Overview
Teagan focuses his practice on complex civil litigation, with an emphasis on intellectual property and licensing disputes as well as antitrust disputes. He has litigated patent cases across a range of fields, including biotechnology, pharmaceuticals, and medical and mechanical devices. Teagan has represented clients in proceedings under the BPCIA and the Hatch-Waxman Act.
Teagan was born and raised in Newark, Delaware and graduated magna cum laude from the University of Delaware in 2009. He received his J.D., magna cum laude, from the University of Michigan where he was a Clarence Darrow Scholar and an editor of the Michigan Law Review.
Teagan joined Williams & Connolly in 2013, after serving as a law clerk to the Honorable Gregory M. Sleet of the United States District Court for the District of Delaware. He is a member of the firm’s Hiring Committee.

