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Extract from the Register of European Patents

EP About this file: EP0745415

EP0745415 - Sludge filtering and thickening installation and method [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  07.06.2002
Database last updated on 21.09.2024
Most recent event   Tooltip07.06.2002No opposition filed within time limitpublished on 24.07.2002  [2002/30]
Applicant(s)For all designated states
FUJI ELECTRIC CO. LTD.
1-1, Tanabeshinden, Kawasaki-ku
Kawasaki 210 / JP
[1996/49]
Inventor(s)01 / Yamaguchi, Mikimasa, Nagasaka Dormitory
3-9-7 Nagasaka
Yokosuka City, Kanagawa 240-01 / JP
02 / Fukuzawa, Hiroshi
1083 Shinohara-cho, Minatokita-ku
Yokohama City, Kanagawa 222 / JP
03 / Arai, Toshitaka
8-2-6-104 Kamagaya
Kamagaya City, Chiba 273-01 / JP
[1996/49]
Representative(s)Bridge-Butler, Alan James, et al
Baron Warren Redfern 19 South End Kensington
London W8 5BU / GB
[N/P]
Former [1997/32]Bridge-Butler, Alan James, et al
G.F. Redfern & Co., 7 Staple Inn, Holborn
London WC1V 7QF / GB
Former [1996/49]Topley, Paul, et al
G.F. Redfern & Co. Redfern House 149/151 Tarring Road
Worthing West Sussex BN11 4HE / GB
Application number, filing date96113134.905.01.1994
[1996/49]
Priority number, dateJP1993000086707.01.1993         Original published format: JP 86793
[1996/49]
Filing languageEN
Procedural languageEN
PublicationType: A2 Application without search report 
No.:EP0745415
Date:04.12.1996
Language:EN
[1996/49]
Type: A3 Search report 
No.:EP0745415
Date:17.12.1997
[1997/51]
Type: B1 Patent specification 
No.:EP0745415
Date:01.08.2001
Language:EN
[2001/31]
Search report(s)(Supplementary) European search report - dispatched on:EP04.11.1997
ClassificationIPC:B01D29/39, B01D29/66, B01D29/82
[1996/49]
CPC:
B01D29/33 (EP,US); C02F11/121 (KR); B01D29/25 (KR);
B01D29/39 (EP,US); B01D29/52 (EP,US); B01D29/66 (EP,US);
B01D29/822 (EP,US); B01D29/90 (KR); B01D29/92 (EP,KR,US);
C02F11/12 (KR); B01D2201/0484 (EP,US); B01D2201/206 (EP,US);
Y02W10/20 (KR) (-)
Designated contracting statesDE,   FR,   GB [1996/49]
TitleGerman:Anlage und Verfahren zum Filtern und Eindicken von Schlämmen[1996/49]
English:Sludge filtering and thickening installation and method[1996/49]
French:Procédé et installation de filtration et d'épaississement de boues[1996/49]
Examination procedure16.08.1996Examination requested  [1996/49]
06.05.1998Despatch of a communication from the examining division (Time limit: M06)
29.10.1998Reply to a communication from the examining division
27.09.1999Despatch of a communication from the examining division (Time limit: M04)
16.11.1999Reply to a communication from the examining division
13.03.2000Despatch of a communication from the examining division (Time limit: M04)
28.06.2000Reply to a communication from the examining division
13.12.2000Despatch of communication of intention to grant (Approval: Yes)
05.02.2001Communication of intention to grant the patent
13.02.2001Fee for grant paid
13.02.2001Fee for publishing/printing paid
Parent application(s)   TooltipEP94300040.6  / EP0606154
Opposition(s)03.05.2002No opposition filed within time limit [2002/30]
Fees paidRenewal fee
16.08.1996Renewal fee patent year 03
28.10.1996Renewal fee patent year 04
24.11.1997Renewal fee patent year 05
23.11.1998Renewal fee patent year 06
27.11.1999Renewal fee patent year 07
13.11.2000Renewal fee patent year 08
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Documents cited:Search[Y]GB123589  (BRITISH DYES LTD, et al) [Y] 3* page 3, line 8 - line 14; figure 1 *;
 [XY]US4064045  (SCHMIDT JR HENRY) [X] 1,2,4 * the whole document * [Y] 3
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.