OATHOUT LAW FIRM - Key Persons


Boettcher Scholar

Job Titles:
  • President 's Leadership Class

Elisa Gaston

Job Titles:
  • Paralegal
Elisa has over 16 years experience in all areas of Intellectual Property. Her responsibilities include assisting in all Intellectual Property matters such as drafting legal documents and filing documents with the US Patent and Trademark Office and the US Copyright Office. She also handles a rigid docket, annuity management and accounts payable. She works diligently to provide quality service to our clients.

Elizabeth Gray

Job Titles:
  • Associate
  • Attorney
Elizabeth "Liz" Gray graduated from the University of Texas at Austin in 2013 with a Bachelor of Science degree in Biochemistry. She received her law degree from the University of Houston Law Center in 2017. Professional Affiliations Registered to practice before the U.S. Patent and Trademark Office Member of the State Bar of Texas since 2018 Member of AIPLA, American Intellectual Property Law Association Member of the Intellectual Property Section, State Bar of Texas Member of HIPLA, Houston Intellectual Property Law Association

Laura Tu

Job Titles:
  • Associate
  • Attorney
Laura Tu graduated from the University of Texas at Austin in 2007 with a Bachelor of Science degree in Biochemistry. In 2009 she obtained her Master in Public Health from the University of Texas School of Public Health. She received her law degree from the University of Houston Law Center in 2012 under a full-tuition scholarship. Laura has been a member of the State Bar of Texas since 2012. Professional Affiliations Registered to practice before the U.S. Patent and Trademark Office Member of the State Bar of Texas since 2012.

Mark A. Oathout

Job Titles:
  • Attorney at Law
  • Expert
Mark Alva Oathout has practiced intellectual property law for over 30 years and has extensive experience in counseling a wide range of clients in these matters both in the US and abroad. He initiated his career working with corporate lawyers for roughly six years. Mark has a diverse view toward the business needs of clients within the context of an ever changing global intellectual property landscape. Professional Affiliations Registered to practice before the U.S. Patent and Trademark Office. Admitted to Practice before the U.S. District Court for the Southern District of Texas and the U.S. Court of Appeals for the Federal Circuit. Member of the State Bar of Texas since 1987. Member of INTA, International Trademark Association Member of the Intellectual Property Section, State Bar of Texas. Mark has served as an expert witness in the areas of patents, patent application practice, trademarks, licensing, infringement & validity analysis.