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Douglas L. Clark (Doug)


(T) +1.858.703.3133
(F) +1.844.345.3178


  • University of Southern California (J.D. 2011; Order of the Coif; Roger Sherman Memorial Prize in Intellectual Property for scholastic achievement; Southern California Interdisciplinary Law Journal; Beatty Inn of Phi Delta Phi; Recipient of numerous AmJur Awards for highest academic achievement); Chapman University (First year of law school, 2008; Treasurer, OUTlaw; Recipient of several CALI Awards for highest academic achievement); University of Notre Dame (B.S. in Computer Engineering cum laude 1994; B.A. in Spanish Literature cum laude 1994)

Bar Admissions

  • California; U.S. Court of Appeals for the Ninth Circuit; U.S. District Courts for the Central, Northern, Southern, and Eastern Districts of California; and registered to practice before the U.S. Patent and Trademark Office

Government Service

  • Submarine Officer and Lieutenant, United States Navy (1994-2002); Decorations: 2 Navy Commendation Medals, Navy and Marine Corps Achievement Medal, Kosovo Campaign Medal, NATO Kosovo Medal, Navy Unit Commendation, 2 Meritorious Unit Commendations, and 2 National Defense Service Commendations: Persian Gulf War & 9/11

Doug Clark focuses his practice on intellectual property litigation and has brokered favorable settlements for clients in more than a dozen matters. His experience spans patents, copyrights, trademarks, and trade secrets, with expansive experience involving patent litigation and trade secrets. Doug has successfully represented clients in matters related to semiconductors, cell phone technology, digital content processing, MMS/SMS technology, wireless communications, memory card readers, thumb drives, electronic locks, RF technology, solar power, wire design, aircraft fire inerting systems, pharmaceutical cancer drugs, gene therapy, bovine vaccines, baby products, truck aerodynamics, exercise equipment, and aircraft seating.

Prior to joining Jones Day, Doug was a submarine officer in the U.S. Navy where he completed the Navy's rigorous nuclear power program and qualified as a nuclear engineer. During his naval career, he addressed NATO allies at a NATO Submarine Conference in Portsmouth, England regarding submarine information sharing and connectivity; acted as a U.S. liaison officer with the Swedish Submarine Force to coordinate the first ever public visit of a Swedish submarine to the Mediterranean; and managed divisions of up to 45 men while on board the USS Columbus out of Pearl Harbor, Hawaii.

Doug is the former president and director of the Orange County Patent Law Association (and continuing committee chair), former director of the Orange County Lavender Bar Association, current committee member of the Tom Homann Law Association, and a member of the San Diego Intellectual Property Bar Association.

Douglas Clark Doug