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EP0167400
European procedure
Extract from the Register of European Patents
EP Event history: EP0167400
| Date | Description | European Patent Bulletin date, issue number |
|---|---|---|
| 13.04.1991 | No opposition filed within time limit | published on 05.06.1991 [1991/23] |
| 28.04.1990 | (Expected) grant | published on 13.06.1990 [1990/24] |
| 05.02.1988 | First examination report | |
| 22.10.1986 | Request for examination filed | published on 10.12.1986 [1986/50] |
| 20.02.1986 | Publication of search report | published on 09.04.1986 [1986/15] |
| 09.11.1985 | Publication in section I.1 EP Bulletin | published on 08.01.1986 [1986/02] |