Section 21: Renunciation of registration.

(1) Subject to subsection (2) of this section, the registered owner of an industrial design may renounce the registration by a written declaration to the Registrar.
(2) A renunciation under subsection (1) of this section-
(a) may be limited-
(i) to any particular kind or kinds of product, or
(ii) if a classification of products has been prescribed, to any particular class or classes of product, or
(iii) if the application for registration comprised several designs, to any one or more of those designs;
(b) subject to paragraph (d) of this subsection, shall be registered and notified;
(c) shall not be effective until it has been registered; and
(d) if it relates to a design as to which a contractual licence is registered, shall be registered only if-
(i) it is accompanied by the licensee's written consent to registration, or
(ii) the licensee has in the licence contract agreed that this paragraph shall not apply.