| Designated contracting states | AT | | BE | | CH | | DE | | FR | | GB | | IT | | LI | | LU | Lapse: 31.01.1991 | NL | | SE | | Examination procedure | 25.05.1990 | Fee for publishing/printing paid | Entry into regional phase | 22.09.1988 | National basic fee paid | | 22.09.1988 | Designation fee(s) paid | | 22.09.1988 | Examination fee paid | | Fees paid | Renewal fee | 17.01.1990 | Renewal fee patent year 03 | European patent granted | 05.09.1990 | Opposition procedure | 15.02.1992 | Legal effect of revocation of patent | published on 01.07.1992 | INPADOC data Tooltip | The 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: | 28.09.1990 | | Event description: | FR: TRANSLATION FILED | | Event date: | 28.03.1991 | | Event description: | LU: LAST PAID ANNUAL FEE | | Event date: | 31.01.1992 | | Event description: | IT: LAST PAID ANNUAL FEE | | Event date: | 01.07.1992 | | Event description: | GB: PATENT REVOKED UNDER ART. 102 OF THE EP CONVENTION DESIGNATING THE UK AS CONTRACTING STATE | | Event date: | 17.08.1992 | | Event description: | NL: DECISION OF OPPOSITION | | Event date: | 18.01.1989 | | Event description: | DESIGNATED CONTRACTING STATES | Kind Code of Ref Document: | A1 | Designated State(s): | AT BE CH DE FR GB IT LI LU NL SE | | Event date: | 05.09.1990 | | Event description: | DESIGNATED CONTRACTING STATES | Kind Code of Ref Document: | B1 | Designated State(s): | AT BE CH DE FR GB IT LI LU NL SE | | Event date: | 18.01.1989 | | Event description: | REQUEST FOR EXAMINATION FILED | Effective DATE: | 19880922 | | Event date: | 21.03.1990 | | Event description: | FIRST EXAMINATION REPORT DESPATCHED | Effective DATE: | 19900206 | | Event date: | 05.09.1990 | | Event description: | CORRESPONDS TO: | Ref Document Number: | 56217 | Country of Ref Document: | AT | DATE OF REF DOCUMENT: | 19900915 | Kind Code of Ref Document: | T | Format of Ref Document F/P: | P | | Event date: | 11.10.1990 | | Event description: | CORRESPONDS TO: | Ref Document Number: | 3860555 | Country of Ref Document: | DE | DATE OF REF DOCUMENT: | 19901011 | Format of Ref Document F/P: | P | | Event date: | 07.11.1990 | | Event description: | IT: TRANSLATION FOR A EP PATENT FILED | | Event date: | 30.06.1992 | | Event description: | REFERENCE TO A NATIONAL CODE | Event code: | REG CH PL | Code Expl.: | -PATENT CEASED | | Event date: | 13.03.1991 | | Event description: | OPPOSITION FILED | OPPONENT: | BASF AKTIENGESELLSCHAFT, LUDWIGSHAFEN | Effective DATE: | 19910117 | | Event date: | 01.05.1991 | | Event description: | NL: OPPOSITION HAS BEEN FILED WITH THE EPO | OPPONENT: | BASF AG | | Event date: | 24.07.1991 | | Event description: | OPPOSITION FILED | OPPONENT: | BASF AKTIENGESELLSCHAFT, LUDWIGSHAFEN | Effective DATE: | 19910117 | | Event date: | 24.07.1991 | | Event description: | OPPOSITION FILED | OPPONENT: | SOLVAY & CIE, S.A. | Effective DATE: | 19910531 | | Event date: | 24.07.1991 | | Event description: | OPPOSITION FILED | OPPONENT: | HUELS AKTIENGESELLSCHAFT | Effective DATE: | 19910601 | | Event date: | 16.09.1991 | | Event description: | NL: OPPOSITION HAS BEEN FILED WITH THE EPO | OPPONENT: | SOLVAY & CIE, S.A. | | Event date: | 16.09.1991 | | Event description: | NL: OPPOSITION HAS BEEN FILED WITH THE EPO | OPPONENT: | HUELS