As to the issue of interpreting costs during oral proceedings, see in this chapter III.C.8.2.; for the application of R. 4 EPC see chapter III.F.3. "Derogations from the language of the proceedings in written proceedings and in oral proceedings". Source: http://www.epo.org/law-practice/legal-texts/html/caselaw/2019/e/clr_iii_c_7_7.htmDate retrieved: 17 May 20215 references found. Click X to load a reference inside the current page, click on the title to open in a new page.EPC Implementing RulesXR.4 EPC Language in oral proceedingsLoading...Case Law Book: III AmendmentsXCLR III C Oral proceedingsLoading...XCLR III C 7 Conduct of oral proceedingsLoading...XCLR III C 8.2 Interpreting costs during oral proceedingsLoading...XCLR III F 3 Derogations from the language of the proceedings in written proceedings and in oral proceedingsLoading...