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EP0044813
European procedure
Extract from the Register of European Patents
EP About this file: EP0044813
| EP0044813 - Process for the formation of negative colour images according to the silver dye-bleaching process, and the silver dye-bleaching material used in this process [Right-click to bookmark this link] | Status | No opposition filed within time limit Status updated on 18.04.1986 Database last updated on 03.09.2024 | Most recent event Tooltip | 18.04.1986 | No opposition filed within time limit | published on 04.06.1986 [1986/23] | Applicant(s) | For all designated states CIBA-GEIGY AG Klybeckstrasse 141 4002 Basel / CH | [N/P] |
| Former [1982/04] | For all designated states CIBA-GEIGY AG Klybeckstrasse 141 CH-4002 Basel / CH | Inventor(s) | 01 /
Mollet, Herbert Ebnet CH-1711 Tentlingen / CH | 02 /
Wyrsch, Dieter, Dr. ch. du Champ 14 CH-1723 Marly / CH | [1982/04] | Application number, filing date | 81810291.5 | 16.07.1981 | [1982/04] | Priority number, date | CH19800005589 | 22.07.1980 Original published format: CH 558980 | [1982/04] | Filing language | DE | Procedural language | DE | Publication | Type: | A2 Application without search report | No.: | EP0044813 | Date: | 27.01.1982 | Language: | DE | [1982/04] | Type: | A3 Search report | No.: | EP0044813 | Date: | 17.11.1982 | Language: | DE | [1982/46] | Type: | B1 Patent specification | No.: | EP0044813 | Date: | 19.06.1985 | Language: | DE | [1985/25] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 16.09.1982 | Classification | IPC: | G03C5/52 | [1982/04] | CPC: |
G03C7/28 (EP,US)
| Designated contracting states | BE, CH, DE, FR, GB, IT, LI [1982/04] | Title | German: | Verfahren zur Herstellung negativer Farbbilder nach dem Silberfarbbleichverfahren und das in diesem Verfahren verwendete Silberfarbbleichmaterial | [1982/04] | English: | Process for the formation of negative colour images according to the silver dye-bleaching process, and the silver dye-bleaching material used in this process | [1982/04] | French: | Procédé pour la formation d'images négatives en couleur selon le procédé de blanchiment des couleurs à l'argent et matériau photographique pour le procédé de blanchiment des couleurs à l'argent utilisé dans ce procédé | [1982/04] | Examination procedure | 18.07.1981 | Examination requested [1982/04] | 14.03.1984 | Despatch of a communication from the examining division (Time limit: M04) | 27.06.1984 | Reply to a communication from the examining division | 10.09.1984 | Despatch of communication of intention to grant (Approval: ) | 29.11.1984 | Communication of intention to grant the patent | 18.02.1985 | Fee for grant paid | 18.02.1985 | Fee for publishing/printing paid | Opposition(s) | 20.03.1986 | No opposition filed within time limit [1986/23] | Fees paid | Renewal fee | 30.05.1983 | Renewal fee patent year 03 | 01.06.1984 | Renewal fee patent year 04 |
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