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Extract from the Register of European Patents

EP About this file: EP0698310

EP0698310 - HIGH FREQUENCY AC/AC CONVERTER WITH POWER FACTOR CORRECTION [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  10.03.2000
Database last updated on 05.10.2024
Most recent event   Tooltip22.08.2008Change - applicantpublished on 24.09.2008  [2008/39]
Applicant(s)For all designated states
Koninklijke Philips Electronics N.V.
Groenewoudseweg 1
5621 BA Eindhoven / NL
[2008/39]
Former [1999/18]For all designated states
Koninklijke Philips Electronics N.V.
Groenewoudseweg 1
5621 BA Eindhoven / NL
Former [1996/09]For all designated states
PHILIPS ELECTRONICS N.V.
Groenewoudseweg 1
NL-5621 BA Eindhoven / NL
Inventor(s)01 / LIU, Rui
c/o Internationaal Octrooibureau B.V.
Prof. Holstlaan 6 5656AA Eindhoven / NL
02 / GU, Wen-Jian
c/o Internationaal Octrooibureau B.V.
Prof. Holstlaan 6, 5656 AA Eindhoven / NL
[1999/18]
Former [1996/31]01 / LIU, Rui
c/o Internationaal Octrooibureau B.V.
Prof. Holstlaan 6 5656AA Eindhoven / NL
02 / GU, Wen-Jian
c/o Internationaal Octrooibureau B.V.
Prof. Holstlaan 6 5656 AA Eindhoven / NL
Former [1996/09]01 / LIU, Rui
26 Scenic Drive
Croton-on-Hudson, NY 10520 / US
02 / GU, Wen-Jian
Baltic Place
Croton-on-Hudson, NY 10520 / US
Representative(s)Dusseldorp, Jan Charles
Philips Intellectual Property & Standards P.O. Box 220
5600 AE Eindhoven / NL
[N/P]
Former [1996/09]Dusseldorp, Jan Charles
INTERNATIONAAL OCTROOIBUREAU B.V., Prof. Holstlaan 6
NL-5656 AA Eindhoven / NL
Application number, filing date95905748.002.02.1995
[1996/09]
WO1995IB00073
Priority number, dateUS1994019753010.02.1994         Original published format: US 197530
[1996/09]
Filing languageEN
Procedural languageEN
PublicationType: A1 Application with search report
No.:WO9522194
Date:17.08.1995
[1995/35]
Type: A1 Application with search report 
No.:EP0698310
Date:28.02.1996
[1996/09]
Type: B1 Patent specification 
No.:EP0698310
Date:06.05.1999
Language:EN
[1999/18]
Search report(s)International search report - published on:SE17.08.1995
ClassificationIPC:H02M5/458, H05B41/29, H02M7/217
[1996/09]
CPC:
H02M1/4241 (EP,US); H02M5/458 (EP,KR,US); H05B41/28 (EP,US);
Y02B70/10 (EP,US)
Designated contracting statesAT,   CH,   DE,   FR,   GB,   IT,   LI,   NL [1996/09]
TitleGerman:HOCHFREQUENTER WECHSELSTROMWANDLER MIT LEISTUNGSFAKTORKORREKTUR[1996/09]
English:HIGH FREQUENCY AC/AC CONVERTER WITH POWER FACTOR CORRECTION[1996/09]
French:CONVERTISSEUR HAUTE FREQUENCE C.A./C.A. A CORRECTION DE FACTEUR DE PUISSANCE[1996/09]
Entry into regional phase10.11.1995National basic fee paid 
10.11.1995Designation fee(s) paid 
19.02.1996Examination fee paid 
Examination procedure19.02.1996Examination requested  [1996/16]
14.01.1998Despatch of a communication from the examining division (Time limit: M04)
14.05.1998Reply to a communication from the examining division
13.08.1998Despatch of communication of intention to grant (Approval: No)
26.08.1998Despatch of communication of intention to grant (Approval: later approval)
07.09.1998Communication of intention to grant the patent
17.12.1998Fee for grant paid
17.12.1998Fee for publishing/printing paid
Opposition(s)08.02.2000No opposition filed within time limit [2000/17]
Fees paidRenewal fee
28.02.1997Renewal fee patent year 03
02.03.1998Renewal fee patent year 04
01.03.1999Renewal fee patent year 05
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Cited inInternational search[A]US4564897  (OKAMOTO FUTOSHI [JP], et al);
 [A]US5063490  (MAEHARA MINORU [JP], et al);
 [A]US5182702  (HIRAMATSU AKINORI [JP], et al)
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.