4.1 General principles 4.2 In examination proceedings 4.3 In opposition proceedings 4.4 In limitation proceedings Source: http://www.epo.org/law-practice/legal-texts/html/guidelines/e/h_iv_4.htmDate retrieved: 17 May 20216 references found. Click X to load a reference inside the current page, click on the title to open in a new page.EPO Guidelines - H Amendments and CorrectionsXGL H Loading...XGL H IV – Allowability of amendments – Art. 123(2) and (3) Loading...XGL H IV 4.1 General principles Loading...XGL H IV 4.2 In examination proceedings Loading...XGL H IV 4.3 In opposition proceedings Loading...XGL H IV 4.4 In limitation proceedings Loading...