log in
Print | Back

Haynes and Boone

William B. Nash

William B. Nash



  • Intellectual Property
  • Media, Entertainment and Sports
  • Social Media

WSG Practice Industries


Haynes and Boone
Texas, U.S.A.

William B. ("Bill") Nash is a partner in Haynes and Boone's Intellectual Property Litigation Practice in the firm's Dallas and San Antonio offices. Bill is a registered patent attorney and litigator with more than 22 years of extensive national and international experience in intellectual property.

As a litigator, Bill protects his clients' rights and is often called upon in critical company litigation. He has handled major patent infringement, trademark infringement, copyright infringement, unfair competition, and trade secret cases in jurisdictions from California to Massachusetts, including the U.S. International Trade Commission (ITC) in Washington, D.C., in addition to those filed in the four federal districts within Texas. As an intellectual property advisor and expert, he has broad experience in infringement and validity opinions, and he regularly helps clients develop strategies to avoid or minimize litigation risks. Bill works closely with his clients to protect, develop, commercialize, and license a company's IP assets, both in the U.S. and internationally. He has been responsible for over 4,000 trademark filings around the world and has been lead attorney on over 100 proceedings before the Trademark Trial and Appeal Board.

Bill is AV® Peer Review Rated Preeminent by Martindale-Hubbell® Law Directory.

Bar Admissions

Texas; U.S. Patent and Trademark Office; Canadian Intellectual Property Office; U.S. District Court for the Eastern District of Texas; U.S. District Court for the Northern District of Texas; U.S. District Court for the Southern District of Texas; U.S. District Court for the Western District of Texas; U.S. Court of Appeals for the Federal Circuit; U.S. Court of Appeals for the Fifth Circuit; U.S. Court of Appeals for the Tenth Circuit;


J.D., St. Mary's University School of Law, with distinction; Phi Delta Phi; John M. Harlan Society; Articles Editor, St. Mary's Law Journal
B.S., Ocean Engineering, U.S. Naval Academy
Areas of Practice

Intellectual Property | Media, Entertainment and Sports | Social Media

Professional Career

Significant Accomplishments

Bill regularly handles:

Licenses; Research and Development Agreements; Software Agreements; Distributorship Agreements; Mergers and Acquisitions; Assignments and Transfer Agreements; Employment Agreements; Franchise Agreements; Consultant Agreements; Commercialization Agreements

Bill works with both large and small corporations and businesses. He has extensive experience representing clients in the following industries:

Beverage; Biotechnology; Consumer Electronics; Construction; Energy; Medical Devices and Therapies; Restaurant and Food; Retail Stores; Software; Technology; Entertainment/Music Recording

WSG's members are independent firms and are not affiliated in the joint practice of professional services. Each member exercises its own individual judgments on all client matters.

HOME | SITE MAP | GLANCE | PRIVACY POLICY | DISCLAIMER |  © World Services Group, 2022