Article 18.20: Use of Identical or Similar Signs
Each Party shall provide that the owner of a registered trademark has the exclusive right to prevent third parties that do not have the owner’s consent from using in the course of trade identical or similar signs, including subsequent geographical indications,for goods or services that are related to those goods or services in respect of which the owner’s trademark is registered, where such use would result in a likelihood of confusion. In the case of the use of an identical sign for identical goods or services, a likelihood of confusion shall be presumed.