Andrew Riley

Practice Areas

Andrew Riley is a skilled first-chair trial attorney and registered patent attorney who leads the versatile litigation team at Mei & Mark LLP, where he guides strategy in high-stakes patent and IP disputes for a range of clients.

https://www.meimark.com/

Andrew's trial practice centers on complex patent, trade secret, trademark, and commercial disputes before the U.S. International Trade Commission (ITC), federal district courts, the U.S. Court of Appeals for the Federal Circuit, and the Patent Trial and Appeal Board (PTAB).

Andrew’s trial practice emphasizes Section 337 investigations at the ITC where he serves as lead counsel and ITC local counsel. Drawing on his vast experience in Section 337 investigations, he regularly advises clients on how best to meet their legal and business goals. He also acts as lead counsel in inter partes review proceedings before the U.S. Patent and Trademark Office.

Andrew regularly appears on behalf of clients in leading patent venues, including the Eastern District of Texas, Northern District of California, and District of Delaware, handling matters involving a wide array of technologies, including mobile phones and other consumer electronics, medical devices and treatment machines, software, design patents, wind-turbine generators, automotive technologies, semiconductors, image sensors, and pharmaceuticals. His work includes counseling on patent procurement and licensing and providing opinions of counsel on complex intellectual property issues. In 2015, the Legal 500 recognized Mr. Riley for his patent licensing and transactional work.

Andrew is a frequent author and speaker on ITC and patent litigation topics and serves in leadership positions in several bar associations. Starting in 2014, Mr. Riley became an adjunct associate professor at American University Washington College of Law where he continues to teach a course on intellectual property practice at the ITC. Before joining Mei & Mark, Andrew was a partner at a large IP boutique based i DC. Prior to his legal career, he served on active duty as an officer in the U.S. Army.

Career

Adjunct Associate Professor, American University Washington College of Law, 2014-present

Finnegan Henderson, 2003-17, Partner

U.S. Army, 1995-99, Captain

Professional Memberships

Admitted to practice:

U.S. Patent and Trade Mark Office

Virginia

District of Columbia

Pennsylvania

Publications

Mr. Riley has more than 30 published articles. For a full list, please check here:

https://www.meimark.com/p-andrew-riley

Industry Sector Expertise

International Trade Commission Trial Lawyers Association (ITCTLA): Treasurer 2025-26, Secretary 2024-25, Executive Committee 2019-24

Virginia State Bar Association Intellectual Property Section: Chair 2024-25, Board of Governors 2017-2024

Federal Bar Association Middle District of Pennsylvania Chapter

Personal

Mr. Riley serves on the Board of the Lion Foundation, which strategically invests in educational, athletic, and cultural programs to enrich the lives of Camp Hill, PA students and our community.

https://www.thelionfoundation.org/

Education