Extract from the Register of European Patents

EP Event history: EP0450520


Date  Description European Patent Bulletin date, issue number
14.07.1993 Application deemed to be withdrawn published on  01.09.1993 [1993/35]
11.05.1992 Publication of search report published on  01.07.1992 [1992/27]
23.08.1991 Publication in section I.1 EP Bulletin published on  09.10.1991 [1991/41]