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Constance Lee

Partner
Washington, DC
About

Constance (Connie) Lee is an experienced intellectual property litigator focusing on complex patent litigation before United States district courts and the International Trade Commission, as well as post-grant proceedings before the Patent Trial and Appeal Board (PTAB) of the US Patent and Trademark Office. Her practice encompasses a wide range of technologies, with an emphasis on life sciences, pharmaceuticals, chemicals, and medical devices.

Connie guides clients through every stage of a dispute, from pre-litigation counseling and early case strategy through discovery, trial, and post-trial proceedings. Her work includes coordinating strategy with related foreign proceedings and advising on settlement. In particular, Connie has experience litigating under the Biologics Price Competition and Innovation Act, as well as in Abbreviated New Drug Application cases. She also assists clients with inter partes reviews, ex parte reexaminations, and other contested proceedings before the PTAB, including developing strategies for simultaneous district court and PTAB proceedings.

Areas of FocusIntellectual PropertyPatent LitigationTrade SecretsLife Sciences
Bar admissionsDistrict of ColumbiaMaryland
Education
  • J.D., The George Washington University Law School
    High honors, Order of the Coif
  • B.S., Materials Science and Engineering, Northwestern University

EXPERIENCE

  • Represented numerous branded pharmaceutical companies in Hatch-Waxman litigation
  • Conducted numerous pre-litigation investigations involving biologics in preparation for biosimilar entry
  • Represented two branded pharmaceutical companies against generic challengers, resulting in a favorable settlement after a six-day bench trial in a case involving patents related to the treatment of iron deficiency anemia
  • Secured a favorable settlement for a pharmaceutical company in brand-on-brand litigation in the District of New Jersey involving a patent covering the treatment of iron deficiency diseases, following a successful related post-grant review proceeding

AWARDS AND RECOGNITION

  • Shortlisted, US Rising Star, Intellectual Property, LMG Life Sciences Americas Awards, 2024
  • Recipient, American Bar Association and the Bureau of National Affairs Award for Excellence in the Study of Intellectual Property Law, 2016
 

Pro Bono

Connie maintains an active pro bono practice. She has represented Social Security disability claimants, veterans and their families seeking benefits, and individuals pursuing relief from wrongful convictions through Innocence Project matters. In recognition of her advocacy for veterans, The Veterans Consortium honored her with its 2026 Torchbearer Award. Her pro bono work reflects her commitment to providing skilled, persistent advocacy.

Prior Experience

Prior to joining DLA Piper, Connie served as Counsel and as an Associate at two multinational law firms. Before beginning her legal career, Connie was a Senior Engineer for a global consumer goods company, working in upstream package development. She also served as a judicial intern for the Honorable Jimmie V. Reyna at the US Court of Appeals for the Federal Circuit.

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News

DLA Piper adds life science patent litigator Constance Lee to Intellectual Property and...

5 November 2026 .2 minute read

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Phone

+1 202 799 4882
(Work, Washington, DC)
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