Kathleen Duffy focuses on intellectual property litigation, including protection and enforcement of extensive IP portfolios owned by leaders in the apparel and footwear industry. She has handled complex cases involving the protection of world-famous trademarks and patents in matters before the United States Patent and Trademark Office, the International Trade Commission, and several federal district courts. In addition to maintaining an active pro bono docket, Kathleen is a member the firm's WISE affinity group and a contributing author to the firm's monthly Lit Alerts.
Ms. Duffy earned her JD/MBA at American University, during which time she interned at the DC Court of Appeals for the Honorable Judge John Fisher, clerked in a general counsel’s office and worked at a small law firm directly with the managing partner. Prior to pursuing her advanced degrees, Ms. Duffy interned in the DC office of US Senator Pat Toomey (R-PA) while completing dual biology and political science majors at Bucknell University.
- Apparel company in defending its trademark application.
- Medical device company in protecting patents from infringement and unfair competition.
- Multiple clients in complex discovery disputes before the TTAB.
- Apparel company in defending famous trademark against alleged infringers.
- J.D., Intellectual Property Law, American University Washington College of Law, 2020, cum laude
- M.B.A., American University Kogod School of Business, 2020, cum laude
- District of Columbia
- New York
- U.S. District Court, Southern District of New York
- Junior Member of The Union League of Philadelphia