On receipt of a request for revocation or limitation of a patent, the formalities examiner will examine whether:[Art. 105a; ]
If any of these requirements are not met, the request is deemed not to have been filed. This finding is notified to the requester (Art. 119), and the fee is refunded.
Otherwise, the request is considered to have been filed, and the limitation/revocation procedure commences.
Source: http://www.epo.org/law-practice/legal-texts/html/guidelines/e/d_x_2_1.htm
Date retrieved: 17 May 2021