Rosenthal Pauerstein Sandoloski Agather LLP
(210) 225-5000

755 East Mulberry, Suite 200
San Antonio, Texas 78212

We are personally available when you need us.

Alexander J. Antonio, Attorney


Practice Areas

Alexander J. Antonio, a member of the firm’s Intellectual Property Group, is a certified patent attorney, admitted to practice in the State of Texas and before the U.S. Patent and Trademark Office. Mr. Antonio is a skilled patent practitioner, and prepares and prosecutes patent applications in variety of technical areas, including oil and gas equipment, home appliances, aerospace components, medical devices, and computer software.

Before his legal career, Mr. Antonio was a mechanical engineer for FMC Technologies (now known as TechnipFMC), where he designed subsea oil and gas equipment for some of the most complex subsea oil and gas fields in the world.

Education and Bar Admissions

Juris Doctor, Texas A&M University School of Law

Bachelor of Science, Mechanical Engineering, University of Oklahoma

Admitted to practice in Texas and before the U.S. Patent and Trademark Office.



“Best Lawyer” Intellectual Property, S.A. Scene Magazine (2022)


Policy Brief: How Does Texas Law Change the Legal Landscape for Automated Vehicles?, Texas A&M Transportation Institute (Nov. 2017), (w/ Gretchen Stoeltje & Ginger Goodin).

Policy Brief: The Legal Status of Low Speed, Electric, Automated Vehicles in Texas, Texas A&M Transportation Institute (Jan. 2018), (w/ Gretchen Stoeltje & Ginger Goodin).