If the third party requests under Art. 61(1)(c) that the earlier application be refused, the EPO must accede to this request. The decision is open to appeal (Art. 106(1)).[Art. 61(1)(c); ]
Source: http://www.epo.org/law-practice/legal-texts/html/guidelines/e/a_iv_2_6.htm
Date retrieved: 17 May 2021