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EP0220772
European procedure
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Extract from the Register of European Patents
EP Event history: EP0220772
| Date | Description | European Patent Bulletin date, issue number |
|---|---|---|
| 07.07.2007 | Change - inventor | published on 08.08.2007 [2007/32] |
| 17.08.1989 | Application deemed to be withdrawn | published on 04.10.1989 [1989/40] |
| 22.11.1988 | First examination report | |
| 20.11.1987 | Request for examination filed | published on 07.01.1988 [1988/01] |
| 21.03.1987 | Publication in section I.1 EP Bulletin | published on 06.05.1987 [1987/19] |