Section 157
Adaptation of entries to new classification
(2)
The amendment made under subsection (1) shall not extend the rights conferred by the registration, except where it appears to the Registrar that compliance with this requirement would involve undue complexity and that any extension would not be substantial and would not adversely affect the rights of any person.
(3)
The Registrar may—
(a)
require the registered proprietor, within such prescribed period, to file a proposal for amendment of the Register;
and
(b)
cancel any relevant goods or services as identified by the Registrar or refuse to renew the registration of trademark in the event of his failing to do so.
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(4)
Any proposal made under paragraph (3)(a) shall be published in the Intellectual Property Official Journal and may be opposed in accordance with section 35.