Hedman & Costigan is a full-service law firm that specializes in the practice of intellectual property law. It assists clients with the preparation, filing and prosecution of patent applications, as well as patent enforcement and infringement defense. The firm also handles trademark cases and offers services for the protection of trademarks and trade names. In addition, Hedman & Costigan represents clients in various aspects of unfair competition cases, including the false designation of origin, misleading advertisements, trade secret misappropriation and antitrust issues. Located in New York City, the firm s attorneys are members of the New York State Bar Association, American Intellectual Property Law Association and International Trademark Association.