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EP0046139
European procedure
Extract from the Register of European Patents
EP About this file: EP0046139
| EP0046139 - Use of triazine-carboxylic acids as corrosion inhibitors for aqueous systems [Right-click to bookmark this link] | |||
| Former [1982/07] | Triazine-carboxylic acids as corrosion inhibitors for aqueous systems | ||
| [1984/29] | Status | No opposition filed within time limit Status updated on 17.05.1985 Database last updated on 03.09.2024 | Most recent event Tooltip | 17.05.1985 | No opposition filed within time limit | published on 17.07.1985 [1985/29] | Applicant(s) | For all designated states CIBA-GEIGY AG Klybeckstrasse 141 4002 Basel / CH | [N/P] |
| Former [1982/07] | For all designated states CIBA-GEIGY AG Klybeckstrasse 141 CH-4002 Basel / CH | Inventor(s) | 01 /
Clark, David Ronald, Dr. 16 Ennerdale Drive Sale Cheshire / GB | [1982/07] | Application number, filing date | 81810317.8 | 07.08.1981 | [1982/07] | Priority number, date | GB19800026311 | 13.08.1980 Original published format: GB 8026311 | [1982/07] | Filing language | DE | Procedural language | DE | Publication | Type: | A1 Application with search report | No.: | EP0046139 | Date: | 17.02.1982 | Language: | DE | [1982/07] | Type: | B1 Patent specification | No.: | EP0046139 | Date: | 18.07.1984 | Language: | DE | [1984/29] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 09.12.1981 | Classification | IPC: | C23F11/14 | [1982/07] | CPC: |
C02F5/10 (US);
C07D251/70 (EP,US);
C23F11/10 (EP,US);
C23F11/149 (EP,US);
C02F2103/023 (EP);
C02F2303/08 (EP)
| Designated contracting states | DE, FR, GB, IT [1982/07] | Title | German: | Verwendung von Triazincarbonsäuren als Korrosionsinhibitoren für wässrige Systeme | [1984/29] | English: | Use of triazine-carboxylic acids as corrosion inhibitors for aqueous systems | [1984/29] | French: | Utilisation d'acides triazinecarboxyliques comme inhibiteurs de corrosion pour systèmes aqueux | [1984/29] |
| Former [1982/07] | Triazincarbonsäuren als Korrosionsinhibitoren für wässrige Systeme | ||
| Former [1982/07] | Triazine-carboxylic acids as corrosion inhibitors for aqueous systems | ||
| Former [1982/07] | Acides triazinecarboxyliques comme inhibiteurs de corrosion pour systèmes aqueux | Examination procedure | 10.08.1981 | Examination requested [1982/07] | 10.12.1982 | Despatch of a communication from the examining division (Time limit: M04) | 15.03.1983 | Reply to a communication from the examining division | 16.06.1983 | Despatch of a communication from the examining division (Time limit: M02) | 28.07.1983 | Reply to a communication from the examining division | 26.09.1983 | Despatch of communication of intention to grant (Approval: ) | 20.12.1983 | Communication of intention to grant the patent | 09.02.1984 | Fee for grant paid | 09.02.1984 | Fee for publishing/printing paid | Opposition(s) | 19.04.1985 | No opposition filed within time limit [1985/29] | Fees paid | Renewal fee | 29.06.1983 | Renewal fee patent year 03 |
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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 | DE2819796 [ ] (CIBA GEIGY AG); | FR2390440 [ ] (CIBA GEIGY AG [CH]); | US2485309 [ ] (NUNN JR LESLIE G); | US3236846 [ ] (ENRICO KNUSLI, et al); | US3165515 [ ] (D ALELIO GAETANO F) |