Marcus A. Barber

Marcus A. Barber’s practice focuses on complex patent infringement cases involving a wide range of technologies including software, pharmaceutical and telecommunications.  He has experience in all phases of patent litigation, including fact and expert discovery, claim construction, motion practice and trial.

Marcus frequently litigates high-stakes matters for some of the largest technology and telecommunications companies in the world, including Google, LG, Uber, Verizon, ASUS, Adobe and Sony Electronics.

Marcus was named a “40 Under 40” professional by Silicon Valley Business Journal, reflecting his numerous litigation accomplishments, his success in developing new business, and his extensive community and volunteer work.  He has also been included on Benchmark Litigation’s “40 & Under Hot List.” 

Marcus currently serves on California Minority Counsel Program’s Ambassadors Council.

Prior to joining Kasowitz, Marcus was a law clerk to Margaret B. Seymour, United States District Court for the District of South Carolina, and also to Matthew J. Perry, Jr., United States District Court for the District of South Carolina.