Castell Intellectual Property Lawyers

Mr. O'Neill's practice focuses on patent and trademark litigation, as well as other intellectual property disputes. He also emphasizes licensing general counseling in all areas of intellectual property.

I have been serving San Antonio and the State of Texas since 2009 as a General Practitioner, taking on issues ranging from Contracts to Criminal Defense to Immigration. Focusing on the client, I provide a broad base of legal knowledge to a variety of issues with the understanding that helping the client is the ultimate goal of legal representation.
Starting out handling criminal defense and family law with my partner, Caitlin Howell, I have developed experience in a variety of legal matters. While providing top-to-bottom business representation is a favorite area or practice, including issues of formation, agreements, IP, and...

Licensed in NY, NJ, and TX, Ms Jones has 20+ years of global experience in business & legal affairs, marketing, operations, strategic planning, and management. Her in-house counsel and large law firm experience includes firms and companies such as Univision Communications, Cahill Gordon & Reindel, PolyGram Records, Zomba/Jive/BMG Entertainment (now Sony), and Green Mountain Energy Company. A graduate of New York University School of Law, Frances has in-depth knowledge and experience in the areas of advertising, media (including digital and mobile), and entertainment, as well as in technology, intellectual property, copyright, trademark, and corporate law. In addition, she has substantial domestic...

Katherine is an attorney licensed to practice law in Texas and North Carolina. She holds a B.S. degree in Political Science from The State University of New York at Oneonta and a Juris Doctor degree from Penn State Law. While in law school, Katherine clerked with United States Federal District Court Judge Thomas J.McAvoy and interned with the California Attorney General’s Office.

Katherine currently practices in business and contract law in Texas and North Carolina. Previously, she served as an Assistant City Attorney for the City of Dallas where she practiced in civil litigation. Additionally, Katherine has diverse experience...

I serve Austin businesses and investors in resolving thorny disputes, protecting Intellectual Property, Patent Law, Estate Planning and Probate legal matters. I help clients with thoughtful estate planning that protects children and vulnerable family members, preserves assets, and creates Texas family legacies. I provide perspective and legal advice wrought by experience, and bring peace of mind for clients.

Gene Pierson is a patent attorney located in Austin, Texas. and is registered before the US Patent and Trademark Office and is a member of the Virginia Bar Association. Before opening his own office in Austin, Texas, Gene worked at a top #5 ranked patent law firm in the United States. He brings knowledge and experience from working at a top tier law firm to the Austin, Texas start-up community. He has provided intellectual property assistance as a patent attorney for a wide range of clients, from small start-up companies to large corporations. The following is a partial...