Shawn M. DellegarShareholder/Director

Shawn M. Dellegar is a director and Vice President of Administration in the firm’s Tulsa office. Shawn is a seasoned Intellectual Property attorney who has represented technology-focused manufacturers, contractors, and tech firms in a wide range of technological fields, including lithium and mineral extraction, wastewater treatment, fired heaters and combustion equipment, image processing, 3D object tracking, 3D printing, precision agriculture, functional foods and nutraceuticals, dental devices, and mechanical and industrial devices and processes. His strong technology background stems from his research and real-world work experience in an oil and gas publishing company and a global technology support company, enabling him to efficiently address a variety of client needs.

Shawn focuses his practice on handling domestic and international patent and trademark portfolios, along with administrative proceedings at the U.S. Patent and Trademark Office. Tailored to the client’s industry and global scope, startups, small businesses, and large corporations rely on Shawn as their intellectual property general counsel, handling licensing and due diligence, helping them determine where they should file applications internationally, and offering strategy and advice about their competitors.

He has been listed in Best Lawyers for Copyright Law, Litigation – Intellectual Property, and Trademark Law since 2017, and named Tulsa Lawyer of the Year for Copyright Law (2021-2022) and for Litigation – Intellectual Property in 2022. He has also been ranked in Chambers USA in Intellectual Property since 2021, and recognized as an IP Star from Managing IP for Patent Law.*

Shawn earned a Juris Doctor at the University of Tulsa College of Law, where he served as vice president and a founding member of the University’s Information Technology Society. He currently serves on the Oklahoma Intellectual Property Alliance (OKIPA) Board and is a Past President of the Oklahoma Bar Association’s Intellectual Property Section. Shawn also mentors intellectual property law students.

“Shawn does a really good job – he is not only very, very competent but also practical and solution-based.”

*Crowe & Dunlevy has no input in the rating methodologies used by Best Lawyers, Chambers USA, or Managing IP publications.

Shawn M. Dellegar
Business Transactions

222 North Detroit Avenue
Suite 600
Tulsa, OK 74120

Phone: 918.592.9807