David Por, who recently led the Association des Praticiens Européens des Brevets, has over 20 years of experience in intellectual property law. He specialises in complex and cross-border patent disputes, including proceedings before French domestic courts and the Unified Patent Court (UPC). David has extensive experience with clients in the Technology, Media, and Telecommunications sectors, as well as Healthcare & Life Sciences.
Intellectual Property Group
Our IP lawyers and specialists provide a flexible, one-stop service to
develop, manage, exploit and protect your IP assets globally.
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Contact details
- Clifford Chance, Paris
- +33144055919
- Email me
- Practice area Intellectual property, Litigation, dispute resolution & risk management
- Sector Healthcare, life sciences & chemicals
Awards and citations
- David Por (Band 2) acts regularly on behalf of technology, telecoms and pharmaceutical clients in patent infringement and FRAND disputes. He joined Clifford Chance in March 2025.
'He is an excellent patent litigator and is definitely one of my go-to people.'
'David Por is an excellent lawyer with a very technical and strong team behind him. He has a multinational background which is great and very useful for international contexts.'
Chambers France 2026, Intellectual Property: Patents
Chambers Global 2026, Intellectual Property: Patents (France)