27.—(1) Upon receipt of an application for the registration of a trade mark, the Registrar shall, for the appropriate purpose specified in paragraph (2) or (3), cause a search to be made amongst registered marks and pending applications; and the Registrar may cause the search to be renewed at any time before the acceptance of the application, but shall not be bound to do so.
(2) In the case of an application for the registration of a trade mark in respect of any goods, the appropriate purpose mentioned in paragraph (1) is that of ascertaining whether, for the same goods, for the same description of goods or for services or a description of services associated with the goods or goods of that description, there are on record any marks identical with the mark applied for or so nearly resembling it as to render the mark applied for likely to deceive or cause confusion.
(3) In the case of an application for the registration of a trade mark in respect of any services, the appropriate purpose mentioned in paragraph (1) is that of ascertaining whether, for the same services, for the same description of services or for goods or a description of goods associated with the services or services of that description, there are on record any marks identical with the mark applied for or so nearly resembling it as to render the mark applied for likely to deceive or cause confusion.