Extract from the Register of European Patents

EP Event history: EP0004993


Date  Description European Patent Bulletin date, issue number
14.09.2016 No opposition filed within time limit
10.12.1982 (Expected) grant published on  09.02.1983 [1983/06]
07.05.1980 Request for examination filed published on  09.07.1980 [1980/14]
04.09.1979 Publication in section I.1 EP Bulletin