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EP0646757
European procedure
Extract from the Register of European Patents
EP About this file: EP0646757
| EP0646757 - DC ARC FURNACE [Right-click to bookmark this link] | Status | No opposition filed within time limit Status updated on 08.10.1999 Database last updated on 19.03.2026 | Most recent event Tooltip | 08.10.1999 | No opposition filed within time limit | published on 24.11.1999 [1999/47] | Applicant(s) | For all designated states ISHIKAWAJIMA-HARIMA JUKOGYO KABUSHIKI KAISHA 2-1, Ote-machi 2-chome Chiyoda-ku Tokyo 100 / JP | [N/P] |
| Former [1995/14] | For all designated states ISHIKAWAJIMA-HARIMA JUKOGYO KABUSHIKI KAISHA 2-1, Ote-machi 2-chome Chiyoda-ku Tokyo 100 / JP | Inventor(s) | 01 /
YOSHIDA, Hironobu Town-House E-1-3, 3-70, Irifune Urayasu-shi, Chiba 279 / JP | 02 /
TSUKIZAKI, Shinichi 4-6-18, Tendai, Inage-ku Chiba-shi, Chiba 263 / JP | [1995/14] | Representative(s) | Jennings, Nigel Robin, et al Kilburn & Strode LLP 20 Red Lion Street London WC1R 4PJ / GB | [N/P] |
| Former [1995/14] | Jennings, Nigel Robin, et al KILBURN & STRODE 30 John Street London WC1N 2DD / GB | Application number, filing date | 94912674.2 | 14.04.1994 | [1995/14] | WO1994JP00617 | Priority number, date | JP19930088803 | 15.04.1993 Original published format: JP 8880393 | [1995/14] | Filing language | JA | Procedural language | EN | Publication | Type: | A1 Application with search report | No.: | WO9424503 | Date: | 27.10.1994 | Language: | EN | [1994/24] | Type: | A1 Application with search report | No.: | EP0646757 | Date: | 05.04.1995 | Language: | EN | The application published by WIPO in one of the EPO official languages on 27.10.1994 takes the place of the publication of the European patent application. | [1995/14] | Type: | B1 Patent specification | No.: | EP0646757 | Date: | 02.12.1998 | Language: | EN | [1998/49] | Search report(s) | International search report - published on: | JP | 27.10.1994 | (Supplementary) European search report - dispatched on: | EP | 09.06.1995 | Classification | IPC: | F27B3/08, F27B3/18, F27D11/10, F27D13/00, C21C5/52 | [1995/28] | CPC: |
C21C5/5229 (EP,US);
C21C5/527 (EP,US);
C21C5/565 (EP,US);
F27B3/08 (KR);
F27B3/18 (KR);
F27B3/183 (EP,US);
F27D11/10 (EP,US);
H05B7/11 (EP,US);
C21C2005/5235 (EP,US);
F27D13/002 (EP,US);
F27D2099/0023 (EP,US);
F27D3/0032 (EP,US);
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| Former IPC [1995/14] | F27B3/08, F27B3/18, F27D11/10, F27D13/00 | Designated contracting states | DE, ES, FR, GB [1995/14] | Title | German: | GLEICHSTROMLICHTBOGENOFEN | [1995/14] | English: | DC ARC FURNACE | [1995/14] | French: | FOUR A ARC CC | [1995/14] | Entry into regional phase | 11.11.1994 | Translation filed | 15.11.1994 | National basic fee paid | 15.11.1994 | Search fee paid | 15.11.1994 | Designation fee(s) paid | 20.02.1995 | Examination fee paid | Examination procedure | 20.02.1995 | Examination requested [1995/16] | 16.06.1997 | Despatch of a communication from the examining division (Time limit: M04) | 16.10.1997 | Reply to a communication from the examining division | 31.10.1997 | Despatch of a communication from the examining division (Time limit: M02) | 22.12.1997 | Reply to a communication from the examining division | 11.02.1998 | Despatch of communication of intention to grant (Approval: Yes) | 26.05.1998 | Communication of intention to grant the patent | 12.06.1998 | Fee for grant paid | 12.06.1998 | Fee for publishing/printing paid | Opposition(s) | 03.09.1999 | No opposition filed within time limit [1999/47] | Fees paid | Renewal fee | 16.04.1996 | Renewal fee patent year 03 | 12.04.1997 | Renewal fee patent year 04 | 14.04.1998 | Renewal fee patent year 05 |
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