HOUSTON (Jan. 21, 2025) — Patterson + Sheridan LLP is pleased to welcome Kristian Sullivan as of counsel. He is based in the firm’s Houston office.

Sullivan brings more than 10 years of intellectual property (IP) experience to Patterson + Sheridan. His practice focuses on preparing and prosecuting patents in a broad range of fields, including chemicals, clean technology, complex software, medical devices and procedures, oil and gas services, transportation, construction and mechanical systems.

“We are excited to welcome Kristian to the firm,” said managing partner B. Todd Patterson. “He has well-rounded patent experience from serving as both in-house and outside counsel that will be a great asset to both our clients and the firm.”

​​Prior to joining Patterson + Sheridan, Sullivan served as of counsel for Am Law 100 firm, as well as an attorney and principal for a Houston IP firm. In addition to his time in private practice, he also spent more than 5 years as an in-house counsel at ExxonMobil.

“Patterson + Sheridan was the ideal next step in my career and I am thrilled to join such a talented and forward-thinking team,” Sullivan said. “I am looking forward to contributing my skills and experience to the firm and providing the best possible service to our clients by finding the right solutions for protecting their crucial innovations.”

Sullivan earned his J.D. from the University of Houston Law Center and his B.S. in mechanical engineering from the University of Houston.

About Patterson + Sheridan LLP

Patterson + Sheridan LLP, a full-service intellectual property firm, provides a range of IP services, including patent preparation and prosecution, trademark and copyright, counseling and strategic insight, and IP litigation and disputes. As one of the nation’s leading patent boutiques, the firm prosecutes hundreds of patents every year for some of the world’s largest companies. The firm serves clients in complex industries, including biotechnology and pharmaceuticals, chemical, clean technologies, communications technologies, complex software and IT, consumer products, electronics and semiconductor technologies, financial technology and business methods, industrial products, the Internet, medical devices and procedures, nanotechnologies, oil and gas services, and optics. For more information, visit www.pattersonsheridan.com.