| Date | Description | European Patent Bulletin date, issue number |
|---|---|---|
| 20.02.2004 | No opposition filed within time limit | published on 07.04.2004 [2004/15] |
| 28.02.2003 | (Expected) grant | published on 16.04.2003 [2003/16] |
| 29.01.2003 | Renewal fee | |
| 05.11.2002 | Communication of intention to grant a patent | |
| 13.09.2002 | Change - applicant | published on 30.10.2002 [2002/44] |
| 13.09.2002 | Change - inventor | published on 30.10.2002 [2002/44] |
| 31.07.2002 | Communication of intention to grant | |
| 31.07.2002 | Communication of intention to grant a patent | |
| 21.03.2002 | Communication of intention to grant | |
| 05.02.2002 | Renewal fee | |
| 24.07.2001 | Examination report or reply | |
| 21.05.2001 | Examination report or reply | |
| 23.01.2001 | Renewal fee | |
| 04.01.2001 | Examination report or reply | |
| 23.10.2000 | Examination report or reply | |
| 16.06.2000 | First examination report | |
| 09.06.2000 | Examination report or reply | |
| 21.01.2000 | Renewal fee | |
| 09.07.1999 | Supplementary search report | published on 25.08.1999 [1999/34] |
| 09.07.1999 | Change - classification | published on 25.08.1999 [1999/34] |
| 22.01.1999 | Renewal fee | |
| 22.01.1998 | Renewal fee | |
| 08.11.1996 | Publication in section I.1 EP Bulletin | published on 27.12.1996 [1996/52] |
| 08.11.1996 | Request for examination filed | published on 27.12.1996 [1996/52] |
| 17.10.1996 | PCT data prior to European publication | |
| 25.09.1996 | PCT data prior to European publication - basic fee paid | |
| 25.09.1996 | Renewal fee | |
| 25.09.1996 | PCT data prior to European publication - payment of search fee |