(3) (g) (g) the effective date of the grant of the patent; (h) (h) the title of invention; (i) (i) the abstract; (j) the most illustrative of the drawings, if any; and (k) the symbol of the International Patent Classification. The certificate granting the patent shall be issued in the form specified in the Seventh Schedule. (4) (5) A certificate granted under paragraph (3) shall contain - (a) the number of the patent; (b) the name and address of the owner of the patent; (c) the filing date and, where applicable, the priority date of the application; (d) the effective date of the grant of the patent; and (e) the title of invention. Any person may obtain a copy of the patent on payment of the appropriate fee specified in the First Schedule. 28. (1) Any request for a change in the texts or drawings of a patent shall be made in the form specified in the Eighth Schedule. (2) The Controller shall effect the changes in the text or drawings of the patent, on receipt of a request under paragraph (1).