Regulations under the PCT
Rule 43
The International Search Report
The international search report shall identify the International Searching Authority which established it by indicating the name of such Authority, and the international application by indicating the international application number, the name of the applicant, and the international filing date.
The international search report shall be dated and shall indicate the date on which the international search was actually completed. It shall also indicate the filing date of any earlier application whose priority is claimed or, if the priority of more than one earlier application is claimed, the filing date of the earliest among them.
(a) The international search report shall contain the classification of the subject matter at least according to the International Patent Classification.