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Schwegman Lundberg & Woessner

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Francois deVilliers headshot
Areas of Practice
  • Clean Technologies
  • Electrical & Computers
  • Mechanical & Electromechanical
  • Medical Devices
  • Software & E-Commerce
IP Services
  • Acquisition Due Diligence
  • Foreign Rights
  • Freedom To Operate
  • Licensing
  • Opinions
  • Patent Prosecution
  • Portfolio Management & Analysis
  • Post-Grant Proceedings
Bar Admissions
Speaking Engagements & Publications

François deVilliers is a registered patent attorney and is a Principal at Schwegman Lundberg & Woessner. He has broad intellectual property and technology experience, both in-house and at major law firms. In addition to IP portfolio development and management, he has dealt with incoming and outgoing patent assertions, negotiated complex technology and settlement agreements, written invalidity and non-infringement opinions and reviewed patent portfolios for acquisition or avoidance. His technical experience extends to wired and wireless telecommunications, RF transmission protocols, audio signal processing, computer hardware, software and networking, cloud computing, medical devices, audio and video compression, semiconductor fabrication and computational fluid dynamics (CFD). Prior to joining Schwegman, François was Chief IP Counsel at Plantronics. Before entering the patent profession, François worked as an engineer in the inertial navigation field.


University of South Africa
Pretoria, South Africa 
J.D, 1994

University of the Witwatersrand
Johannesburg, South Africa 
Bachelor of Science in Engineering, 1988

Bar Admissions
Bar Admissions


Speaking Engagements & Publications
Speaking Engagements & Publications

 “A Small Practice Note on Patent Family Licensing with a Billion Dollar Effect?”
Dennis Crouch’s Patently-O, October 18, 2015

“Curbing Trolls by Reforming the Patent Marking Statute”
Dennis Crouch’s Patently-O, April 16, 2014

 “Freedom-to-Operate and Portfolio Due Diligence” (Co-moderated)
5th Annual IP Counsel Forum, San Jose 2009

 “International Patent Protection – Issues Affecting Companies Adopting a Global Approach to Patenting” 
TechLaw Conference, Austin, Texas 2000