EP0221377 - Method of finely grinding mineral material and device for carrying out the method [Right-click to bookmark this link] | Status | The application has been withdrawn Status updated on 12.04.1989 Database last updated on 24.08.2024 | Most recent event Tooltip | 07.07.2007 | Change - inventor | published on 08.08.2007 [2007/32] | Applicant(s) | For all designated states Fried. Krupp Gesellschaft mit beschränkter Haftung Altendorfer Strasse 103 45143 Essen / DE | [N/P] |
Former [1987/20] | For all designated states Fried. Krupp Gesellschaft mit beschränkter Haftung Altendorfer Strasse 103 D-45143 Essen / DE | Inventor(s) | 01 /
Auerbach, Horst Oemberg 92 D-4330 Mülheim/Ruhr / DE | 02 /
Dörr, Hermann Theodor-Suhnelstrasse 6 D-4330 Mülheim/Ruhr / DE | [1987/20] | Application number, filing date | 86113849.3 | 07.10.1986 | [1987/20] | Priority number, date | DE19853538991 | 02.11.1985 Original published format: DE 3538991 | [1987/20] | Filing language | DE | Procedural language | DE | Publication | Type: | A2 Application without search report | No.: | EP0221377 | Date: | 13.05.1987 | Language: | DE | [1987/20] | Type: | A3 Search report | No.: | EP0221377 | Date: | 03.08.1988 | Language: | DE | [1988/31] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 16.06.1988 | Classification | IPC: | B02C17/08 | [1987/20] | CPC: |
B02C17/08 (EP);
B02C23/32 (EP)
| Designated contracting states | AT, FR, GB [1987/20] | Title | German: | Verfahren zur Feinstzerkleinerung von mineralischen Stoffen und Vorrichtung zur Durchführung des Verfahrens | [1987/20] | English: | Method of finely grinding mineral material and device for carrying out the method | [1987/20] | French: | Procédé pour le broyage fin de matières minérales et dispositif pour la mise en oeuvre du procédé | [1987/20] | File destroyed: | 21.07.1995 | Examination procedure | 15.09.1988 | Examination requested [1988/45] | 09.12.1988 | Despatch of a communication from the examining division (Time limit: M04) | 09.03.1989 | Application withdrawn by applicant [1989/22] | Fees paid | Renewal fee | 01.09.1988 | Renewal fee patent year 03 |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 | [Y]DE2038286 (AKIS AYDIN); | [Y]DE684613 (EMIL DIEPENBROCK, et al); | [A]FR333272 (ALCIBIADE DEVAUX [FR]); | [A]GB191321079 (BOULTON LTD WILLIAM, et al); | [A]US1772737 (WISE AUSTICE A, et al) |