Date | Description | European Patent Bulletin date, issue number |
---|---|---|
30.01.1992 | Application deemed to be withdrawn | published on 18.03.1992 [1992/12] |
24.04.1991 | First examination report | |
18.08.1989 | Request for examination filed | published on 04.10.1989 [1989/40] |
18.02.1989 | Publication in section I.1 EP Bulletin | published on 05.04.1989 [1989/14] |