Graybeal Jackson Haley is a general practice law firm that provides a range of legal services to clients. The firm represents clients in matters related to patents, trademarks, copyrights, licensing and litigation. Its attorneys have technical expertise in the areas of computers, software, electronics, medical devices, biotechnologies, applied physics and mechanics. The firm maintains relationships with associate organizations in foreign countries to assist its domestic clients in enforcing foreign patents and trademark registrations. In addition, it provides client counseling on intellectual property issues, such as patent infringement and invalidity opinions, as well as due diligence matters. Graybeal Jackson Haley has been operational for more than 40 years and is located in Bellevue, Wash.