Jones Delflache LLP
Jones Delflache LLP


Marc L. Delflache

Marc has over 40 years of IP experience, practicing with a large international firm for 18 years and before that with an IP boutique firm and in-house with a large research affiliate of an energy company. While with the international firm he was a partner in the Houston and Dallas offices, supervising the Dallas IP group for several years. His focus has been patent and trademark litigation for the last 30 years as well as patent and trademark prosecution, opinions, portfolio management, licensing and due diligence.

Marc has assisted many corporations over the years as a trusted advisor in a variety of industries, including energy, medical devices, telecommunications, computer hardware and software services, manufacturing, banking, restaurant and food services, aviation, professional services, apparel, cable and video. He has served as trial counsel in over 30 patent, trademark, trade dress, copyright, trade secrets and unfair competition suits in state and federal courts; and has served as appellate counsel. Since 1976 he has drafted over 100 patent applications in a variety of fields.

Over the years Marc has been consistently rated as a Best Lawyer by The Best Lawyers in America, a Super Lawyer in Intellectual Property by Texas Super Lawyer, an IP Star by Managing Intellectual Property, A Texas Top Rated Lawyer by LexisNexis Martindale-Hubbell, and within the IP Legal 500 US group by The Legal 500. He has written numerous articles and made many presentations on IP law over his career.

Marc obtained a B.S. in Civil Engineering from Texas A&M in 1973, summa cum laude, and a J.D. from the University of Houston Law Center in 1978.

Marc is licensed to practice in Texas and Colorado. He is also licensed to practice before various U.S. federal courts and courts of appeals, the United States Supreme Court and the United States Patent and Trademark Office.



Texas A&M University
B.S. - Civil Engineering, summa cum laude - 1973

University of Houston Law Center
J.D. - 1978

Awards & Affiliations

  • Best Lawyer - "The Best Lawyers in America"
  • Super Lawyer - "Texas Super Lawyer"
  • IP Star - "Managing Intellectual Property"
  • A Texas Top Rated Lawyer - "LexisNexis Martindale-Hubbell"
  • Licensed in Texas and Colorado
  • Licensed to practice before: various U.S. Federal District Courts, The United States Supreme Court and the United States Patent and Trademark Office