IP/N/lIKENffll Page 53 [Subsidiary] (3) A document purporting to be signed for or on behalf of an association of persons may be signed by any person who appears to the Registar to be duly qualified. 11. (l) All applications, notices, statements, papers having repre­ sentations affixed or other documents authorized or required by the Act or these Rules to be made, left or sent, at or to rhe office, or with or to the Registrar or the court or any other person, may be sent through the post by a prepaid or official paid letter. Service of documents. (2) Any application or any document so sent shall be deemed to have been made. left or sent at the time when the letter containing the same would be delivered in the ordinary course of post; and in proving the sending it shall be sufficient to prove that the letter was properly addressed and put into the post. Address , 12. (1) \Vhere any person is by the Act or these Rules bound to furnish the Registrar with an address, the adress given shall in all cases be as full as possible, for the purpose of enabling any person easily to find the place of trade or business of the person whose address is given. Address. (2) The Registrar may require the address to include the name of the street and the plot number in the s~reet of the premises. 13. (1) The Registrar may require an applicant, opponent or agent, or a registered proprietor or registered user of a trade mark, who does not reside· or ca rry on business within Kenya to give an address for service within. Kenya, and that address may be treated as the actual address of that person for all purposes connected with the matter in question. Address for service. (2) Any registered proprietor or registered user of a trade mark, or any person about to be registered as such, may give in form TM 32 an address for service for entry in the register, and such address may be entered by the Registrar. (3) All applications in form 'TM 32 under this rule shall be signed by the applicant for registration or the registered proprietor or regis­ tered user, as the case may be, or by an agent expressly authorized by, him for the purpose of such an application, unless in exceptional circumstances the Registrar otherwise allows. (4) In any case in which no address lor service is entered in the register, the Registrar may treat the trade or business address of the registered proprietor or registered user as therein entered as his address for service for all purposes connected with the registration. (5) Any written communication addressed to a party or person as aforesaid at an address given by him, or treated by the Registrar, as his address for service shall be deemed to be properly addressed. (6) The Registrar, at any time that a doubt arises as to the con­ tinued availability of an address for service entered in the register, may request the person for whom it is entered, by letter addressed to- his trade or business address in the register. to confirm the address for service. and if within three months of making such a request the Registrar receives no confirmation of that address he may strike it off the register. 7 of 86