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EP0413980
European procedure
Extract from the Register of European Patents
EP About this file: EP0413980
| EP0413980 - Aqueous solutions of sodium salts of trimercapto-s-triazine, their production and use [Right-click to bookmark this link] | Status | No opposition filed within time limit Status updated on 29.04.1995 Database last updated on 26.06.2024 | Most recent event Tooltip | 29.04.1995 | No opposition filed within time limit | published on 21.06.1995 [1995/25] | Applicant(s) | For all designated states Degussa GmbH Weissfrauenstrasse 9 60311 Frankfurt / DE | [N/P] |
| Former [1991/09] | For all designated states Degussa Aktiengesellschaft Weissfrauenstrasse 9 D-60311 Frankfurt / DE | Inventor(s) | 01 /
Hentschel, Klaus, Dr. Fuldaerstrasse 26 D-6458 Rodenbach / DE | 02 /
Samson, Marc, Dr. August-Vermeylen Straat 2 B-9100 Lokeren / BE | 03 /
Vingerhoets, Marcel Kanaallaan 20 B-2168 Brecht / BE | 04 /
Weber, Karl-Ludwig, Dr. Essenhoutstraat 30 B-2080 Kapellen / BE | [1991/09] | Application number, filing date | 90114127.5 | 24.07.1990 | [1991/09] | Priority number, date | DE19893927470 | 19.08.1989 Original published format: DE 3927470 | [1991/09] | Filing language | DE | Procedural language | DE | Publication | Type: | A1 Application with search report | No.: | EP0413980 | Date: | 27.02.1991 | Language: | DE | [1991/09] | Type: | B1 Patent specification | No.: | EP0413980 | Date: | 29.06.1994 | Language: | DE | [1994/26] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 07.11.1990 | Classification | IPC: | C07D251/38 | [1991/09] | CPC: |
C07D251/38 (EP)
| Designated contracting states | BE, DE, FR, GB, IT [1991/09] | Title | German: | Wässrige Lösungen von Natriumsalzen des Trimercapto-s-triazins, deren Herstellung und Verwendung | [1991/09] | English: | Aqueous solutions of sodium salts of trimercapto-s-triazine, their production and use | [1991/09] | French: | Solutions aqueuses de sels de sodium de trimercapto-s-triazine, leur préparation et utilisation | [1991/09] | Examination procedure | 24.07.1990 | Examination requested [1991/09] | 26.03.1993 | Despatch of a communication from the examining division (Time limit: M02) | 01.04.1993 | Reply to a communication from the examining division | 23.11.1993 | Despatch of communication of intention to grant (Approval: Yes) | 09.12.1993 | Communication of intention to grant the patent | 02.03.1994 | Fee for grant paid | 02.03.1994 | Fee for publishing/printing paid | Opposition(s) | 30.03.1995 | No opposition filed within time limit [1995/25] | Fees paid | Renewal fee | 13.07.1992 | Renewal fee patent year 03 | 16.06.1993 | 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 | JPS61274792 [ ] (UNITIKA LTD); | JPS5376992 [ ] (SANKYO KASEI KK); | [AD]DE2240733 (SANKYO KASEI KK); | [AD]DE3729029 (DEGUSSA [DE]) | [A] - INOUE, TAKU ET AL, "Treatment of heavy metal- containing wastewaters", CHEMICAL ABSTRACTS, (19870810), vol. 107, no. 6, Database accession no. 45712C, page 376, column 1 | [A] - NAKAMURA, NORIO ET AL, "Removal of heavy metals in inorganic acid", CHEMICAL ABSTRACTS, (19790108), vol. 90, no. 2, Database accession no. 8496V, page 129, column 1 |