07.10.19 | John Whelan

John Whelan


John’s practice includes the preparation and procurement of patents in matters primarily in the electronics and computer fields. He has a broad technological background including signal processing, internet of things, wireless networking, computer vision, embedded digital systems, and cyber security.

John graduated from the University of Iowa with a degree in Chemical Engineering, specializing in business and physical chemistry. He earned his law degree from the University of Iowa College of law, where he was a writer and contributing editor for the Iowa Law Review. John graduated from Illinois Institute of Technology with a Masters of Electrical and Computer Engineering, where he developed and taught a course on Cybersecurity Law.

Prior to joining Banner Witcoff, John worked for a large general practice law firm, focusing on patent preparation and procurement. He is admitted to practice in the state of Illinois and the U.S. patent and Trademark Office.


71 South Wacker Drive,
Suite 3600
Chicago, IL 60606

T (312) 463-5000
F (312) 463-5001
E Emailjwhelan@bannerwitcoff.com


B.S., Chemical Engineering, 2012, University of Iowa

J.D., 2016, University of Iowa

M.E.C.E, 2019, Illinois Institute of Technology

Court Admissions

Supreme Court of Illinois

U.S. Patent and Trademark Office