PART VIII—SURRENDER 60. Surrender. (1) This Regulation applies with respect to the surrender of a patent, utility model or industrial design registration certificate under section 89 of the Act. (2) Surrender shall be by way of a notice in Form 39. (3) The publication of surrender under section 89(3) of the Act shall be in the Gazette. PART IX—AGENTS 61. Representation by agent. (1) A person may be represented by an agent in respect of a matter if an appointment of the agent in respect of the matter has been filed with the registrar. (2) Unless the registrar otherwise directs, if a person is represented by an agent— (a) the agent may attend upon the registrar in place of the person; and (b) the agent may sign any document under this Act on behalf of the person. PART X—MISCELLANEOUS PROVISIONS 62. Copies of documents. A person who wishes to obtain a copy of a document kept by the registrar shall make a request in Form 27 for a certified copy or in Form 40 for an uncertified copy. 63. Copy of lost or destroyed certificate. (1) The registrar may issue a copy of one of the following certificates if the certificate is lost or destroyed— 238