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Extract from the Register of European Patents

EP About this file: EP1170384

EP1170384 - A method of operating a rotary hearth reducing furnace [Right-click to bookmark this link]
Former [2002/02]FACILITIES FOR REDUCING METAL OXIDE, METHOD FOR OPERATING THE FACILITIES AND MOLDINGS AS LAW MATERIAL TO BE CHARGED TO REDUCTION FURNACE
[2009/50]
StatusNo opposition filed within time limit
Status updated on  11.02.2011
Database last updated on 05.08.2024
Most recent event   Tooltip11.02.2011No opposition filed within time limitpublished on 16.03.2011  [2011/11]
Applicant(s)For all designated states
Nippon Steel Corporation
6-3, 2-chome, Ote-machi
Chiyoda-ku
Tokyo 100-0004 / JP
[N/P]
Former [2010/14]For all designated states
Nippon Steel Corporation
6-3, 2-chome, Ote-machi, Chiyoda-ku
Tokyo 100-0004 / JP
Former [2002/02]For all designated states
Nippon Steel Corporation
6-3, 2-chome, Ote-machi, Chiyoda-ku
Tokyo 100-0004 / JP
Inventor(s)01 / IBARAKI, Tetsuharu
Nippon Steel Corp. Kimitsu Works., 1, Kimutsu
Kimitsu-shi, Chiba 299-1141 / JP
02 / HIROMATSU, Takashi
Nippon Steel Corp. Kimitsu Works., 1, Kimitsu
Kimitsu-shi, Chiba 299-1141 / JP
03 / KONDO, Satoshi
Nippon Steel Corp. Kimitsu Works., 1, Kimitsu
Kimitsu-shi, Chiba 299-1141 / JP
04 / IMURA, Shoji
Nippon Steel Corp. Kimitsu Works., 1, Kimitsu
Kimitsu-shi, Chiba 299-1141 / JP
05 / ABE, Yoichi
Nippon Steel Corp. Techn. Dev., 20-1, Shintomi
Futtsu-shi, Chiba 293-0011 / JP
 [2002/02]
Representative(s)Vossius & Partner Patentanwälte Rechtsanwälte mbB
Siebertstrasse 3
81675 München / DE
[N/P]
Former [2008/35]Vossius & Partner
Siebertstrasse 3
81675 München / DE
Former [2002/02]VOSSIUS & PARTNER
Siebertstrasse 4
81675 München / DE
Application number, filing date00980059.012.12.2000
[2002/02]
WO2000JP08771
Priority number, dateJP1999035343413.12.1999         Original published format: JP 35343499
JP1999035701216.12.1999         Original published format: JP 35701299
JP2000037201606.12.2000         Original published format: JP 2000372016
JP2000037201906.12.2000         Original published format: JP 2000372019
[2002/02]
Filing languageJA
Procedural languageEN
PublicationType: A1 Application with search report
No.:WO0142516
Date:14.06.2001
Language:EN
[2001/24]
Type: A1 Application with search report 
No.:EP1170384
Date:09.01.2002
Language:EN
The application published by WIPO in one of the EPO official languages on 14.06.2001 takes the place of the publication of the European patent application.
[2002/02]
Type: B1 Patent specification 
No.:EP1170384
Date:07.04.2010
Language:EN
[2010/14]
Search report(s)International search report - published on:JP14.06.2001
(Supplementary) European search report - dispatched on:EP16.03.2004
ClassificationIPC:C21B13/10
[2002/02]
CPC:
C21B13/105 (EP,US); C21B13/10 (EP,KR,US); Y02P10/20 (EP,US)
Designated contracting statesFR,   GB [2002/02]
TitleGerman:Verfahren zum Betreiben eines Drehherd-Reduktionsofens[2010/07]
English:A method of operating a rotary hearth reducing furnace[2010/07]
French:Procédé de mise en oeuvre d'un four de réduction a foyer rotatif[2010/07]
Former [2002/02]EINRICHTUNGEN ZUM REDUZIEREN VON METALLOXIDEN, VERFAHREN ZUR BEDIENUNG DER EINRICHTUNGEN UND FORMTEILE ALS ROHMATERIAL, WOMIT DER REDUKTIONSOFEN CHARGIERT WIRD
Former [2002/02]FACILITIES FOR REDUCING METAL OXIDE, METHOD FOR OPERATING THE FACILITIES AND MOLDINGS AS LAW MATERIAL TO BE CHARGED TO REDUCTION FURNACE
Former [2002/02]INSTALLATIONS DE REDUCTION D'OXYDE DE METAL, PROCEDE D'EXPLOITATION DE CES INSTALLATIONS ET PIECES MOULEES UTILISEES COMME MATERIAU BRUT A CHARGER DANS UN FOUR DE REDUCTION
Entry into regional phase05.09.2001Translation filed 
05.09.2001National basic fee paid 
05.09.2001Search fee paid 
05.09.2001Designation fee(s) paid 
05.09.2001Examination fee paid 
Examination procedure05.09.2001Examination requested  [2002/02]
14.04.2005Despatch of a communication from the examining division (Time limit: M04)
24.08.2005Reply to a communication from the examining division
14.12.2006Despatch of a communication from the examining division (Time limit: M04)
20.03.2007Reply to a communication from the examining division
29.09.2008Communication of intention to grant the patent
19.01.2009Fee for grant paid
19.01.2009Fee for publishing/printing paid
Opposition(s)10.01.2011No opposition filed within time limit [2011/11]
Fees paidRenewal fee
30.12.2002Renewal fee patent year 03
31.12.2003Renewal fee patent year 04
31.12.2004Renewal fee patent year 05
30.12.2005Renewal fee patent year 06
29.12.2006Renewal fee patent year 07
28.12.2007Renewal fee patent year 08
30.12.2008Renewal fee patent year 09
23.12.2009Renewal fee patent year 10
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Documents cited:Search[X]JPH1112621  ;
 [X]US2793109  (JACK HUEBLER, et al) [X] 1-25* the whole document *;
 [X]DE1508051  (MIDLAND ROSS CORP) [X] 1-25 * the whole document *;
 [X]  - PATENT ABSTRACTS OF JAPAN, (19990430), vol. 1999, no. 04, & JP11012621 A 19990119 (SUMITOMO METAL IND LTD) [X] 1-25 * abstract *
 [X]  - IM AUFTRAG DER KOMMISSION DER EUROPÄISCHEN GEMEINSCHAFTEN, Direktreduktion von Eisenerz, DÜSSELDORF, GERMANY, VERLAG STAHLEISEN M.B.H., (1976), XP002271534 [X] 1-25 * page 538 - page 547; figures 1,2 *
International search[Y]JPS4312496B  ;
 [Y]JPS5245518  (HIDAKA CHIKARA);
 [Y]JPS5939095U  ;
 [Y]JPH06206097  (TOFUKU KK);
 [Y]JPH0919607  (KUBOTA KK);
 [Y]JPH1112619  (SUMITOMO METAL IND)
The EPO accepts no responsibility for the accuracy of data originating from other authorities; in particular, it does not guarantee that it is complete, up to date or fit for specific purposes.