John Shumaker, Ph.D.


  • University of Houston Law Center J.D.
  • Baylor College of Medicine Postdoctoral Fellow, Molecular and Human Genetics
  • Rice University Ph.D., Electrical and Computer Engineering
  • Rice University M.S. Electrical and Computer Engineering
  • Vanderbilt University B.E., Electrical Engineering


  • Admitted to practice law in the state of Texas
  • Registered to practice before the U.S. Patent and Trademark Office
  • Member of the Austin Healthcare Council
  • Mentor for MassChallenge

Thought Leadership

  • J. M. Shumaker, J. W. Clark, W. R. Giles, and G. Szabo, “A model of the muscarinic receptor-induced changes in K+-current and action potentials in the bullfrog atrial cell,” 57 Biophysical J. 567 (1990)
  • J. M. Shumaker, J. W. Clark, and W. R. Giles, “A model of the b–adrenergic effects on calcium and potassium current in bullfrog atrial myocytes,” American Physiological Society, H1937 (1991)
  • J. M. Shumaker, J. W. Clark, and W. R. Giles, “A model of the Phase-sensitivity of the Pacemaking Cell in the Bullfrog Heart,” 151 J. Theor. Biol. 193 (1991)
  • John M. Shumaker, Andres Metspalu, and C. Thomas Caskey, “Mutation Detection by Solid Phase Primer Extension,” 7 Human Mutation 346 (1996)
  • John M. Shumaker, Jeffery J. Tollett, Kellie J. Filbin, Michael P. Montague-Smith, and Michael C. Pirrung, “APEX Disease Gene Resequencing: Mutations in Exon 7 of the p53 Tumor Suppressor Gene,” Bioorg. Med. Chem., 9, 2269 (2001)

Awards & Recognition

  • Selected for inclusion in Best Lawyers in America in Litigation-Intellectual Property, 2017-2019


  • Co-inventor of U.S. Patent Nos. 5,532,128; 5,670,322; 5,891,630; 6,153,379; and 7,001,722

John is a partner in the intellectual property group at Lee & Hayes. His practice focuses on patent prosecution, trademark, and intellectual property litigation matters for companies ranging from startups to Fortune 500 companies. John has extensive experience in the creation and production of intellectual property assets and targeting those assets to create value aligned with his client’s business goals.

In addition to US and international patent preparation and prosecution, John has experience performing patentability searches and analyses, as well as experience with non-infringement opinions. He has extensive experience in a wide array of technologies, including medical devices, computer hardware and software, web-based technology, and biotechnology. He also has extensive experience in litigating intellectual property cases in federal district and the U.S. International Trade Commission and inter partes review proceedings before the Patent Trial and Appeal Board.

John also has experience in healthcare law, including FDA law, fraud and abuse law. He is an Executive Board Member of the Austin Healthcare Council, and enjoys being a mentor for MassChallenge.

Prior to becoming a patent attorney, John completed a Postdoctoral Fellowship in molecular and human genetics at the Baylor College of Medicine, where he developed a microarray system for DNA analysis. He is an inventor on five issued U.S. Patents, and an author of five scientific publications. John is admitted to practice law before the U.S. District Courts for the Western, Eastern, Northern and Southern Districts of Texas.