Contents of notice
42.—(1)  The notice shall contain a statement of the grounds upon which the opponent objects to the registration.
(2)  If registration is opposed on the ground that the mark resembles another mark already on the register or the registration of which is the subject of a current application, the number and class of that other mark and (except in the case of a mark the subject of an application not yet advertised) the number of the Gazette in which it has been advertised shall be set out in the notice.