64.—(1) An application for restoration of a trade mark which has been removed from the register under rule 63 shall be made on Form T.M. 21 accompanied by the appropriate fee and statutory declaration stating the grounds for the application.
(2) Where Form T.M. 19, accompanied by the renewal fees, has not been filed previously, it shall be filed together with Form T.M. 21.
(3) The Registrar may in any case require the applicant to furnish such additional evidence or information, by statutory declaration or otherwise, as he thinks fit.
(4) The Registrar may restore the mark to the register and renew its registration if he is satisfied that it is just to do so, and upon such conditions as he may think fit to impose.