Mary Clayton

Mary Clayton practices as an intellectual property attorney focusing on patent prosecution. She has experience in all stages of patent prosecution including preparing and prosecuting patent applications. Mary has experience working with in-house counsel, solo inventors, and start-ups both in the United States and foreign countries.   




  • Washington University in St. Louis School of Law, J.D., L.L.M. in Intellectual Property 2015

  • Saint Louis University, B.S. Computer Science, Minor in Mathematics 2011


Current and Past Activities

  • District 8 Representative. Missouri Bar Young Lawyers’ Section

  • Member, Bar Association of Metropolitan St. Louis

  • President, Intellectual Property Law Society

  • Team Leader, Saul Lefkowitz Moot Court

  • Representative, Student Bar Association of Washington University in St. Louis School of Law



  • State Bar of Missouri


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