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EP0289720
European procedure
Extract from the Register of European Patents
EP About this file: EP0289720
| EP0289720 - Method for applying a layer of spray concrete [Right-click to bookmark this link] | |||
| Former [1988/45] | Method and spraygun for applying a layer of spray concrete | ||
| [1992/15] | Status | No opposition filed within time limit Status updated on 11.02.1993 Database last updated on 28.03.2026 | Most recent event Tooltip | 11.02.1993 | No opposition filed within time limit | published on 31.03.1993 [1993/13] | Applicant(s) | For all designated states Degussa GmbH Weissfrauenstrasse 9 60311 Frankfurt / DE | [N/P] |
| Former [1988/45] | For all designated states Degussa Aktiengesellschaft Weissfrauenstrasse 9 D-60311 Frankfurt / DE | Inventor(s) | 01 /
Müller, Karl-Hans, Dr. Robert-Koch-Strasse 17 D-6454 Bruchköbel / DE | 02 /
Barthel, Walter Gartenstrasse 7 D-6456 Langenselbold / DE | [1988/45] | Application number, filing date | 88102608.2 | 23.02.1988 | [1988/45] | Priority number, date | DE19873714386 | 30.04.1987 Original published format: DE 3714386 | [1988/45] | Filing language | DE | Procedural language | DE | Publication | Type: | A2 Application without search report | No.: | EP0289720 | Date: | 09.11.1988 | Language: | DE | [1988/45] | Type: | A3 Search report | No.: | EP0289720 | Date: | 20.12.1989 | Language: | DE | [1989/51] | Type: | B1 Patent specification | No.: | EP0289720 | Date: | 08.04.1992 | Language: | DE | [1992/15] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 01.11.1989 | Classification | IPC: | E04G21/02, E04G21/04, B65G53/32, C04B28/04 | [1989/49] | CPC: |
C04B14/062 (EP,US);
E04G21/04 (EP,US);
C04B2111/00146 (EP,US);
C04B2111/00482 (EP,US)
| C-Set: |
C04B14/062, C04B40/0028 (EP,US)
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| Former IPC [1988/45] | C04B14/06, E04G21/04 | Designated contracting states | AT, BE, CH, DE, ES, FR, GB, IT, LI, NL, SE [1988/45] | Title | German: | Verfahren zum Auftragen einer Spritzbetonschicht | [1992/15] | English: | Method for applying a layer of spray concrete | [1992/15] | French: | Procédé de projection pour appliquer une couche de béton projeté | [1992/15] |
| Former [1988/45] | Verfahren und Spritzaggregat zum Auftragen einer Spritzbetonschicht | ||
| Former [1988/45] | Method and spraygun for applying a layer of spray concrete | ||
| Former [1988/45] | Procédé et agrégat de projection pour appliquer une couche de béton projeté | Examination procedure | 23.02.1988 | Examination requested [1988/45] | 06.03.1991 | Despatch of a communication from the examining division (Time limit: M04) | 25.06.1991 | Reply to a communication from the examining division | 31.07.1991 | Despatch of communication of intention to grant (Approval: Yes) | 09.10.1991 | Communication of intention to grant the patent | 27.11.1991 | Fee for grant paid | 27.11.1991 | Fee for publishing/printing paid | Opposition(s) | 09.01.1993 | No opposition filed within time limit [1993/13] | Fees paid | Renewal fee | 24.01.1990 | Renewal fee patent year 03 | 05.02.1991 | Renewal fee patent year 04 | 27.01.1992 | Renewal fee patent year 05 |
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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] STRASSEN UND TIEFBAU, April 1984, Isernhagen D.MLLER "Das Betonna- und Trockenspritzverfahren" Seiten 37-40 [Y] |