Paul & Paul is one of the leading Patent Law firms in the greater Philadelphia metropolitan area. Our intellectual property attorneys have the experience before state and federal courts throughout the United States, including the U.S. Patent and Trademark Office, the U.S. Copyright Office, the U.S. International Trade Commission, and the U.S. Federal Trade Commission. Through Paul & Paul's global network of foreign associates, our firm litigates and prosecutes intellectual property in nearly 40 countries, providing expert legal advice, incisive document preparation, and legal services worldwide.