Specific terms and conditions
Article 37 The period of validity of a registered trademark is ten years, counting from the date of approval of registration.
Article 38 Where it is necessary to continue to use a registered trademark after its expiration, it shall apply for renewal of registration within six months before its expiration. Failing to apply within this time limit, a grace period of 6 months may be granted. If no application is made at the expiration of the exhibition period, its registered trademark shall be cancelled.
Each renewal of registration is valid for ten years.