EP0034694 - Process for producing crystalline zeolite A [Right-click to bookmark this link] | Status | No opposition filed within time limit Status updated on 28.05.1985 Database last updated on 24.08.2024 | Most recent event Tooltip | 28.05.1985 | No opposition filed within time limit | published on 31.07.1985 [1985/31] | Applicant(s) | For all designated states Degussa GmbH Weissfrauenstrasse 9 60311 Frankfurt / DE | For all designated states Henkel Kommanditgesellschaft auf Aktien 40191 Düsseldorf / DE | [N/P] |
Former [1982/21] | For all designated states Degussa Aktiengesellschaft Weissfrauenstrasse 9 D-60311 Frankfurt / DE | ||
For all designated states Henkel Kommanditgesellschaft auf Aktien D-40191 Düsseldorf / DE | |||
Former [1981/35] | For all designated states Degussa Aktiengesellschaft Weissfrauenstrasse 9 D-60311 Frankfurt / DE | ||
For all designated states Henkel Kommanditgesellschaft auf Aktien -Patentabteilung- Postfach 1100 Henkelstrasse 67 D-4000 Düsseldorf 1 / DE | Inventor(s) | 01 /
Strack, Hans, Dr. Siedlungsstrasse 26 D-8755 Alzenau / DE | [1981/35] | Application number, filing date | 81100173.4 | 13.01.1981 | [1981/35] | Priority number, date | DE19803007044 | 26.02.1980 Original published format: DE 3007044 | [1981/35] | Filing language | DE | Procedural language | DE | Publication | Type: | A1 Application with search report | No.: | EP0034694 | Date: | 02.09.1981 | Language: | DE | [1981/35] | Type: | B1 Patent specification | No.: | EP0034694 | Date: | 25.07.1984 | Language: | DE | [1984/30] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 11.06.1981 | Classification | IPC: | C01B33/28 | [1981/35] | CPC: |
C01B33/2823 (EP,US);
Y10S423/24 (EP,US)
| Designated contracting states | AT, BE, CH, DE, FR, GB, IT, LI, NL, SE [1981/35] | Title | German: | Verfahren zur Herstellung von kristallinem Zeolith A | [1981/35] | English: | Process for producing crystalline zeolite A | [1981/35] | French: | Procédé pour la production de zéolite A cristalline | [1981/35] | Examination procedure | 13.01.1981 | Examination requested [1981/35] | 22.02.1982 | Despatch of a communication from the examining division (Time limit: M04) | 14.05.1982 | Reply to a communication from the examining division | 01.10.1982 | Despatch of a communication from the examining division (Time limit: M06) | 04.03.1983 | Reply to a communication from the examining division | 27.09.1983 | Despatch of communication of intention to grant (Approval: ) | 16.12.1983 | Communication of intention to grant the patent | 08.03.1984 | Fee for grant paid | 08.03.1984 | Fee for publishing/printing paid | Opposition(s) | 26.04.1985 | No opposition filed within time limit [1985/31] | Fees paid | Renewal fee | 12.01.1983 | Renewal fee patent year 03 | 28.12.1983 | 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 | DE2734296 [ ] (HENKEL KGAA, et al) | [ ] - SPRECHSAAL, Band 112, Nr. 12, 1979 F. WOLF et al. "Zur Synthese und Anwendung zeolithischer Molekularsiebe, Teil I: Synthese" Seiten 917 bis 922 | [ ] - MANUFACTURING CHEMIST & AEROSOL NEWS, Band 49, Nr. 10, 1978 M. ETTLINGER et al. "Synthetic Zeolites as New Builders for Detergents" Seiten 51 bis 66 | Examination | DE2704310 | DE2651436 | DE2651420 | DE2651485 |