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Extract from the Register of European Patents

EP About this file: EP1239573

EP1239573 - Overvoltage-protective device for power system, AC/DC converter and DC/DC converter constituting the power system [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  01.04.2011
Database last updated on 11.09.2024
Most recent event   Tooltip02.12.2011Lapse of the patent in a contracting state
New state(s): GB
published on 04.01.2012  [2012/01]
Applicant(s)For all designated states
Fujitsu Microelectronics Limited
7-1, Nishi-Shinjuku 2-chome Shinjuku-ku
Tokyo 163-0722 / JP
[2009/04]
Former [2002/37]For all designated states
FUJITSU LIMITED
1-1, Kamikodanaka 4-chome, Nakahara-ku
Kawasaki-shi, Kanagawa 211-8588 / JP
Inventor(s)01 / Nagaya, Yoshihiro, c/o Fujitsu VLSI Limited
1844-2, Kozoji-cho 2-chome
Kasugai-shi, Aichi 487-0013 / JP
02 / Takimoto, Kyuichi, c/o Fujitsu VLSI Limited
1844-2, Kozoji-cho 2-chome
Kasugai-shi, Aichi 487-0013 / JP
03 / Matsuyama, Toshiyuki, c/o Fujitsu VLSI Limited
1844-2, Kozoji-cho 2-chome
Kasugai-shi, Aichi 487-0013 / JP
 [2002/37]
Representative(s)Hitching, Peter Matthew, et al
Haseltine Lake LLP Lincoln House, 5th Floor 300 High Holborn London
WC1V 7JH / GB
[N/P]
Former [2002/37]Hitching, Peter Matthew, et al
Haseltine Lake & Co., Imperial House, 15-19 Kingsway
London WC2B 6UD / GB
Application number, filing date02250073.007.01.2002
[2002/37]
Priority number, dateJP2001005968105.03.2001         Original published format: JP 2001059681
[2002/37]
Filing languageEN
Procedural languageEN
PublicationType: A1 Application with search report 
No.:EP1239573
Date:11.09.2002
Language:EN
[2002/37]
Type: B1 Patent specification 
No.:EP1239573
Date:26.05.2010
Language:EN
[2010/21]
Search report(s)(Supplementary) European search report - dispatched on:EP15.07.2002
ClassificationIPC:H02M1/00
[2002/37]
CPC:
H02M1/32 (EP,US); H02M1/007 (EP,US)
Designated contracting statesDE,   FR,   GB [2003/22]
Former [2002/37]AT,  BE,  CH,  CY,  DE,  DK,  ES,  FI,  FR,  GB,  GR,  IE,  IT,  LI,  LU,  MC,  NL,  PT,  SE,  TR 
TitleGerman:Überspannungsschutzsystem mit AC/DC und DC/DC Konvertern[2010/01]
English:Overvoltage-protective device for power system, AC/DC converter and DC/DC converter constituting the power system[2002/37]
French:Système de protection contre les surtensions comprenant des convertisseurs AC/DC et DC/DC[2010/01]
Former [2002/37]Überspannungsschutzsystem mit AC/DC und DC/DC Konverters
Former [2002/37]Systeme de protection contre les surtensions comprenent des convertisseurs AC/DC et DC/DC
Examination procedure15.01.2003Examination requested  [2003/12]
14.07.2006Despatch of a communication from the examining division (Time limit: M06)
04.12.2006Reply to a communication from the examining division
21.07.2008Despatch of a communication from the examining division (Time limit: M04)
26.11.2008Reply to a communication from the examining division
10.12.2009Communication of intention to grant the patent
08.04.2010Fee for grant paid
08.04.2010Fee for publishing/printing paid
Opposition(s)01.03.2011No opposition filed within time limit [2011/18]
Fees paidRenewal fee
30.01.2004Renewal fee patent year 03
26.01.2005Renewal fee patent year 04
30.01.2006Renewal fee patent year 05
30.01.2007Renewal fee patent year 06
30.01.2008Renewal fee patent year 07
17.03.2008Renewal fee patent year 08
27.01.2010Renewal fee patent year 09
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Responsibility for the accuracy, completeness or quality of the data displayed under the link provided lies entirely with the Unified Patent Court.
Lapses during opposition  TooltipGB07.01.2011
FR31.01.2011
[2012/01]
Former [2011/47]FR31.01.2011
Documents cited:Search[X]JPH10178779  ;
 [X]JPH06311739  ;
 [A]DE3525942  (SIEMENS AG [DE]) [A] 1-3,13,18,19 * column 1, line 65 - column 5, line 50; figures 1,2 *;
 [A]EP0445501  (ELTEX ELEKTROSTATIK GMBH [DE]) [A] 1-3,13,18,19* column 1, line 1 - column 3, line 21; figure 1 *;
 [XY]EP0915560  (CIT ALCATEL [FR]) [X] 1,3,13,18,19 * column 3, line 5 - column 5, line 49; figures 1-5 * [Y] 2,7-12,15-17;
 [Y]EP0987806  (SIEMENS AG [DE]) [Y] 2,9-12,17 * column 2, line 9 - column 4, line 20; figures 1,2 *;
 [YA]US6046896  (SAEKI MITSUO [JP], et al) [Y] 7,8,15,16 * column 5, line 35 - column 38, line 43; figures 1-12 * [A] 1,2,9-13,17
 [X]  - PATENT ABSTRACTS OF JAPAN, (19980930), vol. 1998, no. 11, & JP10178779 A 19980630 (FANUC LTD) [X] 1-3,9,13 * abstract *
 [X]  - PATENT ABSTRACTS OF JAPAN, (19950331), vol. 1995, no. 02, & JP06311739 A 19941104 (FUJITSU LTD) [X] 18,19 * abstract *
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.