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Extract from the Register of European Patents

EP About this file: EP3896713

EP3896713 - DIRECT-CURRENT CIRCUIT BREAKER [Right-click to bookmark this link]
StatusThe patent has been granted
Status updated on  20.06.2024
Database last updated on 06.11.2024
FormerGrant of patent is intended
Status updated on  10.04.2024
FormerRequest for examination was made
Status updated on  17.09.2021
FormerThe international publication has been made
Status updated on  20.06.2020
Most recent event   Tooltip20.06.2024(Expected) grantpublished on 24.07.2024  [2024/30]
Applicant(s)For all designated states
Toshiba Energy Systems & Solutions Corporation
72-34, Horikawa-cho
Saiwai-ku
Kawasaki-shi
Kanagawa 2120013 / JP
[2021/42]
Inventor(s)01 / KANAYA Kazuhisa
c/o Toshiba Corp. (K. K. TOSHIBA), 1-1, Shibaura
1-chome, Minato-ku
Tokyo 105-0023 / JP
02 / OHDA Yoshiaki
c/o Toshiba Corp. (K. K. TOSHIBA), 1-1, Shibaura
1-chome, Minato-ku
Tokyo 105-0023 / JP
03 / ISHIGURO Takahiro
c/o Toshiba Energy Systems & Solutions
Corporation, 72-34, Horikawa-cho, Saiwai-ku
Kawasaki-shi, Kanagawa 212-0013 / JP
 [2021/42]
Representative(s)Henkel & Partner mbB
Patentanwaltskanzlei, Rechtsanwaltskanzlei
Maximiliansplatz 21
80333 München / DE
[2021/42]
Application number, filing date18942816.214.12.2018
[2021/42]
WO2018JP46148
Filing languageJA
Procedural languageEN
PublicationType: A1 Application with search report
No.:WO2020121525
Date:18.06.2020
Language:JA
[2020/25]
Type: A1 Application with search report 
No.:EP3896713
Date:20.10.2021
Language:EN
[2021/42]
Type: B1 Patent specification 
No.:EP3896713
Date:24.07.2024
Language:EN
[2024/30]
Search report(s)International search report - published on:JP18.06.2020
(Supplementary) European search report - dispatched on:EP29.06.2022
ClassificationIPC:H01H33/59, H01H33/14, H01H33/666, H01H33/28, H01T2/02, H01T4/12
[2022/30]
CPC:
H01H33/596 (EP); H01H33/008 (EP); H01H33/285 (EP);
H01T2/02 (EP); H01T4/12 (EP); H01H2009/543 (EP);
H01H2033/6665 (EP); H01H33/14 (EP); H01H33/666 (EP) (-)
Former IPC [2021/42]H01H33/59
Designated contracting statesAL,   AT,   BE,   BG,   CH,   CY,   CZ,   DE,   DK,   EE,   ES,   FI,   FR,   GB,   GR,   HR,   HU,   IE,   IS,   IT,   LI,   LT,   LU,   LV,   MC,   MK,   MT,   NL,   NO,   PL,   PT,   RO,   RS,   SE,   SI,   SK,   SM,   TR [2021/42]
Extension statesBANot yet paid
MENot yet paid
Validation statesKHNot yet paid
MANot yet paid
MDNot yet paid
TNNot yet paid
TitleGerman:DIREKTSTROMSCHUTZSCHALTER[2021/42]
English:DIRECT-CURRENT CIRCUIT BREAKER[2021/42]
French:DISJONCTEUR À COURANT CONTINU[2021/42]
Entry into regional phase27.05.2021Translation filed 
27.05.2021National basic fee paid 
27.05.2021Search fee paid 
27.05.2021Designation fee(s) paid 
27.05.2021Examination fee paid 
Examination procedure27.05.2021Examination requested  [2021/42]
20.10.2022Amendment by applicant (claims and/or description)
11.04.2024Communication of intention to grant the patent
12.06.2024Fee for grant paid
12.06.2024Fee for publishing/printing paid
12.06.2024Receipt of the translation of the claim(s)
Fees paidRenewal fee
27.05.2021Renewal fee patent year 03
13.12.2021Renewal fee patent year 04
14.11.2022Renewal fee patent year 05
15.11.2023Renewal fee patent year 06
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Documents cited:Search[Y]US3252050  (LEE THOMAS H);
 [Y]JPS5848317  (HITACHI LTD);
 [Y]US4618905  (TOKUYAMA SHUNJI [JP], et al);
 [Y]US5379014  (SATO TAKASHI [JP], et al);
 [A]JP2015185477  (TOSHIBA CORP);
 [Y]US2016099123  (OHDA YOSHIAKI [JP], et al);
 [YA]EP3125262  (TOSHIBA KK [JP])
International search[A]JPS56126223  (TOKYO SHIBAURA ELECTRIC CO);
 [A]JPS58144508  (TOKYO SHIBAURA ELECTRIC CO);
 [A]JP2012190704  (TOSHIBA CORP);
 [A]JP2015185477  (TOSHIBA CORP);
 [A]JP2016127744  (MEIDENSHA ELECTRIC MFG CO LTD);
 [A]JP2016187275  (TOSHIBA CORP)
by applicantWO2015166600
 WO2016056274
 WO2017134825
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.