Michael E Coyne

Michael E. Coyne is an associate with Lee Sullivan Shea and Smith LLP. Mr. Coyne secures patent protection for clients in a wide variety of industries, including the manufacturing of process control equipment, automotive components, medical devices, and high-speed packaging equipment. Clients value his mastery of mechanical engineering technologies and their commercial applications, built from his extensive experience as a mechanical design engineer developing consumer products, testing equipment, and switch components. Clients also rely on his experience as a contract patent examiner while in law school and as a legal intern at a highly-regarded Tokyo law firm. Mr. Coyne has drafted and prosecuted both U.S. and foreign patent applications for diverse technologies, prepared non-infringement and “freedom to operate” opinions, and advised clients on optimal patent filing strategies.

Prior to studying the law, Mr. Coyne worked as a project engineer in the consumer products industry, where he gained extensive experience in all aspects of new product development, with an emphasis on the design of injection molded plastic parts and assemblies. He also worked as a design engineer developing and modifying circuit board-mounted electrical components and related testing and production equipment. He additionally has experience in the design of tooling, electro-mechanical systems, and automated packaging equipment.


    Practice Areas

    patent prosecution; counseling; trademarks; portfolio management


    process control equipment; manufacturing equipment; automotive components; consumer products; beverage production equipment; proximity switches; absorbent materials; illuminating devices; medical devices; automotive components


    J.D., Loyola University Chicago School of Law

    B.S., University of Illinois at Chicago, Mechanical Engineering

    Admissions and Memberships

    • Illinois State Bar
    • U.S. Patent & Trademark Office
    • U.S. District Court for the Northern District of Illinois