Sonia Murphy | White & Case LLP International Law Firm, Global Law Practice
Sonia Murphy
Sonia Murphy

Sonia Murphy

Counsel, Washington, DC

T +1 202 637 6161

E [email protected]


Sonia has a broad range of experience in global litigation, with a particular emphasis on fast-track intellectual property-based and anti-dumping and countervailing duty investigations before the United States International Trade Commission. Clients also benefit from her experience in trade secret litigation and extensive general litigation experience in federal and state courts.

Before joining White & Case, Sonia was Counsel to the Chairman at the USITC. Her experience prior to the USITC includes over a decade of experience at two international law firms, where she represented both American and foreign companies, complainants and respondents in section 337 investigations, and worked on a broad array of district court matters, including antitrust, RICO and constitutional law cases.

Sonia currently serves as President of the Women's Bar Association of the District of Columbia.

Bars and Courts

  • District of Columbia Bar
  • US Supreme Court
  • Maryland State Bar
  • US Court of Appeals for the Federal Circuit
  • US Court of Appeals for the Fourth Circuit


  • JD, Howard University School of Law
  • BA, Political Science, Spelman College, Atlanta


  • English


Certain Stainless Steel Products

Represents a leading stainless steel manufacturer in Section 337 proceeding before the US International Trade Commission involving the alleged misappropriation of trade secrets.

In the Matter of Certain Communications or Computing Devices and Components Thereof (Inv. No. 337-TA-925)

Served as counsel for Google who intervened in investigation to defend its customers (Samsung, HTC, and LG) against patent infringement claims involving smartphones, tablet computers, and other communications devices.