Stephen J. Weed
Shareholder | King of Prussia, PA
P: (610) 993-4220
F: (610) 407-0701
Mr. Weed has practiced law in the intellectual property (IP) field since 1998.  During his tenure as an IP attorney, he has gained extensive experience in providing a wide range of IP related services to major corporations as well as start-up, small, and mid-sized companies.  Prior to entering the IP field, Mr. Weed was an analyst with Electronic Data Systems (EDS) for six years.  While at EDS, he supported a major automotive manufacturer and a major health care provider, providing a variety of services and interfacing with various levels of management.
Mr. Weed concentrates his practice in the procurement of IP rights, the assessment of IP rights, and the transfer of IP rights.  He has personally prepared well over 100 patent applications and has assessed and transferred the rights of hundreds of patent applications and patents.  Mr. Weed has particular expertise in securing, assessing, and transferring IP related to electrical, electromechanical, mechanical, business method, and computer developments.  His areas of expertise include: analog and digital circuits, semiconductor fabrication, data encryption, telecommunications, television, financial software, and Internet technologies.
Mr. Weed strives to provide clients with prompt service and is well prepared to counsel clients and provide the quality of service needed to maximize the value of their IP.
Mr. Weed stays abreast of the ever-changing IP field as a member of the Association of University Technology Managers (AUTM), American Intellectual Property Law Association (AIPLA), the Philadelphia Intellectual Property Law Association (PIPLA), and the Chester County Bar Association.
Mr. Weed also chairs RatnerPrestia's Strategy and Risk Management Group, and is a  member of the Firm's Computer Architecture, Software, and Business Methods and Semiconductors and Signal Processing Groups.
Practice Expertise Bio(s)

Articles & Presentations

Bar Admissions
  • Pennsylvania (1999)
  • United States Patent and Trademark Office (1999)

  • J.D., Wayne State University Law School
  • B.S., Electrical Engineering, Iowa State University

  • Association of University Technology Managers (AUTM)
  • American Intellectual Property Law Association (AIPLA)
    • Secretary of the Electronic and Computer Law Committee
  • Chester County Bar Association
  • Philadelphia Intellectual Property Law Association (PIPLA)
    • Board Member


  • Co-author of Noninfringement and Invalidity chapter of Electronic and Software Patents – Law and Practice (3rd Edition; 2011)
  • Author of Web Crawlers chapter of Intellectual Property Law in Cyberspace (2nd Edition; 2012 Supplement)


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