[ REPUBLIC OF ANGOLA CHAPTER VII Indications of source Article 61 (Concept of indication of source) 1. Indication of source shall mean the expression or sign used to indicate that a product comes from a given country, region or geographical place commonly known as a center for the extraction, production or manufacture of the goods or products in question. 2. For the purposes of this law, the use of a geographical name that has become commonplace for designating the nature, kind or type of a good or product shall not be deemed to be an indication of source. Article 62 (Right to use) The right to use an indication of source shall belong not only to the manufacturers and producers but also to the purchasers of products. CHAPTER VIII Common provisions Article 63 (Fees) The acts provided for in this legal document, such as the granting of patents, the deposit of industrial designs, registrations, registrations of marks, awards, and the names and emblems of establishments, together with their renewal or revalidation, shall be subject to the payment of fees. Article 64 (Priority right) Any application for the grant of a patent, the deposit of an industrial design or the registration of a mark may contain a statement claiming priority over a previous application.