PART III REGISTRABLE DESIGNS AND PROCEEDINGS FOR REGISTRATION 7. (1) Subject to the following provisions of this section, a design may, Designs upon application made by the person claiming to be the proprietor, his registrable assignee or legal representative, be registered under this Act in respect under Act of any article or set of articles specified in the application. (2) Subject to the provisions of this Act, a design shall not be registered thereunder unless it is new or original and in particular shall not be so registered in respect of any article if it is the same as a design which before the date of the application for registration appears on the register or has been published in the former Federation of Rhodesia and Nyasaland or, after the 1st January, 1964, the former Protectorate of Northern Rhodesia or the Republic in respect of the same or any other article or differs from such a design only in immaterial details or in features which are variants commonly used in trade. (3) Regulations made by the Minister under this Act may provide for excluding from registration thereunder designs for such articles, being articles which are primarily literary or artistic in character, as the Minister thinks fit. (As amended by G.N. No. 187 of 1964 and S.I. No. 175 of 1965) 8. (1) Subject to the provisions of this section, the author of a design shall be treated for the purposes of this Act as the proprietor of the design: Provided that where the design is executed by the author for another person for valuable consideration, that other person shall be treated for the purposes of this Act as the proprietor. (2) Where a design, or the right to apply a design to any article, becomes vested, whether by assignment, transmission or operation of law, in any person other than the original proprietor, either alone or jointly with the original proprietor, that other person, or, as the case may be, the original Proprietorship of designs