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Mark Wallerson

Mr. Wallerson has significant experience counseling a wide variety of domestic and international clients ranging from large multi-national corporations to individual inventors and entrepreneurs in a wide variety of intellectual property matters. He practices in all areas of patent law with an emphasis on drafting, preparing and prosecuting patents, preparing validity opinions, freedom to operate opinions, and infringement opinions in matters pertaining to the electrical and mechanical arts, and computer technologies including printers, telecommunications, consumer electronics, radiation imaging, medical devices, audio and video coding, wireless communications, Internet applications, display technologies, digital cameras and photography equipment, semiconductor devices and fabrication processes, and signal and image processing techniques. Mr. Wallerson was formerly a Primary Patent Examiner in the US Patent and Trademark Office, where he evaluated patent applications for patentability in the electrical, mechanical, and software arts.

Prior to working in the legal field, Mr. Wallerson worked as a System Integration/Test Engineer for the Hubble Space Telescope project at Goddard Space Flight Center, where he developed and executed detailed test plans and procedures to test communications between satellite ground stations and the Hubble Space Telescope.

Mr. Wallerson was a speaker on the topic of Patents, Trademarks, and Copyrights at the 2013 National Society of Black Engineers Conference. Mr. Wallerson has also work on a variety of pro bono cases, such as landlord tenant cases and other real estate matters.

Technical Expertise

  • Wired and Wireless communications
  • Printers
  • Artificial Intelligence
  • Computer Networking
  • Telecommunications
  • Mobile Communications
  • Voice Processing
  • Solar Panel Systems
  • Medical Devices
  • Computer Hardware
  • Computer Security
  • Display Systems
  • LIDAR and RADAR systems


  • Wireless communications
  • Printers
  • Artificial Intelligence
  • Computer Networking
  • Telecommunications
  • Mobile communications
  • Voice processing


  • District of Columbia
  • Maryland


  • University of Baltimore School of Law, J.D., 2005
  • Pratt Institute, Electrical Engineering, B.S., 1993