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Where the International Preliminary Examining Authority finds that the requirement of unity of invention is not complied with and chooses not to invite the applicant to restrict the claims or to pay additional fees, it shall proceed with the international preliminary examination, subject to Article 34(4)(b) and Rule 66.1(e), in respect of the entire international application, but shall indicate, in any written opinion and in the international preliminary examination report, that it considers that the requirement of unity of invention is not fulfilled and it shall specify the reasons therefor.
Where the International Preliminary Examining Authority finds that the requirement of unity of invention is not complied with and chooses to invite the applicant, at his option, to restrict the claims or to pay additional fees, it shall specify at least one possibility of restriction which, in the opinion of the International Preliminary Examining Authority, would be in compliance with the applicable requirement, and shall specify the amount of the additional fees and the reasons for which the international application is not considered as complying with the requirement of unity of invention. It shall, at the same time, fix a time limit, with regard to the circumstances of the case, for complying with the invitation; such time limit shall not be shorter than one month, and it shall not be longer than two months, from the date of the invitation.
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