EP0796822 - Process for purifying water containing organic compounds [Right-click to bookmark this link] | Status | No opposition filed within time limit Status updated on 26.05.2000 Database last updated on 03.09.2024 | Most recent event Tooltip | 26.05.2000 | No opposition filed within time limit | published on 12.07.2000 [2000/28] | Applicant(s) | For all designated states Degussa GmbH 60287 Frankfurt am Main / DE | [N/P] |
Former [1999/41] | For all designated states Degussa-Hüls Aktiengesellschaft 60287 Frankfurt am Main / DE | ||
Former [1997/39] | For all designated states HÜLS AKTIENGESELLSCHAFT 45764 Marl / DE | Inventor(s) | 01 /
Fast, Peter. Dr. Bandelstrasse 6 30171 Hannover / DE | 02 /
Grund, Gerda, Dr. Stolbergstrasse 61 48249 Dülmen / DE | 03 /
Kahsnitz, John, Dr. Alter Postweg 48 45721 Haltern / DE | [1997/39] | Application number, filing date | 97101884.1 | 06.02.1997 | [1997/39] | Priority number, date | DE1996110673 | 19.03.1996 Original published format: DE 19610673 | DE1996110676 | 19.03.1996 Original published format: DE 19610676 | [1997/39] | Filing language | DE | Procedural language | DE | Publication | Type: | A2 Application without search report | No.: | EP0796822 | Date: | 24.09.1997 | Language: | DE | [1997/39] | Type: | A3 Search report | No.: | EP0796822 | Date: | 12.11.1997 | [1997/46] | Type: | B1 Patent specification | No.: | EP0796822 | Date: | 28.07.1999 | Language: | DE | [1999/30] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 29.09.1997 | Classification | IPC: | C02F1/28, B01J20/34 | [1997/39] | CPC: |
B01J20/34 (EP,US);
C02F1/285 (EP,US)
| Designated contracting states | BE, CH, DE, ES, FR, GB, IT, LI, NL [1997/39] | Title | German: | Verfahren zur Reinigung von organische Inhaltsstoffe enthaltenden Wässern | [1997/39] | English: | Process for purifying water containing organic compounds | [1997/39] | French: | Procédé pour la purification des eaux contenant des composés organiques | [1997/39] | Examination procedure | 28.11.1997 | Examination requested [1998/05] | 24.11.1998 | Despatch of communication of intention to grant (Approval: Yes) | 04.02.1999 | Communication of intention to grant the patent | 12.04.1999 | Fee for grant paid | 12.04.1999 | Fee for publishing/printing paid | Opposition(s) | 29.04.2000 | No opposition filed within time limit [2000/28] | Fees paid | Renewal fee | 25.02.1999 | 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 | [DX]DD249190 (BITTERFELD CHEMIE [DD]) [DX] 1,7,9,11 * page 1, paragraph 5 * * "Wesen der Erfindung" * * page 2, line 1 - line 3 * * page 2, line 9 - line 19 *; | [Y]US4289505 (HARDISON LESLIE C, et al) [Y] 1,3-5,7,9-11 * column 1, line 4 - line 11 * * column 3, line 11 - line 21 * * column 3, line 34 - column 4, line 30; figure . *; | [DY]DE4204573 (ALPHA TECH GMBH TECHNOLOGIE FU [DE]) [DY] 1,3-5,7,9-11 * column 4, line 8 - line 20 * * column 5, line 8 - line 30 * * column 6, line 59 - column 7, line 20 *; | [A]DE4329243 (SCHERING AG [DE]) [A] 1,7-9,11 * column 5, line 50 - column 6, line 26 * * figures 1,2,8,9 *; | [A]US2769751 (PAULL PETER L) [A] 1 * column 2, line 36 - line 67 * * column 3, line 48 - line 59 * * figure . *; | [A]AT396654B (SEMLITSCH IGNAZ [AT]) [A] 1 * page 3, line 5 - line 31; figure . * |