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Extract from the Register of European Patents

EP Event history: EP0239430


Date  Description European Patent Bulletin date, issue number
28.02.1991 No opposition filed within time limit published on  17.04.1991 [1991/16]
17.03.1990 (Expected) grant published on  02.05.1990 [1990/18]
19.12.1989 Change - applicant published on  07.02.1990 [1990/06]
23.02.1989 First examination report
25.03.1988 Request for examination filed published on  11.05.1988 [1988/19]
15.08.1987 Publication in section I.1 EP Bulletin published on  30.09.1987 [1987/40]