40.1

The invitation to pay additional fees provided for in Article 17(3)(a) shall:

(i)   specify the reasons for which the international application is not considered as complying with the requirement of unity of invention;

(ii)  invite the applicant to pay the additional fees within one month from the date of the invitation, and indicate the amount of those fees to be paid; and

(iii) invite the applicant to pay, where applicable, the protest fee referred to in Rule 40.2(e) within one month from the date of the invitation, and indicate the amount to be paid.