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EP0137791
European procedure
Extract from the Register of European Patents
EP About this file: EP0137791
| EP0137791 - USE OF A POROUS CERAMIC BODY FOR THE FILTRATION OF METALS [Right-click to bookmark this link] | |||
| Former [1985/17] | POROUS CERAMIC FILTER BODY AND MANUFACTURING METHOD THEREOF | ||
| [1988/37] | Status | No opposition filed within time limit Status updated on 12.07.1989 Database last updated on 20.07.2024 | Most recent event Tooltip | 12.07.1989 | No opposition filed within time limit | published on 30.08.1989 [1989/35] | Applicant(s) | For all designated states Schweizerische Aluminium AG 8212 Neuhausen am Rheinfall / CH | [N/P] |
| Former [1985/17] | For all designated states Schweizerische Aluminium AG CH-8212 Neuhausen am Rheinfall / CH | Inventor(s) | 01 /
KAMPFER, Konrad Neuhausweg 20 CH-8240 Thayngen / CH | 02 /
RIEGER, Wolfhart zur Mühle CH-8263 Buch / CH | 03 /
GAUCKLER, Ludwig Gemsgasse 11 CH-8200 Schaffhausen / CH | 04 /
DELLAPINA, Marco Eichenstrasse 21 CH-8200 Schaffhausen / CH | [1985/17] | Application number, filing date | 84900492.4 | 27.01.1984 | [1985/17] | WO1984CH00012 | Priority number, date | CH19830000809 | 11.02.1983 Original published format: CH 80983 | [1985/17] | Filing language | DE | Procedural language | DE | Publication | Type: | A2 Application without search report | No.: | WO8403056 | Date: | 16.08.1984 | [1984/20] | Type: | A1 Application with search report | No.: | EP0137791 | Date: | 24.04.1985 | Language: | DE | The application published by WIPO in one of the EPO official languages on 16.08.1984 takes the place of the publication of the European patent application. | [1985/17] | Type: | B1 Patent specification | No.: | EP0137791 | Date: | 14.09.1988 | Language: | DE | [1988/37] | Search report(s) | Classification | IPC: | B01D39/20, C22B9/02, C04B35/00 | [1988/37] | CPC: |
B01D39/2075 (EP,US);
C04B38/08 (EP,US);
C21C1/00 (EP,US);
C22B9/023 (EP,US);
Y02P10/20 (EP,US)
| C-Set: |
C04B38/08, C04B35/00 (EP,US)
|
| Former IPC [1985/17] | B01D39/20, C22B9/02, C04B21/00, C04B35/00, C21C1/00 | Designated contracting states | AT, CH, DE, FR, GB, LI, SE [1988/23] |
| Former [1985/17] | AT, BE, CH, DE, FR, GB, LI, LU, NL, SE | Title | German: | VERWENDUNG EINES KERAMISCHEN, MIT OFFENEN POREN VERSEHENEN KÖRPERS ZUM FILTRIEREN VON METALLEN | [1988/37] | English: | USE OF A POROUS CERAMIC BODY FOR THE FILTRATION OF METALS | [1988/37] | French: | UTILISATION D'UN ELEMENT EN CERAMIQUE DOTE DE PORES POUR LA FILTRATION DE METAUX | [1988/37] |
| Former [1985/17] | KERAMISCHER, MIT POREN VERSEHENER FILTERKÖRPER UND EIN VERFAHREN ZUM HERSTELLEN DESSELBEN | ||
| Former [1985/17] | POROUS CERAMIC FILTER BODY AND MANUFACTURING METHOD THEREOF | ||
| Former [1985/17] | ELEMENT FILTRE EN CERAMIQUE DOTE DE PORES, AINSI QU'UN PROCEDE DE FABRICATION | File destroyed: | 02.03.1998 | Entry into regional phase | 24.09.1984 | National basic fee paid | 24.09.1984 | Designation fee(s) paid | 24.09.1984 | Examination fee paid | Examination procedure | 24.09.1984 | Examination requested [1985/17] | 18.12.1985 | Despatch of a communication from the examining division (Time limit: M06) | 14.06.1986 | Reply to a communication from the examining division | 14.10.1986 | Despatch of a communication from the examining division (Time limit: M02) | 19.12.1986 | Reply to a communication from the examining division | 26.05.1987 | Despatch of a communication from the examining division (Time limit: M03) | 14.08.1987 | Reply to a communication from the examining division | 26.08.1987 | Despatch of a communication from the examining division (Time limit: M02) | 28.10.1987 | Reply to a communication from the examining division | 05.01.1988 | Despatch of communication of intention to grant (Approval: Yes) | 15.03.1988 | Communication of intention to grant the patent | 16.04.1988 | Fee for grant paid | 16.04.1988 | Fee for publishing/printing paid | Opposition(s) | 15.06.1989 | No opposition filed within time limit [1989/35] | Fees paid | Renewal fee | 13.12.1985 | Renewal fee patent year 03 | 16.12.1986 | Renewal fee patent year 04 | 16.12.1987 | 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. | Cited in | International search | [Y]US2568237 (EUGENE LATHE FRANK); | [Y]US2621131 (LATHE FRANK E); | [Y]US2842447 (SCHLOTZHAUER LEON R, et al); | [X]FR2075328 (STEIRISCHE MAGNESIT IND AG); | [Y]CH576275 (MITSUI MINING & SMELTING CO); | [A]FR2302979 (TECH TUILES BRIQUES CENTRE [FR]); | [A]US4278544 (TAKASHIMA MASARU); | [XP]EP0076781 (ALUSUISSE [CH]) |