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EP0554886
European procedure
Extract from the Register of European Patents
EP About this file: EP0554886
| EP0554886 - A filtering method of flue gas of a boiler [Right-click to bookmark this link] | |||
| Former [1993/32] | A filtering method of flue gas of a boiler and a filter apparatus for hot gas | ||
| [1998/19] | Status | No opposition filed within time limit Status updated on 15.10.1999 Database last updated on 21.03.2026 | Most recent event Tooltip | 15.10.1999 | No opposition filed within time limit | published on 01.12.1999 [1999/48] | Applicant(s) | For all designated states ASAHI GLASS COMPANY LTD. 1-2, Marunouchi 2-chome Chiyoda-ku Tokyo 100 / JP | [N/P] |
| Former [1993/32] | For all designated states ASAHI GLASS COMPANY LTD. 1-2, Marunouchi 2-chome Chiyoda-ku Tokyo 100 / JP | Inventor(s) | 01 /
Oda, Noriyuki c/o Asahi Glass Co. Ltd, 1-2, Marunouchi 2-chome Chiyoda-ku, Tokyo / JP | 02 /
Maeno, Hiroshi, c/o Asahi Glass Company Ltd. Bunshitsu, 474-2 Tsukagoshi 3-chome Saiwai-ku, Kawasaki-shi, Kanagawa-ken / JP | 03 /
Higashi, Katsumi, c/o Asahi Glass Company Ltd. Bunshitsu, 474-2 Tsukagoshi 3-chome Saiwai-ku, Kawasaki-shi, Kanagawa-ken / JP | 04 /
Toriyama, Akira c/o Asahi Glass Co. Ltd., 1-2, marunouchi 2-chome Chiyoda-ku, Tokyo / JP | 05 /
Shimoda, Hiromi Ishikawajima-Harima Jukogyo Kabushiki Kaisha 3-2-16, Toyosu, Koto-ku, Tokyo / JP | [1993/32] | Representative(s) | Wächtershäuser, Günter Wächtershäuser & Hartz Patentanwälte Ottostrasse 4 80333 München / DE | [N/P] |
| Former [1993/32] | Wächtershäuser, Günter, Prof. Dr. Patentanwalt, Tal 29 D-80331 München / DE | Application number, filing date | 93101818.8 | 05.02.1993 | [1993/32] | Priority number, date | JP19920054415 | 05.02.1992 Original published format: JP 5441592 | JP19920168415 | 03.06.1992 Original published format: JP 16841592 | [1993/32] | Filing language | EN | Procedural language | EN | Publication | Type: | A2 Application without search report | No.: | EP0554886 | Date: | 11.08.1993 | Language: | EN | [1993/32] | Type: | A3 Search report | No.: | EP0554886 | Date: | 20.10.1993 | Language: | EN | [1993/42] | Type: | B1 Patent specification | No.: | EP0554886 | Date: | 09.12.1998 | Language: | EN | [1998/50] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 02.09.1993 | Classification | IPC: | B01D46/04 | [1993/32] | CPC: |
B01D46/2407 (EP,US);
B01D46/0043 (EP,US);
B01D46/44 (EP,US);
B01D46/58 (EP,US);
B01D46/70 (EP,US);
B01D46/72 (EP,US);
| Designated contracting states | DE, ES, GB [1993/32] | Title | German: | Methode zum Filtern von Abgasen aus einem Heizkessel | [1998/19] | English: | A filtering method of flue gas of a boiler | [1998/19] | French: | Méthode pour filtre les gaz de rejet d'une chaudière | [1998/19] |
| Former [1993/32] | Methode zum Filtern von Abgasen von einem Heilkessel und Heizgasfilter | ||
| Former [1993/32] | A filtering method of flue gas of a boiler and a filter apparatus for hot gas | ||
| Former [1993/32] | Méthode pour filtre les gaz de rejet d'une chaudière et filtre pour gaz chaud | Miscellaneous | EPB 1998/50: (deleted) | EPB 1998/50: (deleted) | EPB 1998/50: (deleted) | EPB 1996/48: Teilanmeldung 96115249.3 eingereicht am 23/09/96 | EPB 1996/48: Divisional application 96115249.3 filed on 23/09/96 | EPB 1996/48: Demande divisionnaire 96115249.3 déposée le 23/09/96 | Examination procedure | 28.01.1994 | Examination requested [1994/13] | 07.03.1995 | Despatch of a communication from the examining division (Time limit: M06) | 15.09.1995 | Reply to a communication from the examining division | 12.03.1996 | Despatch of a communication from the examining division (Time limit: M06) | 23.09.1996 | Reply to a communication from the examining division | 21.02.1997 | Despatch of a communication from the examining division (Time limit: M04) | 03.07.1997 | Reply to a communication from the examining division | 06.04.1998 | Despatch of communication of intention to grant (Approval: Yes) | 09.06.1998 | Communication of intention to grant the patent | 10.08.1998 | Fee for grant paid | 10.08.1998 | Fee for publishing/printing paid | Divisional application(s) | EP96115249.3 / EP0754486 | Opposition(s) | 10.09.1999 | No opposition filed within time limit [1999/48] | Fees paid | Renewal fee | 27.02.1995 | Renewal fee patent year 03 | 28.02.1996 | Renewal fee patent year 04 | 28.02.1997 | Renewal fee patent year 05 | 27.02.1998 | Renewal fee patent year 06 |
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