So Ra Ko

So Ra Ko is a patent litigation attorney at Mayer Brown, focusing her practice on intellectual property disputes across federal district courts, the International Trade Commission (ITC), and the U.S. Patent and Trademark Office (USPTO). She is particularly adept in electro-mechanical technologies, including telecommunications, computer software, sensors, machine learning, fintech, networking, and medical devices, leveraging her background as a registered patent attorney with experience in patent drafting and prosecution.

Ko advises clients on both defending and challenging patents, indicating a versatile practice that spans both patent owner and accused infringer representation. While her tracked case history includes one appearance on the plaintiff side as "counsel in related litigation" in an untitled matter, her broader practice description suggests engagement on behalf of various clients. Prior to joining Mayer Brown, she gained experience as a law clerk specializing in patent preparation and prosecution at Harrity & Harrity, working on technologies such as computer software, telecommunications, networking, and mechanical devices.

Her experience extends to Post-Grant Review (PGR) and Inter Partes Review (IPR) proceedings before the Patent Trial and Appeal Board (PTAB) at the USPTO. Demonstrating her engagement with PTAB intricacies, Ko co-authored an article discussing dissents in ex parte appeals at the PTAB. Notable firm achievements during her tenure include Mayer Brown securing a $112 million jury victory for Maxell in a patent infringement case against Samsung.

So Ra Ko is admitted to practice in Virginia and the District of Columbia, and is also admitted to the U.S. District Court for the Eastern District of Texas and the U.S. Patent and Trademark Office. She earned her B.S. from Virginia Polytechnic Institute and State University and her J.D. from the University of Richmond, T.C. Williams School of Law, where she served as Editor-in-Chief of the University of Richmond Law Review.