EP0442890 - DEVICE FOR OPERATING A PRESSURE FILTER [Right-click to bookmark this link] | Status | No opposition filed within time limit Status updated on 20.05.1993 Database last updated on 19.10.2024 | Most recent event Tooltip | 12.11.1999 | Lapse of the patent in a contracting state New state(s): LU | published on 29.12.1999 [1999/52] | Applicant(s) | For all designated states HEINKEL INDUSTRIEZENTRIFUGEN GMBH & CO. Gottlob-Grotz-Strasse 1 D-74321 Bietigheim-Bissingen / DE | [1991/35] | Inventor(s) | 01 /
GERTEIS, Hans Ruländerweg 7 D-7120 Bietigheim-Bissingen / DE | [1991/35] | Representative(s) | Hoeger, Stellrecht & Partner Patentanwälte mbB Uhlandstrasse 14c 70182 Stuttgart / DE | [N/P] |
Former [1991/35] | Hoeger, Stellrecht & Partner Uhlandstrasse 14 c D-70182 Stuttgart / DE | Application number, filing date | 89908970.0 | 10.08.1989 | [1991/35] | WO1989EP00943 | Priority number, date | DE19883838108 | 10.11.1988 Original published format: DE 3838108 | [1991/35] | Filing language | DE | Procedural language | DE | Publication | Type: | A1 Application with search report | No.: | WO9005013 | Date: | 17.05.1990 | Language: | DE | [1990/11] | Type: | A1 Application with search report | No.: | EP0442890 | Date: | 28.08.1991 | Language: | DE | The application published by WIPO in one of the EPO official languages on 17.05.1990 takes the place of the publication of the European patent application. | [1991/35] | Type: | B1 Patent specification | No.: | EP0442890 | Date: | 15.07.1992 | Language: | DE | [1992/29] | Search report(s) | International search report - published on: | EP | 17.05.1990 | Classification | IPC: | B01D29/82, B01D29/33, B30B9/22 | [1991/35] | CPC: |
B30B9/225 (EP,US);
B01D29/82 (KR);
B01D29/15 (EP,US);
B01D29/70 (EP,US);
B01D29/822 (EP,US)
| Designated contracting states | AT, BE, CH, DE, FR, GB, IT, LI, LU, NL, SE [1991/35] | Title | German: | VORRICHTUNG ZUM BETREIBEN EINES AUSPRESSFILTERS | [1991/35] | English: | DEVICE FOR OPERATING A PRESSURE FILTER | [1991/35] | French: | PROCEDE DE FONCTIONNEMENT D'UN FILTRE-PRESSE | [1991/35] | Entry into regional phase | 12.04.1991 | National basic fee paid | 12.04.1991 | Designation fee(s) paid | 12.04.1991 | Examination fee paid | Examination procedure | 15.12.1989 | Request for preliminary examination filed International Preliminary Examining Authority: DE | 12.04.1991 | Examination requested [1991/35] | 20.09.1991 | Despatch of communication of intention to grant (Approval: Yes) | 15.01.1992 | Communication of intention to grant the patent | 08.04.1992 | Fee for grant paid | 08.04.1992 | Fee for publishing/printing paid | Opposition(s) | 16.04.1993 | No opposition filed within time limit [1993/27] | Fees paid | Renewal fee | 13.07.1991 | Renewal fee patent year 03 |
Opt-out from the exclusive Tooltip competence of the Unified Patent Court | See the Register of the Unified Patent Court for opt-out data | ||
Responsibility for the accuracy, completeness or quality of the data displayed under the link provided lies entirely with the Unified Patent Court. | Lapses during opposition Tooltip | BE | 15.07.1992 | NL | 15.07.1992 | SE | 15.07.1992 | AT | 10.08.1992 | LU | 31.08.1992 | [1999/52] |
Former [1994/25] | BE | 15.07.1992 | |
NL | 15.07.1992 | ||
SE | 15.07.1992 | ||
AT | 10.08.1992 | ||
Former [1993/16] | BE | 15.07.1992 | |
NL | 15.07.1992 | ||
SE | 15.07.1992 | ||
Former [1993/14] | NL | 15.07.1992 | |
SE | 15.07.1992 | ||
Former [1993/11] | SE | 15.07.1992 | Cited in | International search | DE2703598 [ ] (ENGLISH CLAYS LOVERING POCHIN); | FR2267143 [ ] (ENGLISH CLAYS LOVERING POCHIN [GB]); | DE3343298 [ ] (COMBER S P A COSTRUZIONI MECCA [IT]); | DE3517032 [ ] (HEINKEL IND ZENTRIFUGEN [DE]) |