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Extract from the Register of European Patents

EP About this file: EP0724126

EP0724126 - Honeycomb regenerator [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  15.02.2003
Database last updated on 29.10.2024
Most recent event   Tooltip15.02.2003No opposition filed within time limitpublished on 02.04.2003  [2003/14]
Applicant(s)For all designated states
NGK Insulators, Ltd.
2-56, Suda-Cho, Mizuho-ku
Nagoya City, Aichi Pref. / JP
[N/P]
Former [1996/31]For all designated states
NGK INSULATORS, LTD.
2-56, Suda-cho, Mizuho-ku
Nagoya City Aichi Pref. / JP
Inventor(s)01 / Kumazawa, Kazuhiko
NGK Takeda-Kita-Shataku, 9, Takeda-Cho 3-chome
Mizuho-Ku, Nagoya City, Aichi Pref. / JP
02 / Kotani, Wataru
2-505, 2-3 Takamoridai 10-chome
Kasugai City, Aichi Pref. / JP
[1996/31]
Representative(s)Paget, Hugh Charles Edward, et al
Mewburn Ellis LLP
City Tower
40 Basinghall Street
London EC2V 5DE / GB
[N/P]
Former [1996/31]Paget, Hugh Charles Edward, et al
MEWBURN ELLIS York House 23 Kingsway
London WC2B 6HP / GB
Application number, filing date96300516.025.01.1996
[1996/31]
Priority number, dateJP1995000972925.01.1995         Original published format: JP 972995
JP1995032877218.12.1995         Original published format: JP 32877295
JP1995034263428.12.1995         Original published format: JP 34263495
[1996/31]
Filing languageEN
Procedural languageEN
PublicationType: A2 Application without search report 
No.:EP0724126
Date:31.07.1996
Language:EN
[1996/31]
Type: A3 Search report 
No.:EP0724126
Date:11.02.1998
[1998/07]
Type: B1 Patent specification 
No.:EP0724126
Date:10.04.2002
Language:EN
[2002/15]
Search report(s)(Supplementary) European search report - dispatched on:EP05.01.1998
ClassificationIPC:F28D17/02, F28F21/04
[1996/31]
CPC:
F28D17/02 (EP,US); C03B5/237 (EP,US); Y02P40/50 (EP,US);
Y10S165/037 (EP,US); Y10S165/042 (EP,US); Y10S165/905 (EP,US)
Designated contracting statesBE,   DE,   FR,   GB [1996/31]
TitleGerman:Wabenregenerator[1996/31]
English:Honeycomb regenerator[1996/31]
French:Régénérateur à nid d'abeille[1996/31]
Examination procedure17.02.1998Examination requested  [1998/16]
24.01.2000Despatch of a communication from the examining division (Time limit: M04)
31.05.2000Reply to a communication from the examining division
25.10.2000Despatch of a communication from the examining division (Time limit: M04)
01.03.2001Reply to a communication from the examining division
18.07.2001Despatch of communication of intention to grant (Approval: Yes)
12.10.2001Communication of intention to grant the patent
28.12.2001Fee for grant paid
28.12.2001Fee for publishing/printing paid
Opposition(s)13.01.2003No opposition filed within time limit [2003/14]
Fees paidRenewal fee
21.01.1998Renewal fee patent year 03
25.01.1999Renewal fee patent year 04
24.01.2000Renewal fee patent year 05
23.01.2001Renewal fee patent year 06
22.01.2002Renewal fee patent year 07
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Documents cited:Search[A]US4421702  (ODA ISAO [JP], et al) [A] 1,4 * column W *;
 [A]US4379109  (SIMPSON EDGAR A) [A] 1,4 * column W *;
 [A]US4533584  (TAKEUCHI YUKIHISA [JP], et al) [A] 1,4 * column W *;
 [A]FR2545917  (STETTNER & CO [DE]) [A] 1,4 * the whole document *
by applicantJPS5826036
 JPH04251190
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.