[ REPUBLIC OF ANGOLA CHAPTER IV Marks Article 29 (Right in a mark) Classification 1. Any person who adopts a mark to distinguish the products of his economic activity shall enjoy ownership of and the exclusive right to said mark provided it has been registered in compliance with the provisions of this law. 2. For the purposes of this legal instrument, marks may be classified as industrial, commercial and service marks. Article 30 (Rights in the use of a mark) Collective marks 1. The following shall have the right to use marks: a) manufacturers, to indicate their products; b) traders, to indicate the articles or merchandise they trade in; c) farmers and producers, to indicate agricultural or fisheries products or those products arising from any agricultural, animal husbandry, forestry or extractive enterprise; d) craftsmen, to indicate the products of their art or craft; e) entrepreneurial groups representing an economic activity; f) self-employed professionals, entities or businesses, to distinguish their services or activities. 2. For the purposes of the provision contained in sub-paragraph (e), the mark here understood as collective shall be intended for use by those on whom this right is conferred by the relevant statutes or founding documents. 3. Collective mark shall be understood to mean a mark that is used by an economic group to distinguish the products manufactured or sold or the services provided by each one of the members of the group.