Language of further correspondence
In any further correspondence with the EPO as ISA, the applicant may use any of the three official languages of the EPO (see point 2.23.002).
OJ 1993, 540
Source: http://www.epo.org/applying/international/guide-for-applicants/html/e/ga_c3_1_4_2.html
Date retrieved: 17 May 2021