The applicant must, on entry into the European phase, file the results of any search carried out by or on behalf of the office of first filing for each application whose priority is claimed (see A‑III, 6.12).
Source: http://www.epo.org/law-practice/legal-texts/html/guidelines/e/e_ix_2_3_5_2.htm
Date retrieved: 17 May 2021