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Allen & Overy LLP
52 avenue Hoche

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  David Por



David is an experienced litigator specialised in all areas of intellectual property. His practice concentrates primarily on complex and cross-border intellectual property disputes, with a particular focus 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.

David has become a specialist of the interplay between intellectual property and competition law, notably in the field of standardised technologies.

His expertise extends to complex litigation, including unfair competition and private enforcement matters.

"The ‘very thoughtful’ David Por has ‘good analytical and communicative skills’." Legal 500 – EMEA 2017 – Intellectual Property: Patents - France

"The multifaceted David Por, 'a very promising practitioner who has all the keys to continue expanding his business'." IAM Patent 1000 – France 2017

"The ‘pragmatic and tenacious’ David Por is recommended." Legal 500 – EMEA 2016 – Intellectual Property: Patents - France

"David has excellent written advocacy skills, pragmatic business sense and charm." IP Stars - Managing IP – Patent contentious 2016-2017

Professional qualifications

Admitted to the Bar, Paris, 2003

Academic qualifications

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

Sciences Po Paris, 1998

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

CJEU gives green light to implementation of the Unified Patents Court, Allen & Overy publication, May 2015

Advocate General Wathelet takes the 'middle path' in Huawei v ZTE, Allen & Overy publication, November 2014

The 17th cut of the UPC Rules of Procedure: the highlights, Allen & Overy publication, November 2014

Adapter la justice à la vie des affaires, Le Nouvel Economiste, October 2014

Weighed and measured, but will it be found wanting? Where is the CJEU with Spain’s legal challenge to the unitary system?, IPPro Magazine, August 2014

Spain acts the CJEU to annul the new unitary patent system, E-Commerce Law & Policy, July 2014

La juridiction unifiée du brevet (JUB) reçoit un soutien croissant des entreprises, Options Droit et Finance, July 2014 co-authored with Laëtitia Bénard

Overview of Life Sciences Law in France, Chambers and Partners Guide of Life Sciences 2013, co-authored with Laëtitia Bénard, Olivier Fréget and Olivia Klimis

Guilty even when proved innocent, Managing Intellectual Property, December 2010- January 2012

Recent evolutions and foreseeable trends of French product liability rules: apocalypse later?, Revue internationale de droit comparé, April-June 2002, co-authored with Olivier Debouzy

Product liability: French law under scrutiny, Les Echos, May 2002

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