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EP0035834
European procedure
Extract from the Register of European Patents
EP About this file: EP0035834
| EP0035834 - Corrosion inhibitors and compositions containing them [Right-click to bookmark this link] | Status | No opposition filed within time limit Status updated on 30.01.1985 Database last updated on 16.07.2024 | Most recent event Tooltip | 30.01.1985 | No opposition filed within time limit | published on 03.04.1985 [1985/14] | Applicant(s) | For all designated states IMPERIAL CHEMICAL INDUSTRIES PLC Imperial Chemical House, Millbank London SW1P 3JF / GB | [1981/37] | Inventor(s) | 01 /
Boreland, William 3 Ingham Grove Hartlepool Cleveland / GB | 02 /
Dossor, John Milton 72 Wheatlands Park Redcar Cleveland / GB | 03 /
Jaques, Geoffrey Sanderson 53 Roseberry Crescent Great Ayton Middlesbrough Cleveland / GB | [1981/37] | Representative(s) | Locke, Timothy John, et al ICI Group Patents Services Dept. PO Box 6 Shire Park Bessemer Road Welwyn Garden City Herts, AL7 1HD / GB | [N/P] |
| Former [1981/37] | Locke, Timothy John, et al ICI Group Patents Services Dept. PO Box 6 Shire Park Bessemer Road Welwyn Garden City Herts, AL7 1HD / GB | Application number, filing date | 81300596.4 | 13.02.1981 | [1981/37] | Priority number, date | GB19800008297 | 12.03.1980 Original published format: GB 8008297 | [1981/37] | Filing language | EN | Procedural language | EN | Publication | Type: | A1 Application with search report | No.: | EP0035834 | Date: | 16.09.1981 | Language: | EN | [1981/37] | Type: | B1 Patent specification | No.: | EP0035834 | Date: | 28.12.1983 | Language: | EN | [1983/52] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 04.06.1981 | Classification | IPC: | C23F11/12, C23F11/14, C09K5/00 | [1981/37] | CPC: |
C23F11/08 (EP,US)
| Designated contracting states | AT, BE, CH, DE, FR, GB, IT, LI, NL, SE [1981/37] | Title | German: | Korrosionsschutzmittel und diese enthaltende Zusammensetzungen | [1981/37] | English: | Corrosion inhibitors and compositions containing them | [1981/37] | French: | Inhibiteurs de corrosion et compositions les contenant | [1981/37] | Examination procedure | 23.02.1982 | Examination requested [1982/17] | 09.12.1982 | Despatch of a communication from the examining division (Time limit: M02) | 28.01.1983 | Reply to a communication from the examining division | 09.03.1983 | Despatch of communication of intention to grant (Approval: ) | 20.06.1983 | Communication of intention to grant the patent | 22.08.1983 | Fee for grant paid | 22.08.1983 | Fee for publishing/printing paid | Opposition(s) | 29.09.1984 | No opposition filed within time limit [1985/14] | Fees paid | Renewal fee | 08.01.1983 | Renewal fee patent year 03 |
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