Elizabeth B. Hagan, Ph.D.

Associate, Litigation  

Seattle 206.389.4587


​Elizabeth Hagan focuses her practice on patent litigation and other intellectual property litigation matters to support clients in the life sciences and technology industries. She has experience in federal district and appellate court practice as well as in arbitration, including drafting summary judgment and other motions, managing discovery, working with experts, preparing for trial and patent infringement and validity analyses. Liz also has an active pro bono practice, obtaining protection orders for victims of domestic violence.

Before attending law school, Liz earned her Ph.D. in Medical Science from the Pathiobiology Graduate Program at Brown University. She performed graduate and post-graduate research in cell and molecular biology. Liz also has a bachelors in biological sciences from Wellesley College, where she was awarded several undergraduate academic distinctions. Liz received her J.D. from the University of Washington School of Law. During law school, she was an intellectual property management intern for the University of Washington Center for Commercialization, and counseled small business clients on IP strategy as a member of the Entrepreneurial Law Clinic.


  • “Federal Circuit Expands Liability for Divided Patent Infringement," IP Strategist, September 2015 (co-author)
  • “XPA Impacts Formation But Not Proteasome-Sensitive Repair of DNA-Protein Cross-links Induced by Chromate," Mutagenesis, 2010 (co-author)
  • “Mechanism of DNA-Protein Crosslinking by Chromium,” Chemical Research in Toxology, 2010 (co-author)
  • “WRN Helicase Promotes Repair of DNA Double-Strand Breaks Caused by Aberrant Mismatch Repair of Chromium-DNA Adducts,” Cell Cycle, 2009 (co-author)
  • “Do Not Cross Your DNA," Chemical Research in Toxology, 2008 (co-author)


  • Patent Law Year in Review 2014, Seattle, WA (co-presenter)