Section 10

Whenever the specification or drawings of a United Kingdom patent registered in Singapore has or have been amended by way of disclaimer, correction or explanation, according to the law of the United Kingdom, a request, accompanied by a copy of the specification and drawings (if any) as amended, duly certified by the Comptroller-General of Patents, Designs and Trade Marks, may be made to the Registrar of Patents to substitute a copy of the specification and drawings as amended, for the specification and drawings originally filed:Provided that, in any case in which the requirements of section 4 have been waived under the proviso to that section, any such substitution lawfully effected in Malaysia by the Registrar of Patents, Malaysia, shall have effect in Singapore as if it had been effected by the Registrar of Patents under this Act.