Adduci, Mastriani & Schaumberg, L.L.P. is a Washington D.C. law firm and internationally recognized leader in the field of international trade law with an emphasis on Section 337 intellectual property litigation before the United States International Trade Commission (ITC). The attorneys at the firm have received recognition from publications such as Chambers USA: America's Leading Lawyers for Business, The National Law Journal, The Legal 500, Corporate Counsel, IP Law & Business, Managing Intellectual Property, SuperLawyers, Law 360, and the WashingtonianThe firm offers the largest group of international trade attorneys under one roof that specialize in Section 337 litigation. Section 337 of the Tariff Act of 1930 authorizes the ITC to exclude from the United States imported products that violate U.S. intellectual property rights or otherwise unfairly compete in the U.S. market. Founded in 1981, the firm has over 30 years of experience practicing before the ITC, all other federal agencies involved in international trade, the United States Court of International Trade, and federal district and appellate courts. As part of its Section 337 practice, the firm has participated in approximately one-third of all investigations instituted. A second edition of the firm’s American Bar Association (ABA) top-selling book entitled, A Lawyer’s Guide to Section 337 Investigations Before the U.S. International Trade Commission is also available in Chinese. In other areas of international trade law, the firm represents clients in antidumping and countervailing duty proceedings, as well as advises clients on Customs valuation and classification, and on country of origin, duty preference programs, sanctions, and export control issues. The firm also advises clients on trade policy issues, including import and export opportunities and barriers, enforcement, and regulatory hurdles. In addition to its international trade practice, the firm represents clients in a broad range of intellectual property disputes and counsels them on licensing and enforcement. For more information about the firm, please visit www.adduci.com..