Charles has tried cases to verdict in federal court and handles all phases of patent litigation, including formulating case strategy, managing discovery, taking and defending depositions, preparing and opposing motions, working with industry experts, and arguing Markman and summary judgment hearings before district courts. He has appeared before federal district courts nationwide and has experience with U.S. Patent and Trademark Office (USPTO) post-grant proceedings, including inter partes review (IPR) and post-grant review (PGR). In addition to being a litigator, Charles is also a trusted advisor on patent portfolio strategy, patent prosecution, and IP counseling concentrating in the fields of biotechnology, chemical and mechanical, and electrical technologies. He helps companies evaluate freedom-to-operate issues, manage prosecution portfolios, and develop IP strategies aligned with business objectives.
Charles's path to litigation was shaped by early experiences at the intersection of law, policy, and innovation. As a judicial intern to Judge Gerald Bruce Lee in the Eastern District of Virginia, he worked on significant federal criminal and civil matters. On Capitol Hill, he assisted a U.S. Senate committee with its work on IP and biotechnology policy. Charles also worked in the Iowa Governor's Office, where he supported former Governor Thomas J. Vilsack.