PCT International Search and Preliminary Examination Guidelines
PART III EXAMINER CONSIDERATIONS COMMON TO BOTH THE INTERNATIONAL SEARCHING AUTHORITY AND THE INTERNATIONAL PRELIMINARY EXAMINING AUTHORITY
Chapter 9 Exclusions from, and Limitations of, International Search and International Preliminary Examination
Supplementary International Search
9.42 The considerations in this chapter apply in general to supplementary international searches carried out under Rule 45bis in accordance with paragraphs 15.76 to 15.97. Additional limitations which can be applied by authorities are explained in paragraphs 15.87 and 15.88.