World Intellectual Property Organization

Administrative Instructions under the Patent Cooperation Treaty

Section 308bis
Marking of Later Submitted Sheets

The receiving Office shall indelibly mark any sheet containing an element referred to in Article 11(1)(iii)(d) or (e), or a part referred to in Rule 20.5(a), received on a date later than the date on which sheets were first received (“later submitted sheet”), in the upper right-hand corner of each sheet, with the international application number referred to in Section 307 and the date of actual receipt of that sheet.

Explore WIPO