Melissa LimPatterson


Washington + 1.202.879.4271

Melissa Lim Patterson is an experienced complex commercial litigator. Melissa represents multinational companies in civil litigation, including on matters related to consumer class actions, allegations of bid-rigging, price-fixing, and market allocation, as well as clients in antitrust merger litigations and in Securities and Exchange Commission (SEC) fraud investigations. She also has experience defending allegations of antitrust violations premised on the alleged misuse of intellectual property rights or the regulatory approval processes to extend market exclusivity for brand name drugs. In her practice, Melissa has extensive experience with electronic discovery.

Melissa is active in pro bono and public service work. Melissa first chaired a jury trial in the Eastern District of Virginia and successfully secured for the client, the victim of human trafficking, a $3 million verdict under the Trafficking Victims Protection Act, against a former employee of the U.S. State Department. Melissa successfully defended the trial verdict on appeal in the Fourth Circuit. She has also provided Continuing Legal Education (CLE) programs on human trafficking issues. Her other pro bono work includes representing several clients before federal and state courts in immigration matters, particularly with respect to seeking Special Immigrant Juvenile Status (SIJS), as well as in criminal proceedings in D.C. Superior Court. Melissa is a member of the Washington Office's Recruiting Committee.


  • Sanofi defeats class certification in putative nationwide consumer class actionThe United States District Court for the District of New Jersey recently denied a motion for class certification brought by plaintiffs seeking to represent all consumers nationwide who purchased insulin products sold by Jones Day’s client Sanofi-Aventis U.S. LLC.
  • Former CEO of multinational metals and mining corporation represented in SEC investigationJones Day is representing the Former CEO of Rio Tinto, a multinational mining company, in the Southern District of New York in a 10b-5 securities fraud case brought by the SEC.
  • Petitioner in ineffective assistance case obtains unanimous Seventh Circuit panel decision to remand case to Board of Immigration AppealsJones Day successfully represented client R—a 44 year old native and citizen of Mexico who has lived in the United States for more than 25 years—in his petition to the Seventh Circuit Court of Appeals to review the Board of Immigration Appeals' denial of his motion to reopen his appeal asserting ineffective assistance of counsel.
  • Human trafficking victim prevails on claims under TVPAOn July 31, 2017, a jury in the Eastern District of Virginia found in favor of Jones Day pro bono client Sarah Roe (a pseudonym) and awarded her $3 million dollars in compensatory and punitive damages on her claims under the Trafficking Victims Protection Act ("TVPA").
  • Special Immigrant Juvenile Status granted to El Salvadoran childJones Day successfully represented a juvenile client in his petition for Special Immigrant Juvenile Status, which is available for children who have been abused, abandoned or neglected in their home country and it is not in their best interest to be returned there.
  • Yazaki defends against automotive wire harness antitrust class actionsJones Day represents Yazaki North America and Yazaki Corporation in connection with numerous antitrust class action complaints alleging that Yazaki and other auto parts manufacturers violated the Sherman Act by engaging in bid-rigging and price-fixing in sales of automotive wire harnesses and related products.