The systematically accessible search documentation includes the national patent documents belonging to the PCT minimum documentation as specified in Rule 34.1(b)(i) PCT and Rule 34.1(c) PCT.
Also included are published international (PCT) and regional (e.g. European) patent applications, patents, and inventors' certificates (Rule 34.1(b)(ii) PCT).
A complete list of the contents of the PCT minimum documentation is available on the WIPO website.
Source: http://www.epo.org/law-practice/legal-texts/html/guidelines/e/b_ix_2_1.htm
Date retrieved: 17 May 2021