Brett J. Rosen
Associate | King of Prussia, PA
P: (610) 993-4245
F: (610) 407-0701
Brett Rosen’s practice encompasses all aspects of intellectual property (IP) protection and enforcement with an eye toward helping clients achieve their business objectives.  Since joining RatnerPrestia in 2004, his experience has spanned the various stages of the IP life-cycle, from the acquisition of IP rights to the enforcement of those rights.   
In helping clients achieve their business objectives, Brett regularly
  • prepares and prosecutes patent applications;
  • renders non-infringement, patentability and invalidity opinions;
  • prepares complex business agreements (e.g., licensing and work-for-hire agreements);
  • provides litigation support; and
  • performs IP-related due diligence.¬†
Drawing from his broad-based technical experience and interests, Brett is comfortable working in a variety of technical areas including automotive technology, optical devices, communications systems, electronics, software, fluid treatment systems and biomechanical devices.  
Always staying abreast of the latest developments in the law, Brett is a frequent speaker and author of articles on the topics of Patent Infringement, Patent Reform,  IP Litigation and Patent Procurement. 
Prior to joining RatnerPrestia, Brett gained industry experience as a Senior Design Engineer for Motorola designing broadband network transmission equipment.  As a member of several product design teams at Motorola, Brett acquired valuable experience in the Mechanical, Electrical and Optical Engineering disciplines.  Through his work at Motorola, he was awarded two U.S. Patents.
Brett received his B.S. in Mechanical Engineering from the University of Pittsburgh, an M.B.A. from the Villanova School of Business and a J.D. from Temple Law School.  
Brett is a member of Ben Franklin Technology Partners’ Physical Sciences technical committee, a not-for-profit organization established to stimulate economic growth in the state of Pennsylvania through technical innovation.  He is also a member of RatnerPrestia's Computer Architecture, Software, and Business Methods Group as well as RatnerPrestia's Mechanical and Physical Science Group.
Practice Expertise Bio(s)

Articles & Presentations

Bar Admissions
  • Pennsylvania
  • United States¬†District Court for the Eastern District of Pennsylvania¬†¬†
  • United States Patent and Trademark Office¬†

  • J.D., Temple University Beasley School of Law¬†
  • M.B.A., Finance Concentration, Villanova University¬†
  • B.S., Mechanical Engineering, University of Pittsburgh

  • American Intellectual Property Law Association
  • Benjamin Franklin Inn of Court

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