In relation to A‑III, 7 ("Title of the invention"), the title need only meet the less demanding requirements of Rule 4.3 PCT rather than those set out in A‑III, 7.1 and A-III, 7.2.
Source: http://www.epo.org/law-practice/legal-texts/html/guidelines/e/e_ix_2_3_6.htm
Date retrieved: 17 May 2021