Extract from the Register of European Patents

EP Legal status: EP0171941

Designated contracting states BELapse: 31.07.1991
 DE 
FR 
GB 
 IT 
 NLLapse: 01.02.1992
Examination procedure13.11.1989Fee for publishing/printing paid
Fees paidRenewal fee
21.07.1987Renewal fee patent year 03
23.06.1988Renewal fee patent year 04
11.07.1989Renewal fee patent year 05
European patent granted21.03.1990
Opposition procedure26.09.1999Legal effect of revocation of patent published on 21.03.2001 
Appeal following opposition08.11.1994APPEAL FILED
11.01.1995APPEAL STATEMENT OF GROUNDS FILED
07.08.1997APPEAL RESULT
INPADOC data   TooltipThe EPO does not accept any responsibility for the accuracy of legal status data relating to the post-grant phase, including but not limited to their completeness and fitness for specific purposes, nor can it guarantee that such data are up to date. For authoritative information, please refer to the relevant national patent authority.
Event date:29.06.1990 
Event description:FR: TRANSLATION FILED
 
Event date:31.07.1990 
Event description:IT: LAST PAID ANNUAL FEE
 
Event date:16.03.1992 
Event description:NL: LAPSED OR ANULLED DUE TO NON-PAYMENT OF THE ANNUAL FEE
 
Event date:19.02.1986 
Event description:DESIGNATED CONTRACTING STATES
Designated State(s):BE DE FR GB IT NL
 
Event date:21.03.1990 
Event description:DESIGNATED CONTRACTING STATES
Kind Code of Ref Document:B1
Designated State(s):BE DE FR GB IT NL
 
Event date:23.07.1986 
Event description:REQUEST FOR EXAMINATION FILED
Effective DATE:19860508
 
Event date:13.05.1987 
Event description:FIRST EXAMINATION REPORT DESPATCHED
Effective DATE:19870327
 
Event date:26.04.1990 
Event description:CORRESPONDS TO:
Ref Document Number:3576704
Country of Ref Document:DE
DATE OF REF DOCUMENT:19900426
Format of Ref Document F/P:P
 
Event date:15.06.1990 
Event description:IT: TRANSLATION FOR A EP PATENT FILED
 
Event date:14.03.2001 
Event description:GB: EUROPEAN PATENT CEASED THROUGH NON-PAYMENT OF RENEWAL FEE
Effective DATE:20000719
 
Event date:27.02.1991 
Event description:OPPOSITION FILED
OPPONENT:CIBA-GEIGY AG PATENTABTEILUNG
Effective DATE:19901218
 
Event date:27.02.1991 
Event description:OPPOSITION FILED
OPPONENT:E.I. DU PONT DE NEMOURS AND COMPANY
Effective DATE:19901221
 
Event date:16.04.1991 
Event description:NL: OPPOSITION HAS BEEN FILED WITH THE EPO
OPPONENT:CIBA-GEIGY AG
 
Event date:16.04.1991 
Event description:NL: OPPOSITION HAS BEEN FILED WITH THE EPO
OPPONENT:E.I. DU PONT DE NEMOURS AND COMPANY
 
Event date:31.01.1992 
Event description:BE: LAPSED
OWNER:POLYPLASTICS CO. LTD
Effective DATE:19910731
 
Event date:21.03.2001 
Event description:PATENT REVOKED
Effective DATE:19990926
 
Event date:09.04.1997 
Event description:OPPOSITION FILED (CORRECTED)
OPPONENT:CIBA SPECIALTY CHEMICALS HOLDING INC. * 901221 E.I
Effective DATE:19901218
 
Event date:31.07.1991 
Event description:LAPSED IN A CONTRACTING STATE [ANNOUNCED VIA POSTGRANT INFORMATION FROM NATIONAL OFFICE TO EPO]
Ref Country Code:BE
Effective DATE:19910731
 
Event date:01.02.1992 
Event description:LAPSED IN A CONTRACTING STATE [ANNOUNCED VIA POSTGRANT INFORMATION FROM NATIONAL OFFICE TO EPO]
Ref Country Code:NL
Effective DATE:19920201
 
Event date:12.07.1990 
Event description:ANNUAL FEE PAID TO NATIONAL OFFICE [ANNOUNCED VIA POSTGRANT INFORMATION FROM NATIONAL OFFICE TO EPO]
Ref Country Code:BE
Payment DATE:19900712
Year of Fee Payment:06
 
Event date:16.07.1999 
Event description:ANNUAL FEE PAID TO NATIONAL OFFICE [ANNOUNCED VIA POSTGRANT INFORMATION FROM NATIONAL OFFICE TO EPO]
Ref Country Code:DE
Payment DATE:19990716
Year of Fee Payment:15
 
Event date:09.07.1999 
Event description:ANNUAL FEE PAID TO NATIONAL OFFICE [ANNOUNCED VIA POSTGRANT INFORMATION FROM NATIONAL OFFICE TO EPO]
Ref Country Code:FR
Payment DATE:19990709
Year of Fee Payment:15
 
Event date:14.07.1999 
Event description:ANNUAL FEE PAID TO NATIONAL OFFICE [ANNOUNCED VIA POSTGRANT INFORMATION FROM NATIONAL OFFICE TO EPO]
Ref Country Code:GB
Payment DATE:19990714
Year of Fee Payment:15
 
Event date:31.07.1990 
Event description:ANNUAL FEE PAID TO NATIONAL OFFICE [ANNOUNCED VIA POSTGRANT INFORMATION FROM NATIONAL OFFICE TO EPO]
Ref Country Code:NL
Payment DATE:19900731
Year of Fee Payment:06
 
Event date:05.10.2005 
Event description:APPEAL REFERENCE MODIFIED
Free Format Text:ORIGINAL CODE: EPIDOSCREFNO
 
Event date:04.11.1997 
Event description:APPEAL DOSSIER MODIFIED
Free Format Text:ORIGINAL CODE: EPIDOS NOAPO
 
Event date:03.02.1990 
Event description:(EXPECTED) GRANT
Free Format Text:ORIGINAL CODE: 0009210
 
Event date:03.01.1986 
Event description:PUBLIC REFERENCE MADE UNDER ARTICLE 153(3) EPC TO A PUBLISHED INTERNATIONAL APPLICATION THAT HAS ENTERED THE EUROPEAN PHASE
Free Format Text:ORIGINAL CODE: 0009012
 
Event date:02.02.2001 
Event description:INFORMATION ON THE STATUS OF AN EP PATENT APPLICATION OR GRANTED EP PATENT
Free Format Text:STATUS: PATENT REVOKED
 
Event date:02.02.2001 
Event description:PATENT REVOKED
Free Format Text:ORIGINAL CODE: 0009271
 
Event date:13.09.1999 
Event description:PATENT REVOKED
Free Format Text:ORIGINAL CODE: EPIDOS REVO
 
Event date:21.02.1997 
Event description:OPPOSITION DATA, OPPONENT'S DATA OR THAT OF THE OPPONENT'S REPRESENTATIVE MODIFIED
Free Format Text:ORIGINAL CODE: 0009299OPPO
 
Event date:09.01.1991 
Event description:OPPOSITION FILED
Free Format Text:ORIGINAL CODE: 0009260