10.—(1) A holder may at any time apply to the Controller to surrender his grant of plant breeders' rights.
(2) Where an application under this section is received by the Controller, he shall give notice of the application to any person who appears to him to be concerned.
(3) If the Controller is satisfied, after hearing the holder concerned and any opponent, if desirous of being heard, that the relevant grant may properly be surrendered, he may accept the offer and revoke the grant.