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EP0310151
European procedure
Extract from the Register of European Patents
EP Event history: EP0310151
| Date | Description | European Patent Bulletin date, issue number |
|---|---|---|
| 17.04.2015 | Change - lapse in a contracting state | published on 20.05.2015 [2015/21] |
| 06.10.1994 | Lapse of the patent in a contracting state | published on 23.11.1994 [1994/47] |
| 21.04.1994 | Revocation of patent | published on 08.06.1994 [1994/23] |
| 05.03.1993 | Opposition filed | published on 28.04.1993 [1993/17] |
| 17.04.1992 | (Expected) grant | published on 03.06.1992 [1992/23] |
| 07.05.1991 | First examination report | |
| 07.06.1989 | Request for examination filed | published on 26.07.1989 [1989/30] |
| 18.02.1989 | Publication in section I.1 EP Bulletin | published on 05.04.1989 [1989/14] |