Extract from the Register of European Patents

EP Event history: EP0020251


Date  Description European Patent Bulletin date, issue number
25.07.2008 Change - opposition data/opponent's data or that of the opponent's representative published on  27.08.2008  [2008/35]
05.10.2005 Change: Appeal number
21.09.2002 Change - lapse in a contracting state published on  06.11.2002  [2002/45]
02.11.2001 Lapse of the patent in a contracting state published on  19.12.2001 [2001/51]
26.01.2001 Lapse of the patent in a contracting state published on  14.03.2001 [2001/11]
12.01.2001 Lapse of the patent in a contracting state published on  28.02.2001 [2001/09]
05.01.2001 Lapse of the patent in a contracting state published on  21.02.2001 [2001/08]
23.06.2000 Revocation of patent published on  09.08.2000 [2000/32]
20.06.2000 Change - appeal
15.06.2000 Change - oral proceedings
11.01.2000 Change - oral proceedings
07.09.1999 Change - oral proceedings
25.02.1999 Change - oral proceedings
09.01.1996 Change - appeal
22.01.1994 Change - applicant published on  16.03.1994 [1994/11]
20.10.1993 Opposition filed published on  08.12.1993 [1993/49]
13.10.1993 Opposition filed published on  01.12.1993 [1993/48]
08.01.1993 Change - applicant published on  03.03.1993 [1993/09]
27.11.1992 (Expected) grant published on  13.01.1993 [1993/02]
07.03.1991 First examination report
20.01.1984 Change - applicant published on  21.03.1984 [1984/12]
22.09.1981 Request for examination filed published on  25.11.1981 [1981/47]
19.03.1981 Publication of search report published on  20.05.1981 [1981/20]
14.10.1980 Publication in section I.1 EP Bulletin published on  10.12.1980 [1980/25]