Regulation 41:(1) A registered proprietor or registered user of a trade mark whose trade or business address is changed so that the entry in the register is rendered incorrect shall forthwith request the Registrar in writing to make the appropriate alteration of the address in the register, and the Registrar shall alter the register accordingly if he is satisfied in the matter.(2) A registered proprietor or registered user of a trade mark whose address for service in Ghana entered in the register is changed, whether by discontinuance of the entered address or otherwise, so that the entry in the register is rendered incorrect, shall forthwith request the Registrar in writing to make the appropriate alteration of the address in the register, and the Registrar shall alter the register accordingly if he is satisfied in the matter.(3) All applications under this regulation shall be signed by the registered proprietor or the registered user, as the case may be, or by an agent expressly authorised by him for the purpose of such an application, unless in exceptional circumstances the Registrar otherwise allows.