World Intellectual Property Organization

Administrative Instructions under the Patent Cooperation Treaty

Section 409
Priority Claim Considered Not to Have Been Made

Where the International Bureau declares, under Rule 26bis.2(b), that a priority claim is considered not to have been made, that Bureau shall enclose the priority claim concerned within square brackets, draw a line between the square brackets, while still leaving legible the indications concerned, and enter, in the margin, the words "NOT TO BE CONSIDERED FOR PCT PROCEDURE (IB)" or their equivalent in the language of publication of the international application, and shall notify the applicant accordingly. The International Bureau shall also notify the receiving Office and the International Searching Authority.

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