681. Rights of third persons.

Where any use of a registered design, or a design in respect of which an application for registration is pending, is made for the services of the Crown1 either by a government department or a person authorised by a government department, or by the registered proprietor2 or applicant for registration to the order of a government department, then the provisions of any licence, assignment or agreement made between the registered proprietor or applicant for registration or any person who derives title from him or from whom he derives title and any person other than a government department are of