http://www.legislation.gov.uk/uksi/1997/64/article/9/madeThe Patents (Supplementary Protection Certificates) Rules 1997English languageKing's Printer of Acts of Parliament2015-03-17PATENTS Council Regulation (EEC) No. 1768/92 (a copy of which is set out in Part 1 of Schedule 1 to these Rules) created, and set out the conditions relating to applications for and the grant of, a supplementary protection certificate for medicinal products. Such a certificate, when granted, extends the protection afforded by a patent (“the basic patent”) in respect of a medicinal product covered by it for a period which extends to a period not more than five years from the date when it takes effect. PART IIPROVISIONS RELATING TO ARTICLES 4 TO 18 OF THE <Acronym Expansion="European Community">EC</Acronym> REGULATIONSForms for use in connection with certificates and applications for certificates (Article 18(1)) 9 Those forms of which use is required by any provision of the 1977 Act or any rules made thereunder in relation to patents or applications for patents, except where replaced by the forms set out in Schedule 2 to these Rules, shall also be used, with the necessary changes, in the corresponding circumstances in relation to certificates or applications for certificates.