Sheldon is a patent law attorney with over 20 years of experience. Sheldon’s technical background and business-oriented approach help him protect his clients’ intellectual property assets while maximizing their foothold in the market. His patent services include patentability searching and analysis as well as application preparation and prosecution before the U.S. Patent Office. Additionally, he works with clients to defend their established intellectual property by identifying and resolving potential threats from competitors. Sheldon is also experienced in assisting clients with intellectual property issues associated with all phases of mergers and acquisitions.

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Representative Work

Sheldon has assisted clients in patent matters related to numerous technical areas, including:

  • Motors and electrical machines
  • Electromagnetic devices and systems incorporating electromagnetic devices
  • Embedded control systems and software
  • Track-based industrial motion controllers and systems
  • Electrical, mechanical, and electromechanical technologies, such as power tools, outdoor power equipment, vacuums, garage door openers, and similar consumer devices
  • HVAC and similar air-movement systems
  • Refrigeration systems, particularly advance commercial refrigeration systems
  • Water heaters and water heating technologies
  • Electric power technologies, including generators and switchgear
  • Theater lighting and control systems
  • Lighting fixtures and control circuitry, particularly with LED lights
  • Building security, monitoring, and automation systems
  • Medical devices and systems, including monitoring and electrical stimulation systems
  • Medical imaging systems and software, including tomography and radiographic image creation, analysis,and management
  • Advanced vehicle electronics and control systems
  • Excavation, forestry, and construction equipment
  • Agricultural equipment
  • Telecommunication devices including wireless communication hardware, software, and networking techniques.
  • Printers, including 3D printers
  • Business methods, point-of-sale systems, web-based services, funds transfer systems, and financial instruments


  • J.D., cum laude, University of Wisconsin Law School, 1999
  • B.S., with honors, in Electrical Engineering, University of Wisconsin-Madison, 1996

Admitted to Practice

  • Wisconsin State Courts
  • United States Patent and Trademark Office

Sheldon’s Select Writing & Presentations