4.18

Where the international application, on the date on which one or more elements referred to in Article 11(1)(iii) were first received by the receiving Office, claims the priority of an earlier application, the request may contain a statement that, where an element of the international application referred to in Article 11(1)(iii)d) or e) or a part of the description, claims or drawings referred to in Rule 20.5a) is not otherwise contained in the international application but is completely contained in the earlier application, that element or part is, subject to confirmation under Rule 20.6, incorporated by reference in the international application for the purposes of Rule 20.6. Such a statement, if not contained in the request on that date, may be added to the request if, and only if, it was otherwise contained in, or submitted with, the international application on that date.