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Extract from the Register of European Patents

EP About this file: EP0443032

EP0443032 - POWER SUPPLY CONTROL APPARATUS OF INDUCTANCE LOAD [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  08.11.1996
Database last updated on 12.11.2024
Most recent event   Tooltip08.11.1996No opposition filed within time limitpublished on 27.12.1996 [1996/52]
Applicant(s)For all designated states
KABUSHIKIGAISHA SEKOGIKEN
Room 604, Annex 31-21, Jingumae 6-chome Shibuya-ku
Tokyo 150 / JP
[N/P]
Former [1991/35]For all designated states
KABUSHIKIGAISHA SEKOGIKEN
Room 604, Annex 31-21, Jingumae 6-chome
Shibuya-ku, Tokyo 150 / JP
Inventor(s)01 / BAHN, Itsuki
50-18, Higashioizumi 3-chome Nerima-ku
Tokyo 177 / JP
[1991/35]
Representative(s)Billington, Lawrence Emlyn, et al
Haseltine Lake LLP Lincoln House, 5th Floor 300 High Holborn
London WC1V 7JH / GB
[N/P]
Former [1991/35]Billington, Lawrence Emlyn, et al
Haseltine Lake & Co Hazlitt House 28, Southampton Buildings Chancery Lane
London WC2A 1AT / GB
Application number, filing date90912934.804.09.1990
[1991/35]
WO1990JP01127
Priority number, dateJP1989023304611.09.1989         Original published format: JP 23304689
[1991/35]
Filing languageJA
Procedural languageEN
PublicationType: A1 Application with search report
No.:WO9103870
Date:21.03.1991
Language:EN
[1991/07]
Type: A1 Application with search report 
No.:EP0443032
Date:28.08.1991
Language:EN
The application published by WIPO in one of the EPO official languages on 21.03.1991 takes the place of the publication of the European patent application.
[1991/35]
Type: B1 Patent specification 
No.:EP0443032
Date:03.01.1996
Language:EN
[1996/01]
Search report(s)International search report - published on:JP21.03.1991
(Supplementary) European search report - dispatched on:EP22.04.1992
ClassificationIPC:H02P8/00, H02P7/29
[1991/35]
CPC:
H02M3/158 (EP,US); H02M3/1563 (EP,US); H02P25/089 (EP,US)
Designated contracting statesDE,   FR,   GB [1991/35]
TitleGerman:STROMVERSORGUNGSVORRICHTUNG FÜR INDUKTIVE TASTEN[1991/35]
English:POWER SUPPLY CONTROL APPARATUS OF INDUCTANCE LOAD[1991/35]
French:APPAREIL DE REGULATION D'ALIMENTATION EN ENERGIE D'UNE CHARGE D'INDUCTANCE[1991/35]
Entry into regional phase03.05.1991Translation filed 
04.06.1991National basic fee paid 
04.06.1991Search fee paid 
04.06.1991Designation fee(s) paid 
04.06.1991Examination fee paid 
Examination procedure04.06.1991Examination requested  [1991/35]
17.03.1994Despatch of a communication from the examining division (Time limit: M04)
28.06.1994Reply to a communication from the examining division
24.11.1994Despatch of a communication from the examining division (Time limit: M04)
20.03.1995Reply to a communication from the examining division
18.05.1995Despatch of communication of intention to grant (Approval: Yes)
06.07.1995Communication of intention to grant the patent
29.09.1995Fee for grant paid
29.09.1995Fee for publishing/printing paid
Opposition(s)05.10.1996No opposition filed within time limit [1996/52]
Fees paidRenewal fee
27.08.1992Renewal fee patent year 03
16.09.1993Renewal fee patent year 04
08.09.1994Renewal fee patent year 05
08.09.1995Renewal fee patent year 06
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Documents cited:Search[A]JP62131785
 [A]  - PATENT ABSTRACTS OF JAPAN, vol. 11, no. 355 (E-558)[2802], 19th November 1987; & JP-A-62 131 785 (SECOH GIKEN INC.) 15-06-1987, & JP62131785 A 00000000
International search[X]JPS63294297  (HITACHI ELECTR ENG)
ExaminationEP0436743
 EP0444198
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.