working as a manufacturing and process engineer for General Motors.


John has helped his clients achieve eight-figure settlements. John has also successfully litigated complex matters through trial, obtaining favorable outcomes for his clients.

John has helped his clients overcome numerous Inter Parte Review (IPR) and Post Grant Review (PGR) petitions to invalidate their patents before the Patent Trial and Appeal Board. John has also successfully invalidated patents asserted against his clients through IPR. He has also successfully appealed an IPR decision to Federal Circuit.

News & Insights

Speaking Engagements

2020 PTAB Year in Review, Bar Association of Metropolitan St. Louis, Feb. 2021  


"2006-2016: A Decade of Contracting Patent Rights," The St. Louis Bar Journal, Vol. 63, No. 4, 2017



Missouri & Kansas Super Lawyers© Rising Star, 2014-2020

Professional & Civic Activities

Professional & Civic Activities

Missouri Bar Association

Illinois Bar Association

Bar Association of Metropolitan St. Louis

  • Patent, Trademark & Copyright Section, Former Chair
  • Motion for Kids Committee

American Bar Association


  • Missouri, 2010
  • Illinois, 2011
  • U.S. Patent and Trademark Office, 2008
  • U.S. District Court for the Eastern District of Missouri, 2011
  • U.S. Court of Appeals for the Federal Circuit, 2016


St. Louis University School of Law, J.D., cum laude, 2010

  • Order of the Woolsack

Washington University in St. Louis, M.B.A., 2005

University of Missouri-Rolla, B.S., Chemical Engineering, 1999

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