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French patents

Cabinet Chaillot represents applicants before the French Patent Office (INPI) for filing French patents and following their prosecution. We give you here the main steps of the prosecution, the elements required for filing a French patent, the difference between a French patent and a certificate of utility (or utility model), the validation requirements of a EP patent since the London Agreement, the specific French seizure (inspection of property) as an element of proof in case of infringement action...

Latest news

02-2020 New opposition proceedings for patents in France

Order 2020-116 published on February 13, 2020 introduces new opposition proceedings for patents in France

01-2020 Updates to French patent law following PACTE Law

Law n°2019-486 dated 22/05/2019 relating to growth and transformation of businesses, referred to as PACTE Law, brings numerous changes to French...

03-2019 Doctrine of equivalents

In a recent decision dated February 6, 2019, concerning the French part of European patent EP1180186, the French Supreme Court reaffirmed that in...

04-2012 Patentability of laws of nature in the United States: the Mayo case

On March 20th, 2012, the Supreme Court of the United States issued a landmark decision regarding patentability of laws of nature.

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