| Supplement No. 1 to OJ 1/2005 Presidium and Business distribution 2005 | |
| Supplement No. 2 to OJ 1/2005 Arrangements for deposit accounts (ADA) and their annexes | |
| Supplement to OJ 2/2005 Schedule of fees and costs of the EPO (effective as from 1 April 2005) | |
| Special Edition to OJ EPO 2005: 12th European Patent Judges' Symposium Brussels | |
| Supplement to OJ 8-9/2005 Schedule of fees and costs of the EPO (effective as from 1 July 2005) | |
| Special Edition no. 1 to OJ EPO 2005: EPO Board of Appeal Case Law in 2004 | |
| Supplement No. 1 to OJ 12/2005 Regulation on the European qualifying examination for professional representatives as from 1 May 1994 | |
| Supplement No. 2 to OJ 12/2005 Schedule of fees and costs of the EPO (effective as from 1 July 2005) | |
