Date | Description | European Patent Bulletin date, issue number |
---|---|---|
20.12.1989 | No opposition filed within time limit | published on 07.02.1990 [1990/06] |
31.12.1988 | (Expected) grant | published on 15.02.1989 [1989/07] |
29.03.1988 | First examination report | |
26.03.1987 | Request for examination filed | published on 13.05.1987 [1987/20] |
08.10.1986 | Publication of search report | published on 26.11.1986 [1986/48] |
01.12.1984 | Publication in section I.1 EP Bulletin | published on 30.01.1985 [1985/05] |