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EP0557239
European procedure
Extract from the Register of European Patents
EP Event history: EP0557239
| Date | Description | European Patent Bulletin date, issue number |
|---|---|---|
| 21.11.1997 | Revocation of patent | published on 07.01.1998 [1998/02] |
| 05.08.1997 | Observations of proprietor on opposition | |
| 05.08.1997 | Revocation of patent | |
| 01.07.1997 | Observations of proprietor on opposition | |
| 05.03.1997 | Observations of proprietor on opposition | |
| 07.02.1997 | Unpublished change to opponent data | |
| 07.02.1997 | Opposition filed | published on 26.03.1997 [1997/13] |
| 13.08.1996 | Communication of intention to grant a patent | |
| 15.03.1996 | (Expected) grant | published on 01.05.1996 [1996/18] |
| 24.01.1996 | Renewal fee | |
| 02.03.1995 | First examination report | |
| 19.02.1994 | Request for examination filed | published on 13.04.1994 [1994/15] |
| 18.08.1993 | Publication of search report | published on 06.10.1993 [1993/40] |
| 09.07.1993 | Publication in section I.1 EP Bulletin | published on 25.08.1993 [1993/34] |