Paul Hughes is a partner in the Supreme Court & Appellate practice in Mayer Brown’s Washington DC office. He focuses his practice on briefing and arguing cases in appellate courts, as well as developing legal strategy for trial litigation. Paul has argued twice before the U.S. Supreme Court, in December 2014 and March 2016. He has argued before the en banc
Ninth Circuit, as well as eight other federal arguments. He has worked on over 150 appellate matters, more than 80 of which were in the US Supreme Court.
Paul has particular experience handling intellectual property appeals, including more than 30 cases in the Federal Circuit. He argued a trademark matter in the US Supreme Court in December 2014 (Hana Financial, Inc. v. Hana Bank, No. 13-1211), and a patent appeal from the International Trade Commission in October 2014 (Lelo v. ITC, No. 13-1582).
Additionally, Paul has significant experience with banking and securities law. In December 2015, Paul argued a transnational financial case (Toumazou v. HSBC, No. 14-7170) in the D.C. Circuit. Paul frequently litigates cases involving the Anti-Terrorism Act.
Paul is a Visiting Clinical Lecturer in Law at the Yale Law School, where he co-teaches Yale’s Supreme Court Advocacy Clinic. In this capacity, Paul regularly handles matters involving civil rights, immigration, and criminal defense. In March 2016, Paul argued a PLRA matter, Ross v. Blake, 15-339, in the US Supreme Court. Paul has previously held appointments as an adjunct professor at Georgetown, Johns Hopkins, and Yale, where he taught international and constitutional law.
Prior to joining Mayer Brown, Paul served as a law clerk to the Honorable Diana Gribbon Motz, US Court of Appeals for the Fourth Circuit.
Paul received his JD from the Yale Law School, where he served as a senior editor of the Yale Law Journal and was the recipient of the C. LaRue Munson Prize and the Chubb Prize. He received his MA in International Law & Politics, with distinction, and AB, summa cum laude, from Georgetown University.