20.—(1) This article applies to an application for a patent where—
(a)it was initiated by documents containing the information mentioned in any of paragraphs (a) to (c) of section 15(1) of the Patents Act 1977 (as that section had effect immediately before the coming into force of this Order) being filed at the Patent Office;
(b)those documents were filed before the coming into force of this Order.
(2) Where this article applies to an application—
(a)the following provisions have effect in relation to it in the form they had immediately before the coming into force of this Order— sections 5, 14(1)(b), 15, 17, 18, 72, 76, 78 and 130(1) of the Patents Act 1977; and
(b)the following provisions, which are inserted by this Order, have no effect— sections 14(1A) and 15A of that Act.