Desmarais LLP

Desmarais LLP is a nationally recognized intellectual property litigation firm with offices in New York, San Francisco, and Washington, D.C. The firm focuses on complex, technology-driven disputes and represents both plaintiffs and defendants, including Fortune 100 companies, smaller businesses, and individuals seeking to protect or enforce valuable intellectual property rights. Its practice includes intellectual property, patent infringement, business disputes, contracts, litigation, appellate advocacy, and matters before the U.S. International Trade Commission and Patent Trial and Appeal Board.

Desmarais LLP has developed a strong trial practice, with attorneys who have extensive experience before juries, judges, administrative bodies, and arbitration panels across the country. The firm handles disputes involving technologies such as semiconductors, telecommunications, software, pharmaceuticals, medical devices, biotechnology, and consumer electronics. Its appellate attorneys have also argued cases that influenced the development of intellectual property law.

John M. Desmarais, the firm’s founding partner, is an experienced intellectual property litigator and a fellow of both the American College of Trial Lawyers and the International Academy of Trial Lawyers. His recognition includes Best Lawyers and Managing IP/IPSTARS honors. The firm also offers flexible fee arrangements tailored to client needs, including flat, contingent, and hybrid structures.