Finnegan, Henderson, Farabow, Garrett & Dunner LLP, commonly known as Finnegan, is an international intellectual property law firm based in Washington, DC, United States. Finnegan was founded on March 1, 1965 by Marc Finnegan and Douglas Henderson in Washington, DC with the mission, "to do high-quality legal work focused exclusively on intellectual property law." It is one of the largest law firms focusing exclusively on the practice of intellectual property (IP) law, practicing all aspects of patent, trademark, copyright, and trade secret law, including counseling, prosecution, licensing, and litigation. Finnegan (known as Finnegan Europe LLP in the United Kingdom and the Fei Han Foreign Affairs Law Firm in Taiwan ), also represents clients on IP issues related to European patents and trade marks, international trade, portfolio management, the Internet, e-commerce, government contracts, antitrust, and unfair competition. As a place to work, Finnegan has been identified by Working Mother magazine as a top 100 company for working mothers since 2011 and ranked in the top 10 in the 2016 Vault Guide to the Top 100 Law Firms in the categories Best Law Firms to Work For, Diversity, Formal Training, and Substantive Work, and ranked #2 for the firm’s Intellectual Property Practice.