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Esther H. Lim
+1 202 408 4121

901 New York Avenue, NW
Washington, DC 20001-4413

+1 202 408 4000
Fax +1 202 408 4400

Bar and Court Admissions

  • District of Columbia
  • Maryland
  • U.S. Court of Appeals, Federal Circuit
  • U.S. Supreme Court
  • U.S. Patent and Trademark Office


  • University of Maryland School of Law
    J.D., 1995
  • Towson University
    B.A., Computer Science and Mathematics, summa cum laude, 1992

Judicial Clerkships

    U.S. Court of Appeals, Federal Circuit


  • Korean

Esther H. Lim


Esther H. Lim has over twenty years of experience in patent law, including litigation, prosecution, licensing, and counseling. She represents international companies from Asia, Europe, and the United States in complex cases involving technologies ranging from computers to pharmaceuticals. Ms. Lim served as the founding managing partner of Finnegan's Shanghai office.

Ms. Lim frequently writes and lectures internationally on issues relating to procurement and enforcement of U.S. intellectual property rights. For ten years, she served as editor-in-chief of the firm's Last Month at the Federal Circuit newsletter. Ms. Lim served as a law clerk to the Honorable Randall R. Rader at the U.S. Court of Appeals for the Federal Circuit.

Ms. Lim is active in bar leadership, community outreach, and pro bono work. She has served in leadership positions of many associations, including the D.C. Bar, ABA, Washington Lawyers' Committee for Civil Rights and Urban Affairs, APABA-DC, and NAPABA. Teaching as an adjunct professor at Howard University School of Law since 2003, she also chairs its Annual Conference on Intellectual Property and Social Justice. She has handled a variety of pro bono cases, including landlord/tenant, veteran's appeal, and special education matters, and has volunteered at client intakes at community clinics.

Professional Recognition

  • Fellow, American Bar Foundation.
  • Capital Pro Bono High Honor Roll, 2016.
  • Recognized by Chambers Global for Intellectual Property, 2016, 2017.
  • Recognized by Managing Intellectual Property as an "IP Star," 2013-2015.
  • Recognized as a leader in the field of intellectual property law by Chambers Asia: Asia's Leading Lawyers for Business, 2013, 2015.
  • Recognized as one of the Top 250 Women in IP Law by Managing Intellectual Property, 2013.
  • Intellectual Property and Social Justice Award by Howard University School of Law, 2013.
  • Burton Award for Legal Achievement, 2007.
  • National Asian Pacific American Bar Association's "Best Lawyers Under 40" award, 2005.
  • Senior managing editor, Maryland Journal of International Law and Trade, 1994-1995.

Professional Activities

  • D.C. Bar (President-Elect, 2017-2018; Board of Governors, 2005-2008; Outbound Lawyers Subgroup Chair, Global Legal Practice Task Force, 2015-present; Nominations Committee, 2002)
  • American Bar Association (Board of Directors, FJE East Asia Limited, 2017-present; ABA Presidential Appointment to the Asia Law Initiative Council, 2012-2015; Planning Committee for National Conference for the Minority Lawyer, 2006)
  • Washington Lawyers' Committee for Civil Rights and Urban Affairs (Board of Directors, 2007-2008)
  • Historical Society of the D.C. Circuit (Board of Directors, 2016-present)
  • Asian Pacific American Bar Association of the Greater Washington, D.C. Area (President, 2001-2002; Board of Directors, 1999-2005)
  • National Asian Pacific American Bar Association (Secretary, 2007-2008; Board of Governors, 2003-2005; Co-chair, IP Committee, 2005-2013; Co-chair, Women’s Leadership Committee, 2003-2007)
  • National Asian Pacific American Bar Association Law Foundation (Board of Directors, 2005-2007)
  • D.C. Computer Law Forum (President, 2003-2005)
  • International Association of Korean Lawyers (Regional Governor, 2007-2014)
  • Federal Circuit Bar Association (Planning Committee for United States-China Intellectual Property Adjudication Conference, 2012; Planning Committee for Global Communities Conference, 2011)

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