Don Tiller

Top rated intellectual property attorney in Fort Worth, Texas

D. Tiller Law PLLC
Don Tiller
D. Tiller Law PLLC

Practice Areas: Intellectual property, Business & corporate, Intellectual property litigation; view more

Licensed in Texas since: 2008

Education: Texas Wesleyan University School of Law

Selected to Super Lawyers: 2019 - 2023 Selected to Rising Stars: 2014 - 2018

D. Tiller Law PLLC

2501 Parkview Dr
Suite 312
Fort Worth, TX 76102 Visit website


Donald E. Tiller is an attorney at D. Tiller Law PLLC who focuses on legal matters related to patents, trademarks, trade secrets, contracts, copyrights, and intellectual property in general. He has worked throughout his career as an engineering-project manager and research scientist in a commerical research-and-development group, as a field engineer for an oilfield services company, and as a teaching and research assistant for a university.

Mr. Tiller has experience in technology creation and development and is a named inventor on several patents related to radiation detection and measurement in geophysical-imaging instruments (oil/gas well-logging technology). He has also published articles on diverse topics ranging from intellectual property to nuclear-physics research and applications.

Mr. Tiller earned a Bachelor of Science in physics, graduating with honors from the University of Saskatchewan, then moving on to earn a Master of Science in physics at the same school. Next attending Texas Wesleyan University School of Law (now Texas A&M University School of Law), he earned his Juris Doctor in 2008. In 2018, Mr. Tiller completed a Master of Business Administration at the University of Texas at Dallas, with concentrations in entrepreneurship and finance.

Mr. Tiller works for clients throughout the United States and abroad on select matters. He represents clients in disputes, patent and trademark prosecution, and various business issues related to founding and building a business around intellectual property. He also provides neutral-assessment services related to disputes over technology and intellectual property.

Practice areas

Intellectual property, Business/corporate, Intellectual property litigation, Technology transactions, Business litigation

Focus areas

Copyrights, Patents, Trademarks, Intellectual property law, Contracts, Trade secret

  • 30% Intellectual property
  • 20% Business/corporate
  • 20% Intellectual property litigation
  • 20% Technology transactions
  • 10% Business litigation

First Admitted: 2008, Texas

Professional Webpage:

  • Texas Wesleyan Law Review, Editor in Chief, Texas Wesleyan University School of Law
  • Finished in Top 3% of Class, Texas Wesleyan University School of Law
Bar/Professional Activity:
  • Texas
  • U.S. Court of Appeals Federal Circuit
  • U.S. District Court Northern District of Texas
  • U.S. Patent and Trademark Office
  • U.S. District Court Eastern District of Texas
  • U.S. District Court Eastern District of Michigan
  • Supreme Court of the United States of America
  • U.S. Court of Appeals 5th Circuit
  • U.S. District Court Western District of Texas
Special Licenses/Certifications:
  • Patent Attorney
Educational Background:
  • University of Saskatchewan, B.Sc. (Honours) in Physics, magnis cum hoboribus, 1991
  • University of Saskatchewan, M.Sc. in Physics (thesis title: Photodisintegration Reactions on He-4), 1995
  • University of Texas at Dallas, MBA (concentrations in entrepreneurship and finance), 2018
  • Texas Wesleyan University School of Law (now Texas A&M University School of Law), J.D., magna cum laude, 2008

These comments were made by fellow attorneys during the annual nomination process.

“Don is an amazing lawyer. He gives his all and then some for his clients. He is exceptionally well-versed in the law and his ability to recall it and think (and write) creatively both in preparation and in the moment are awe-inspiring.”

Office location for Don Tiller

2501 Parkview Dr
Suite 312
Fort Worth, TX 76102

Phone: 817-928-4361


5 Years Super Lawyers
5 Years Rising Stars
  • Super Lawyers: 2019 - 2023
  • Rising Stars: 2014 - 2018

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