Attorneys & Professionals

John O'Rourke is a registered patent attorney with over 35 years of experience in the applied sciences, including nearly 25 years as an electrical/computer engineer.  He also is a Registered Nurse.  He counsels and represents clients in matters concerning technology and intellectual property law, particularly in the areas of patent assertion, validity, right-to-use, claim coverage, infringement, and enforcement; strategic foreign patent filing; design patents and trademark selection; and the identification and preservation of trade secrets.

Mr. O'Rourke is registered to practice before the United States Patent and Trademark Office, and is a member of the Bar in Pennsylvania and the District of Columbia .  He also is admitted to the United States Courts of Appeal in the Third, the Ninth, and the Federal Districts.

Mr. O'Rourke has prepared several hundred original U.S. patent applications across a spectrum of technical disciplines, including semiconductor and optical devices, materials, and fabrication; computer, communication, and network components, interfaces, systems, and protocols; multidimensional and adaptive signal processing architectures and techniques; embedded systems and multimode human-computer interfaces; operating systems, compilers, and applications programs; biometric, secure communication, and cryptographic systems; biomedical and radiological devices; biological and molecular computing; and simple mechanical devices.