11. (3) The registrar shall maintain at the patent office such indices in relation to particulars entered in the register in terms of subsection (1) as may be prescribed. (4) The register kept in terms of section 6 (1) of the repealed law shall be incorporated with and form part of the register to be kept under this section, and all copies of deeds, agreements, licences and other documents supplied to the registrar of patents in terms of section 6 (2) of the repealed law shall be deemed to have been supplied to the registrar in terms of subsection (2) of this section. ...... [S. 11 repealed by s. 29 of Act No. 38 of 1997.] 12. 13. Inspection of register. (1) Subject to the provisions of this Act, the register or any document lodged at the patent office shall, on payment of the prescribed fees, be open to inspection by the public during the prescribed hours. (2) The right of inspection conferred by subsection (1) shall not include the right to make copies of or take extracts from the register or any document referred to in that subsection by mechanical means: Provided that the registrar may, where owing to circumstances beyond his control copies of any document required in terms of section 13 cannot be furnished without undue delay, permit any person to make such copies by mechanical means. Registrar to furnish information from register on request. The registrar shall, on the request of any person and on payment of the prescribed fee, furnish copies of any documents lodged at the patent office and open to public inspection, or particulars from the register, or furnish a certificate in respect thereof. 14. Patent Journal. The registrar shall arrange for the periodical publication of a patent journal which shall contain such details of the contents of all complete specifications accepted as may be required to indicate the nature and purpose of the relevant inventions, and any other matter which the registrar may consider desirable, or which shall be published therein in terms of this Act. CHAPTER III POWERS AND DUTIES OF REGISTRAR AND COMMISSIONER 15. Powers of registrar. (1) The registrar may, for the purposes of this Act— (a) receive evidence and determine whether and to what extent it shall be given by affidavit or viva voce upon oath; (b) award costs against any part in any proceedings before him; and (c) tax costs so awarded according to the prescribed tariff: