4.1 General
4.1.052The filing of the demand constitutes the election of all PCT contracting states designated in the international application and bound by PCT Chapter II for a national and where possible a regional patent at the same time (see point 4.1.021). If after filing the PCT request the applicant has validly withdrawn a designation, the filing of the demand cannot constitute the election of that state.
Art. 31(4) PCT
R. 53.7 PCT
WIPO PCT Guide
10.005, 10.029