AG | | Event date: | 01.07.1992 | | Event description: | PATENT REVOKED | Effective DATE: | 19920215 | | Event date: | 31.07.1993 | | Event description: | BE: LAPSED | OWNER: | NORSK HYDRO A/S | Effective DATE: | 19930131 | | Event date: | 31.01.1995 | | Event description: | SE: EUROPEAN PATENT HAS LAPSED | Ref Document Number: | 88900857.9 | Effective DATE: | 19920701 | Format of Ref Document F/P: | F | | Event date: | 31.01.1991 | | Event description: | LAPSED IN A CONTRACTING STATE [ANNOUNCED VIA POSTGRANT INFORMATION FROM NATIONAL OFFICE TO EPO] | Ref Country Code: | LU | Free Format Text: | LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES | Effective DATE: | 19910131 | | Event date: | 27.12.1990 | | Event description: | ANNUAL FEE PAID TO NATIONAL OFFICE [ANNOUNCED VIA POSTGRANT INFORMATION FROM NATIONAL OFFICE TO EPO] | Ref Country Code: | AT | Payment DATE: | 19901227 | Year of Fee Payment: | 04 | | Event date: | 29.11.1991 | | Event description: | ANNUAL FEE PAID TO NATIONAL OFFICE [ANNOUNCED VIA POSTGRANT INFORMATION FROM NATIONAL OFFICE TO EPO] | Ref Country Code: | BE | Payment DATE: | 19911129 | Year of Fee Payment: | 05 | | Event date: | 21.12.1990 | | Event description: | ANNUAL FEE PAID TO NATIONAL OFFICE [ANNOUNCED VIA POSTGRANT INFORMATION FROM NATIONAL OFFICE TO EPO] | Ref Country Code: | CH | Payment DATE: | 19901221 | Year of Fee Payment: | 04 | | Event date: | 24.01.1991 | | Event description: | ANNUAL FEE PAID TO NATIONAL OFFICE [ANNOUNCED VIA POSTGRANT INFORMATION FROM NATIONAL OFFICE TO EPO] | Ref Country Code: | DE | Payment DATE: | 19910124 | Year of Fee Payment: | 04 | | Event date: | 03.12.1990 | | Event description: | ANNUAL FEE PAID TO NATIONAL OFFICE [ANNOUNCED VIA POSTGRANT INFORMATION FROM NATIONAL OFFICE TO EPO] | Ref Country Code: | FR | Payment DATE: | 19901203 | Year of Fee Payment: | 04 | | Event date: | 14.11.1990 | | Event description: | ANNUAL FEE PAID TO NATIONAL OFFICE [ANNOUNCED VIA POSTGRANT INFORMATION FROM NATIONAL OFFICE TO EPO] | Ref Country Code: | LU | Payment DATE: | 19901114 | Year of Fee Payment: | 04 | | Event date: | 31.01.1991 | | Event description: | ANNUAL FEE PAID TO NATIONAL OFFICE [ANNOUNCED VIA POSTGRANT INFORMATION FROM NATIONAL OFFICE TO EPO] | Ref Country Code: | NL | Payment DATE: | 19910131 | Year of Fee Payment: | 04 | | Event date: | 18.12.1990 | | Event description: | ANNUAL FEE PAID TO NATIONAL OFFICE [ANNOUNCED VIA POSTGRANT INFORMATION FROM NATIONAL OFFICE TO EPO] | Ref Country Code: | SE | Payment DATE: | 19901218 | Year of Fee Payment: | 04 | | Event date: | 21.07.1990 | | Event description: | (EXPECTED) GRANT | Free Format Text: | ORIGINAL CODE: 0009210 | | Event date: | 03.12.1988 | | 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: | 12.05.1992 | | Event description: | INFORMATION ON THE STATUS OF AN EP PATENT APPLICATION OR GRANTED EP PATENT | Free Format Text: | STATUS: PATENT REVOKED | | Event date: | 12.05.1992 | | Event description: | PATENT REVOKED | Free Format Text: | ORIGINAL CODE: 0009271 | | Event date: | 06.06.1991 | | Event description: | OPPOSITION FILED | Free Format Text: | ORIGINAL CODE: 0009260 | | Event date: | 25.01.1991 | | Event description: | OPPOSITION FILED | Free Format Text: | ORIGINAL CODE: 0009260 | |
