John Demarco is a United States patent attorney. He focuses on patent and trademark counseling, licensing, litigation, and prosecution. He helps companies design around patents, defend against patent assertions, enforce/license intellectual property, resolve complex patent prosecution issues, strategize international commercial activity to minimize infringement exposure, and acquire and develop technology and intellectual property. John has litigated patent, copyright, trademark, trade secret, antitrust, false advertising and contract issues in courts in the U.S, Japan, and Germany, and the U.S. International Trade Commission.

John's technical experience is in electronics, software, optics, mechanics, and chemicals including: robotics; automotive components; medical devices and imaging (fluorescence, MRI, CT, and OCT); pharmaceuticals; petrochemicals; down-hole drilling equipment; distributed systems; semiconductor component fabrication; and digital reading, storage, display, printing and camera devices.