Regulation 37—Request for Corrections of Errors.(1) A request for correction of an error in the register or in any document filed with the Registrar in connection with registration shall be made on Form No. 23 in the Second Schedule.(2)  A request for the correction of an error of translation or transcription, a clerical error or mistake in the claims, description or drawings of a patent or the application for a patent or any document filed in connection with a patent or such an application shall be made on Form No. 24 in the Second Schedule.(3)  Where the request relates to the claims, description or drawings no correction shall be made on them unless the correction is obvious in the sense that it is immediately evident that nothing else would have been intended than what is offered as the correction.(4)  Where the correction of a patent is requested, the Registrar may require notice of the proposed correction to be advertised by publication of the request and the nature of the proposed correction.(5)  Any person may, at any time within three months after the date of the publication, give notice of opposition to the Registrar on Form No. 25 in the Second Schedule in duplicate.  The notice of opposition shall be supported by a statement in duplicate setting out fully the facts on which the opponent relies and the relief which he seeks.(6)  The Registrar shall send a copy of the notice and the statement to the person making the request who, if he desires to proceed with his request, shall within three months of the receipt of the copies file a counter-statement in duplicate setting out fully the grounds on which he contests the opposition and the Registrar shall send a copy of the counter-statement to the opponent.(7)  The Registrar may give such directions as he may think fit with regard to the subsequent proceedings.