Regulation 28—Annual Fees.(1) If it is desired to keep an application or a patent in force for a further year after the expiration of the first or any succeeding year from the filing date of the application, Form No. 13 in the Second Schedule in respect of the next succeeding year, accompanied by the prescribed annual fee for that year, shall lie filed within three months before the expiration of the first or succeeding year, as the case may be.(2)  On receipt of the prescribed fee, the Registrar shall issue a certificate of payment on the appropriate portion of that Form.(3)  A request for the grant of a grace period under section 32 (4) of the Law shall be made on Form No. 14, in the Second Schedule accompanied by the appropriate fee and surcharge.