| Date | Description | European Patent Bulletin date, issue number |
|---|---|---|
| 05.10.2005 | Change: Appeal number | |
| 21.10.2000 | Refusal of application | published on 06.12.2000 [2000/49] |
| 13.10.2000 | Change - appeal | |
| 13.10.2000 | Change - classification | published on 29.11.2000 [2000/48] |
| 13.10.2000 | Change - classification | published on 29.11.2000 [2000/48] |
| 11.10.2000 | Change - oral proceedings | |
| 31.05.2000 | Change - oral proceedings | |
| 11.04.2000 | Surcharge for renewal fee | |
| 11.04.2000 | Renewal fee | |
| 30.03.2000 | Surcharge for renewal fee | |
| 16.02.1999 | Renewal fee | |
| 17.11.1998 | Change - appeal number | |
| 12.11.1998 | Change - appeal | |
| 06.11.1998 | Change - applicant | published on 23.12.1998 [1998/52] |
| 06.11.1998 | Change - representative | published on 23.12.1998 [1998/52] |
| 30.07.1998 | Change - appeal | |
| 07.05.1998 | Application refused | |
| 04.03.1998 | Renewal fee | |
| 13.11.1997 | Examination report or reply | |
| 16.09.1997 | Examination report or reply | |
| 25.04.1997 | First examination report | |
| 24.04.1997 | Examination report or reply | |
| 04.04.1997 | Renewal fee | |
| 08.03.1996 | Renewal fee | |
| 08.10.1993 | Publication in section I.1 EP Bulletin | published on 24.11.1993 [1993/47] |
| 08.10.1993 | Request for examination filed | published on 24.11.1993 [1993/47] |