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EP0161461
European procedure
Extract from the Register of European Patents
EP About this file: EP0161461
| EP0161461 - Process for the anodic oxidation of aluminium and its use as a support material for offset printing plates [Right-click to bookmark this link] | Status | No opposition filed within time limit Status updated on 06.10.1990 Database last updated on 06.07.2024 | Most recent event Tooltip | 06.10.1990 | No opposition filed within time limit | published on 28.11.1990 [1990/48] | Applicant(s) | For all designated states HOECHST AKTIENGESELLSCHAFT 65926 Frankfurt am Main / DE | [N/P] |
| Former [1985/47] | For all designated states HOECHST AKTIENGESELLSCHAFT D-65926 Frankfurt am Main / DE | Inventor(s) | 01 /
Brenk, Michael, Dr. Dipl.-Chem. Weinbergstrasse 2a D-6200 Wiesbaden / DE | [1985/47] | Application number, filing date | 85104072.5 | 03.04.1985 | [1985/47] | Priority number, date | DE19843413899 | 13.04.1984 Original published format: DE 3413899 | [1985/47] | Filing language | DE | Procedural language | DE | Publication | Type: | A2 Application without search report | No.: | EP0161461 | Date: | 21.11.1985 | Language: | DE | [1985/47] | Type: | A3 Search report | No.: | EP0161461 | Date: | 30.07.1986 | Language: | DE | [1986/31] | Type: | B1 Patent specification | No.: | EP0161461 | Date: | 13.12.1989 | Language: | DE | [1989/50] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 10.06.1986 | Classification | IPC: | C25D11/08, B41N1/08, C25D11/04 | [1985/47] | CPC: |
C25D11/04 (EP,US);
B41N3/034 (EP,US);
C25D11/08 (EP,US);
Y10S205/921 (EP,US);
Y10S428/934 (EP,US);
Y10T428/257 (EP,US);
Y10T428/269 (EP,US)
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| Designated contracting states | CH, DE, FR, GB, LI, NL [1987/37] |
| Former [1985/47] | CH, DE, FR, GB, IT, LI, NL, SE | Title | German: | Verfahren zur anodischen Oxidation von Aluminium und dessen Verwendung als Trägermaterial für Offsetdruckplatten | [1985/47] | English: | Process for the anodic oxidation of aluminium and its use as a support material for offset printing plates | [1985/47] | French: | Procédé d'oxydation anodique d'aluminium et son application comme matériau de support pour plaques d'impression offset | [1985/47] | Examination procedure | 08.11.1986 | Examination requested [1987/02] | 20.01.1988 | Despatch of a communication from the examining division (Time limit: M04) | 02.05.1988 | Reply to a communication from the examining division | 02.09.1988 | Despatch of a communication from the examining division (Time limit: M04) | 17.12.1988 | Reply to a communication from the examining division | 08.05.1989 | Despatch of communication of intention to grant (Approval: Yes) | 09.06.1989 | Communication of intention to grant the patent | 10.08.1989 | Fee for grant paid | 10.08.1989 | Fee for publishing/printing paid | Opposition(s) | 14.09.1990 | No opposition filed within time limit [1990/48] | Fees paid | Renewal fee | 12.03.1987 | Renewal fee patent year 03 | 10.03.1988 | Renewal fee patent year 04 | 10.03.1989 | Renewal fee patent year 05 |
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| Responsibility for the accuracy, completeness or quality of the data displayed under the link provided lies entirely with the Unified Patent Court. | Documents cited: | Search | [Y]US3714001 (DORSEY G); | [Y]US4105511 (NIKAIDO NORIO, et al); | [YD]EP0008440 (HOECHST AG [DE]) |