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EP0238930
European procedure
Extract from the Register of European Patents
EP About this file: EP0238930
| EP0238930 - Melamine-formaldehyde condensation products comprising sulphonic-acid groups, process for making them and their use [Right-click to bookmark this link] | Status | No opposition filed within time limit Status updated on 09.08.1990 Database last updated on 06.11.2024 | Most recent event Tooltip | 09.08.1990 | No opposition filed within time limit | published on 26.09.1990 [1990/39] | Applicant(s) | For all designated states BAYER AG 51368 Leverkusen / DE | [N/P] |
| Former [1987/40] | For all designated states BAYER AG D-51368 Leverkusen / DE | Inventor(s) | 01 /
Reizlein, Karl, Dr. Morgengraben 6 D-5000 Köln 80 / DE | 02 /
Dobbers, Jürgen, Dr. Carl-Rumpff-Strasse 51 D-5090 Leverkusen1 / DE | 03 /
Friemann, Hans, Dr. Cohnenhofstrasse 19c D-5000 Köln 71 / DE | 04 /
Boehmke, Günther, Dr. Kurt-Schumacher-Ring 152 D-5090 Leverkusen 1 / DE | [1987/40] | Application number, filing date | 87103386.6 | 10.03.1987 | [1987/40] | Priority number, date | DE19863609802 | 22.03.1986 Original published format: DE 3609802 | [1987/40] | Filing language | DE | Procedural language | DE | Publication | Type: | A1 Application with search report | No.: | EP0238930 | Date: | 30.09.1987 | Language: | DE | [1987/40] | Type: | B1 Patent specification | No.: | EP0238930 | Date: | 18.10.1989 | Language: | DE | [1989/42] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 22.07.1987 | Classification | IPC: | C08G12/32, C08G12/40, C04B24/22 | [1987/40] | CPC: |
C08G12/32 (EP);
C08G12/40 (EP)
| Designated contracting states | AT, BE, CH, DE, FR, LI, LU, NL [1987/40] | Title | German: | Neue Sulfonsäuregruppen enthaltende Melamin-Formaldehyd-Kondensationsprodukte, Verfahren zu ihrer Herstellung und deren Verwendung. | [1987/40] | English: | Melamine-formaldehyde condensation products comprising sulphonic-acid groups, process for making them and their use | [1987/40] | French: | Produits de condensation de la mélamine et du formaldéhyde contenant des groupes d'acide sulfonique, procédé pour leur préparation et leur utilisation | [1987/40] | Examination procedure | 10.03.1987 | Examination requested [1987/40] | 21.02.1989 | Despatch of communication of intention to grant (Approval: Yes) | 17.04.1989 | Communication of intention to grant the patent | 14.06.1989 | Fee for grant paid | 14.06.1989 | Fee for publishing/printing paid | Opposition(s) | 19.07.1990 | No opposition filed within time limit [1990/39] | Fees paid | Renewal fee | 27.02.1989 | 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 | DE1131403 [ ] (HENKEL & CIE GMBH); | AT315494B [ ] (GOLDSCHMIDT AG TH [DE]); | DE3248586 [ ] (BASF AG [DE]) |