5. Subject to any rules made by the Secretary of State under section 123 of the 1977 Act relating to certificates, applications for certificates or matters relating to the same, the provisions of that Act and, where they continue to apply, the provisions of the Patents Act 1949(1), and any rules made thereunder in respect of patents, applications for patents, existing patents or existing applications(2) shall, in accordance with the provisions of Articles 5, 17 and 18 of the EC Regulation, extend and apply to, and be taken to make, as appropriate and with the necessary changes, corresponding provision, including corresponding provision relating to fees, forms and to the jurisdiction of and proceedings before the comptroller and the court, for certificates, applications for certificates and matters relating thereto, as they apply to, and make provision for, patents and applications for patents and matters relating thereto.