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EP0000137
European procedure
Extract from the Register of European Patents
EP About this file: EP0000137
| EP0000137 - Polyglycol esters; process for preparing them and their use as surface-active agents [Right-click to bookmark this link] | Status | No opposition filed within time limit Status updated on 14.09.2016 Database last updated on 30.03.2026 | Most recent event Tooltip | 14.09.2016 | No opposition filed within time limit | Applicant(s) | For all designated states HOECHST AKTIENGESELLSCHAFT 65926 Frankfurt am Main / DE | [N/P] | Inventor(s) | 01 /
Ong, Sienling, Dr. Jahnstrasse 38 D-6238 Hofheim am Taunus / DE | 02 /
Cuntze, Ulrich, Dr. Hundshager Weg 2 D-6238 Hofheim am Taunus / DE | [N/P] | Application number, filing date | 78100138.3 | 12.06.1978 | Priority number, date | DE19772728767 | 25.06.1977 Original published format: DE 2728767 | DE19772759204 | 31.12.1977 Original published format: DE 2759204 | Filing language | DE | Procedural language | DE | Publication | Type: | A1 Application with search report | No.: | EP0000137 | Date: | 10.01.1979 | Language: | DE | [N/P] | Type: | B1 Patent specification | No.: | EP0000137 | Date: | 24.03.1982 | Language: | DE | [1982/12] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 11.10.1978 | Classification | IPC: | C08G65/32, B01F17/00, D06P1/613 | [1982/12] | CPC: |
C08G65/3322 (EP,US);
C09K23/34 (EP,US);
C09K23/00 (EP,US);
Y10S516/06 (EP)
| Designated contracting states | CH, DE, FR, GB | Title | German: | Polyglykolester, Verfahren zu ihrer Herstellung und ihre Verwendung als oberflächenaktive Mittel | English: | Polyglycol esters; process for preparing them and their use as surface-active agents | French: | Esters polyglycoliques; procédé de préparation et utilisation comme agents tensioactifs | [1982/12] |
| Former [1982/12] | Polyglycolesters; procédé de préparation et utilisation comme agents tensioactifs | File destroyed: | 12.06.1999 | Examination procedure | 15.06.1979 | Examination requested | 24.09.1979 | Despatch of a communication from the examining division (Time limit: {0}) | 02.02.1981 | Despatch of a communication from the examining division (Time limit: M02) | 31.03.1981 | Reply to a communication from the examining division | 20.07.1981 | Despatch of communication of intention to grant (Approval: ) | 05.08.1981 | Communication of intention to grant the patent | 07.10.1981 | Fee for grant paid | 07.10.1981 | Fee for publishing/printing paid | Opposition(s) | 24.12.1982 | No opposition filed within time limit [ N /P ] | Fees paid | Renewal fee | 10.05.1980 | Renewal fee patent year 03 | 11.05.1981 | Renewal fee patent year 04 |
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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 | DE1595369 (BASF AG et al.) | FR2156022 (MO OCH DOMSJOE AB et al.) | US2457139 (FIFE HARVEY R et al.) | [A] DE2102899 | [A] CH490489 (PROLS FABRIK AB et al.) | [A] DE1619053 (BAYER AG et al.) |