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Extract from the Register of European Patents

EP Event history: EP0057235


Date  Description European Patent Bulletin date, issue number
02.11.1987 No opposition filed within time limit published on  23.12.1987 [1987/52]
14.11.1986 (Expected) grant published on  30.12.1986 [1986/52]
11.06.1982 Publication in section I.1 EP Bulletin published on  11.08.1982 [1982/32]
11.06.1982 Request for examination filed published on  11.08.1982 [1982/32]