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EP0090994
European procedure
Extract from the Register of European Patents
EP About this file: EP0090994
| EP0090994 - Process for the preparation of spherical alumina [Right-click to bookmark this link] | Status | No opposition filed within time limit Status updated on 04.05.1988 Database last updated on 19.03.2026 | Most recent event Tooltip | 04.05.1988 | No opposition filed within time limit | published on 22.06.1988 [1988/25] | Applicant(s) | For all designated states Condea Chemie GmbH Postfach 11 60, Fritz-Staiger-Strasse 15 D-25534 Brunsbüttel / DE | [1983/41] | Inventor(s) | 01 /
Meyer, Arnold Hohe Geest 1 D-2220 St. Michaelisdonn / DE | 02 /
Noweck, Klaus, Dr. Berliner Strasse 226 D-2212 Brunsbüttel / DE | [1983/41] | Representative(s) | Schupfner, Gerhard D., et al Müller Schupfner & Partner Patentanwälte Parkstrasse 1 21244 Buchholz / DE | [N/P] |
| Former [1983/41] | Schupfner, Gerhard D., et al Patentanwälte Müller, Schupfner & Gauger Postfach 17 53 D-21236 Buchholz / DE | Application number, filing date | 83102758.6 | 21.03.1983 | [1983/41] | Priority number, date | DE19823212249 | 02.04.1982 Original published format: DE 3212249 | [1983/41] | Filing language | DE | Procedural language | DE | Publication | Type: | A2 Application without search report | No.: | EP0090994 | Date: | 12.10.1983 | Language: | DE | [1983/41] | Type: | A3 Search report | No.: | EP0090994 | Date: | 05.09.1984 | Language: | DE | [1984/36] | Type: | B1 Patent specification | No.: | EP0090994 | Date: | 08.07.1987 | Language: | DE | [1987/28] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 03.07.1984 | Classification | IPC: | C01F7/02 | [1983/41] | CPC: |
C01F7/025 (EP,US);
C01P2004/32 (EP,US);
C01P2006/11 (EP,US);
C01P2006/12 (EP,US);
C01P2006/14 (EP,US);
C01P2006/21 (EP,US)
| Designated contracting states | BE, FR, GB, IT, NL [1983/41] | Title | German: | Verfahren zur Herstellung von kugelförmiger Tonerde | [1983/41] | English: | Process for the preparation of spherical alumina | [1983/41] | French: | Procédé de préparation d'alumine sphérique | [1983/41] | Examination procedure | 19.12.1984 | Examination requested [1985/11] | 06.11.1985 | Despatch of a communication from the examining division (Time limit: M06) | 15.05.1986 | Reply to a communication from the examining division | 25.09.1986 | Despatch of communication of intention to grant (Approval: ) | 13.01.1987 | Communication of intention to grant the patent | 01.04.1987 | Fee for grant paid | 01.04.1987 | Fee for publishing/printing paid | Opposition(s) | 09.04.1988 | No opposition filed within time limit [1988/25] | Fees paid | Renewal fee | 20.03.1985 | Renewal fee patent year 03 | 22.03.1986 | Renewal fee patent year 04 | 25.03.1987 | Renewal fee patent year 05 |
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