David E. Warden

David E. Warden


Ahmad, Zavitsanos & Mensing

Recognized since 2015

Houston, Texas

Practice Areas

Litigation - Intellectual Property

Patent Law

Send David E. Warden an email at dwarden@azalaw.com Navigate to map location for David E. Warden
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David E. Warden is an internationally recognized expert in business litigation and arbitration, including patents and other intellectual property. He is a lawyer, arbitrator, engineer, adjunct professor, published author, and businessman.

Mr. Warden has tried many healthcare, energy, securities, and intellectual property business lawsuits for individual clients and entities, as well as mass actions and class actions, and is licensed as a patent attorney before the U.S. Patent & Trademark Office. He was a founding partner of his former firm Yetter Warden & Coleman LLP, and prior to that was a partner at Baker Botts LLP. Mr. Warden also has been appointed by federal courts as a special master and mediator in patent litigation, has served as an arbitrator in ICC and ad hoc arbitrations, and has served as class counsel in major class action cases.

He has been Board Certified in Civil Trial Law since 1989 by the Texas Board of Legal Specialization. He has arbitrated cases under the auspices of ICC International Court of Arbitration (Paris) and American Arbitration Association (New York), and has conducted ad hoc arbitrations, both as counsel and as an arbitrator.

Mr. Warden is licensed to practice law in all Texas state courts, the U.S. District Courts in Texas, the 5th U.S. Circuit Court of Appeals, the federal Circuit Court of Appeals and the U.S. Supreme Court. He has been on the list of Texas Super Lawyers since 2003. He has been recognized by attorneys across the United States as one of the Best Lawyers in America from 2015 – 2025.

He earned his law degree from the University of Virginia and bachelor’s and master’s degrees in engineering from Purdue University. Before attending law school, Mr. Warden was an engineer and district production engineering supervisor for Exxon Company USA. He has been an adjunct professor in both engineering and economics at Rice University since 2006. He earned a Ph.D. in Mechanical Engineering from Rice University in 2019, focused on novel high energy radiation shielding applications. He speaks basic French, and is an instrument-rated pilot and a certified scuba diver.

Mr. Warden’s business activities include serving as vice president-corporate development for Excalibur Almaz U.S.A. from 2009 to 2011, and has been for over 15-years associated with various commercial space enterprises, including as founder and CEO of Black Moon Energy for the last two years. He was on the board of directors for Encore Bancshares Inc. and chaired its audit committee for seven years. He also served on the board of directors for InNexus Biotechnology Inc.; Industry Forum Lead, National Space Biomedical Research Institute; Chinese Community Center; and Board of Trustees for the Awty International School.

Location
  • 1221 McKinney Street, Suite 2500
    Houston, TX 77010
Languages
  • French
Education
  • Rice University, Ph.D., graduated 2019
  • University of Virginia, J.D., graduated 1981
  • Purdue University, MS, graduated 1973
  • Purdue University, BS, graduated 1972
Bar Admissions
  • Texas, State Bar of Texas
Court Admissions
  • Texas, all U.S. District Courts
  • U.S. Court of Appeals, 5th Circuit
  • Federal Circuit Court of Appeals
  • U.S. Supreme Court

Recognized in The Best Lawyers in America® 2025 for work in:
  • Litigation - Intellectual Property
  • Patent Law
Awards:
  • Best Lawyers in America, 2015-2025

  • Texas Super Lawyers, 2003-2024
Additional Areas of Practice:
  • Arbitration
  • Commercial Litigation

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Publications

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