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David Por

Partner

David is an experienced patent litigator, who concentrates primarily on complex and cross-border patent disputes, in particular in the technology sector.

David focuses primarily on patent cases, in which he also advises on validity and freedom to operate issues. David has notably represented leading actors in the patent wars of the telecommunications sector, as well as numerous pharmaceutical companies in proceedings against generics.

In addition, David has also a strong experience advising clients on trade secrets matters, defamation disputes and media litigation.

David has also become a specialist of the interplay between intellectual property and competition law, and is regularly invited to speak at industry conferences on this topic. As such, he recently drafted the French Chapter of The second edition of the Intellectual and Antitrust Review.

David publishes regularly in the field of patent law. He notably co-authored the training manual for future UPC judges.

David is a member of the directing committee of the Intellectual Property Lawyers Association and on the board of directors of the European Patent Practitioners’ Association. 

Published Work

  • Co-author of the sections of the training manual for UPC judges on the patentability of pharmaceutical and biotechnological inventions and on Articles 123(2) and 123(3) EPC
  • SEP owners and their FRANC obligations, Intellectual Property Magazine, November 2015
  • CJEU ruling in Huawei/ZTE leaves the door open to injunctive relief in SEP litigation, Allen & Overy publication, July 2015
  • Spain v UPC: pragmatic ruling sees CJEU step away from patents, IP Magazine, May 2015

Leadership Positions And Professional Affiliations

  • Member of the Association des Juristes de Sciences Po.
  • Member of the Association des Praticiens Européens des Brevets (APEB)
  • Member of the International Association for the Protection of Intellectual Property (AIPPI) – French group
Recognition
Highly dedicated, multilingual, top for UPC cases
Juve Patent, France, 2024
David Por's advocacy stands out. He is able to communicate the facts, legal positions, and technical aspects we need to know. He is also very open, realistic, and doesn't gloss over the challenges
Chambers Global, Intellectual Property: Patents, 2024

Awards

  • Band 2, Intellectual Property: Patents, Chambers Global, 2024
  • Gold, IP/Patent, IAM Patent 1000, France, 2023
  • Global Leader, National Leader, Who's Who Legal, Patents and Life Sciences, France, 2023
  • Band 3, Intellectual Property: Patents, Chambers Global/Europe, France, 2023
  • Leading Individual, Intellectual Property: Patents, Legal 500 EMEA, France, 2023
  • Band 3, Intellectual Property: Patents, Chambers Global/Europe, France, 2022

Qualifications

Admissions

Admitted to the Bar, Paris, 2003

Academic

Graduate Degree, International and European Law, University of Paris X (Nanterre), 2000

Sciences Po Paris, 1998

Languages

English, French
Disclaimer
A&O Shearman was formed on May 1, 2024 by the combination of Shearman & Sterling LLP and Allen & Overy LLP and their respective affiliates (the legacy firms). Any matters referred to above may include matters undertaken by one or more of the legacy firms rather than A&O Shearman.