The notice of opposition must be filed in writing and must be typewritten or printed, with a margin of about 2.5 cm on the left hand side of each page. It would be appropriate if the notice of opposition also satisfied the requirements laid down in Rule 49(3).[Rule 86; Rule 50(2); Rule 49(3); Rule 76(1); ]
Source: http://www.epo.org/law-practice/legal-texts/html/guidelines/e/d_iii_3_1.htm
Date retrieved: 17 May 2021