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Extract from the Register of European Patents

EP About this file: EP0648849

EP0648849 - Copper refining furnace [Right-click to bookmark this link]
StatusPatent maintained as amended
Status updated on  28.05.2004
Database last updated on 05.10.2024
Most recent event   Tooltip28.05.2004New entry: Fee for printing new specification paid 
28.05.2004Patent maintained (B2 publication)published on 14.07.2004  [2004/29]
Applicant(s)For all designated states
MITSUBISHI MATERIALS CORPORATION
5-1, Otemachi 1-chome
Chiyoda-ku
Tokyo / JP
[N/P]
Former [2000/50]For all designated states
MITSUBISHI MATERIALS CORPORATION
5-1, Otemachi 1-chome
Chiyoda-ku, Tokyo / JP
Former [1995/16]For all designated states
MITSUBISHI MATERIALS CORPORATION
6-1, Otemachi 1-chome
Chiyoda-ku Tokyo / JP
Inventor(s)01 / Goto, Moto, c/o Mitsubishi Materials Corp.
6-1, Otemachi 1-chome, Chiyoda-ku
Tokyo / JP
02 / Kikumoto, Nobuo, c/o Mitsubishi Materials Corp.
4-1, Hamamatsu-cho 2-chome, Minato-ku
Tokyo / JP
03 / Iida, Osamu, c/o Mitsubishi Materials Corp.
4-1, Hamamatsu-cho 2-chome, Minato-ku
Tokyo / JP
[1995/16]
Representative(s)Füchsle, Klaus, et al
Hoffmann - Eitle
ATTENTION : ADDRESS INACTIVE - USE ASS-NR - CDR / DE
[N/P]
Former [1995/16]Füchsle, Klaus, Dipl.-Ing., et al
Hoffmann, Eitle & Partner, Patentanwälte, Arabellastrasse 4
D-81925 München / DE
Application number, filing date94119082.919.11.1991
[1995/16]
Priority number, dateJP1990031467120.11.1990         Original published format: JP 31467190
JP1990031467520.11.1990         Original published format: JP 31467590
JP1990031468220.11.1990         Original published format: JP 31468290
[1995/16]
Filing languageEN
Procedural languageEN
PublicationType: A1 Application with search report 
No.:EP0648849
Date:19.04.1995
Language:EN
[1995/16]
Type: B1 Patent specification 
No.:EP0648849
Date:25.04.2001
Language:EN
[2001/17]
Type: B2 New European patent specification 
No.:EP0648849
Date:14.07.2004
Language:EN
[2004/29]
Search report(s)(Supplementary) European search report - dispatched on:EP09.02.1995
ClassificationIPC:C22B15/00, C22B15/14
[1995/16]
CPC:
C22B15/0039 (EP,US); C22B15/00 (KR); C22B15/003 (EP,US);
C22B15/005 (EP,US); C22B15/006 (EP,US); Y02P10/25 (EP,US)
Designated contracting statesDE,   GB,   IT,   SE [1995/16]
TitleGerman:Raffinationsofen für Kupfer[1995/16]
English:Copper refining furnace[1995/16]
French:Four pour le raffinage du cuivre[1995/16]
Examination procedure13.06.1995Examination requested  [1995/32]
08.01.1999Despatch of a communication from the examining division (Time limit: M04)
10.05.1999Reply to a communication from the examining division
16.07.1999Despatch of a communication from the examining division (Time limit: M04)
25.11.1999Reply to a communication from the examining division
08.08.2000Despatch of communication of intention to grant (Approval: Yes)
20.10.2000Communication of intention to grant the patent
11.01.2001Fee for grant paid
11.01.2001Fee for publishing/printing paid
Parent application(s)   TooltipEP91119729.1  / EP0487031
Opposition(s)Opponent(s)01  14.01.2002  05.02.2002  ADMISSIBLE
OUTOKUMPU OYJ
Riihitontuntie 7
FIN-02201 ESPOO / FI
Opponent's representative
Wahl, Hendrik
Graf Glück Habersack Kritzenberger
Wotanstrasse 64
80639 München / DE
 [N/P]
Former [2002/11]
Opponent(s)01  14.01.2002   
OUTOKUMPU OYJ
Riihitontuntie 7
FIN-02201 ESPOO / FI
Opponent's representative
Wahl, Hendrik, Dr.-Ing.
Zipse & Habersack, Wotanstrasse 64
80639 München / DE
08.03.2002Invitation to proprietor to file observations on the notice of opposition
09.09.2002Reply of patent proprietor to notice(s) of opposition
23.10.2003Legal effect of interlocutory decision in opposition
23.10.2003Date of oral proceedings
12.11.2003Despatch of interlocutory decision in opposition
12.11.2003Despatch of minutes of oral proceedings
05.03.2004Despatch of communication that the patent will be maintained as amended
18.05.2004Fee for printing new specification paid
Fees paidRenewal fee
30.01.1995Renewal fee patent year 03
30.01.1995Renewal fee patent year 04
28.11.1995Renewal fee patent year 05
29.11.1996Renewal fee patent year 06
28.11.1997Renewal fee patent year 07
26.11.1998Renewal fee patent year 08
26.11.1999Renewal fee patent year 09
20.11.2000Renewal fee patent year 10
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Lapses during opposition  TooltipGB19.11.2002
[2004/22]
Documents cited:Search[A]US1198434  (GARRED ULYSSES A [US]) [A] 1 * figures 1-3 *;
 [A]US3901489  (SUZUKI TAKASHI, et al) [A] 1 * figure 1 *;
 [A]DE2837160  (NORDDEUTSCHE AFFINERIE) [A] 1* figures 1,2 *;
 [A]GB2141535  (INSPIRATION CONS COPPER) [A] 1 * figures 1-5 *
OppositionUS3650519
 US4238228
 US4245821
 US4396181
    - A.K. Biswas et al., Extractive Metallurgy of Copper, Perhamon Press, 1976, p. 242-245
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.