Supplements / Special editions 1999
| Supplement No. 1 to OJ 1/1999 Fees as from 2 March 1999 | |
| Supplement to OJ 2/1999 Arrangements for deposit accounts (ADA) | |
| Supplement to OJ 5/1999 Fees as from 1 July 1999 | |
| Special Edition no. 1 to OJ EPO 1999: BOARD OF APPEAL AND ENLARGED BOARD OF APPEAL CASE LAW 1998 | |
| Special Edition no. 2 to OJ EPO 1999: Ninth European Patent Judges' Symposium Madrid 6 to 9 October 1998 |