Michael E. 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 is a former elected member of the Firm’s Associates Committee.

Representative Experience

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. He has experience drafting and prosecuting applications directed to:

  • Process control equipment
  • Manufacturing equipment
  • Automotive components
  • Consumer products
  • Beverage production equipment
  • Proximity switches
  • Absorbent materials
  • Illuminating devices
  • Medical devices
  • Automotive components

Background and Credentials

With the benefit of his engineering background and legal training, Mr. Coyne has focused on patent work for clients in various mechanical and electro-mechanical technologies.

While in law school, Mr. Coyne participated in the Santa Clara University School of Law’s Japanese Intellectual Property Law summer program in Tokyo, Japan. Additionally, Mr. Coyne served as an intern at a Tokyo law firm assisting with the prosecution of U.S. and PCT patent applications. He also worked as a contract patent examiner responsible for preparing International Search Reports and Written Opinions for the U.S. Patent and Trademark Office’s use in response to PCT applications. In addition, he worked as a summer associate at a Chicago general practice firm, where he prepared patent applications and supported the litigation practice.

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.

Mr. Coyne earned his J.D. from the Loyola University Chicago School of Law in 2008, where he was named to the Dean’s List, was awarded an “Honors-at-Entrance” Scholarship, and was an Associate Editor of the Loyola University Chicago International Law Review. He also served as a judicial extern to the Honorable Michael T. Mason, U.S. Magistrate Judge for the Northern District of Illinois.

Mr. Coyne received his B.S. in mechanical engineering from the University of Illinois at Chicago in 1998.


  • Loyola University Chicago School of Law (J.D.)
  • University of Illinois at Chicago (B.S.)
    • Mechanical Engineering

Bar Admissions

  • Illinois
  • U.S. District Court, Northern District of Illinois
  • U.S. Patent and Trademark Office

Community and Professional Involvement

  • Mentor, Chicago Intellectual Property Alliance (CIPA) Mentorship Program, 2014