Article L512-1 of the French Intellectual Property Code
The application for registration shall be filed, on pain of invalidity, at the Institut national de la propriété industrielle where the applicant has his domicile or registered office in Paris or outside France. Where the applicant has his domicile or registered office in France outside Paris, he may, at his option, file the application for registration at the Institut national de la propriété industrielle or at the registry of the…