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Extract from the Register of European Patents

EP About this file: EP3719905

EP3719905 - REDOX FLOW BATTERY [Right-click to bookmark this link]
StatusExamination is in progress
Status updated on  27.04.2024
Database last updated on 31.08.2024
FormerRequest for examination was made
Status updated on  04.09.2020
FormerThe international publication has been made
Status updated on  07.06.2019
Formerunknown
Status updated on  06.06.2018
Most recent event   Tooltip25.07.2024New entry: Despatch of examination report + time limit 
Applicant(s)For all designated states
Sumitomo Electric Industries, Ltd.
5-33 Kitahama 4-chome Chuo-ku
Osaka-shi, Osaka 541-0041 / JP
[2020/41]
Inventor(s)01 / IKEUCHI, Atsuo
c/o Sumitomo Electric Industries Ltd.
5-33 Kitahama 4-chome
Chuo-ku
Osaka-shi Osaka 541-0041 / JP
 [2020/41]
Representative(s)Boult Wade Tennant LLP
Salisbury Square House
8 Salisbury Square
London EC4Y 8AP / GB
[2020/41]
Application number, filing date17875070.928.11.2017
[2020/41]
WO2017JP42652
Filing languageJA
Procedural languageEN
PublicationType: A1 Application with search report
No.:WO2019106723
Date:06.06.2019
Language:JA
[2019/23]
Type: A1 Application with search report 
No.:EP3719905
Date:07.10.2020
Language:EN
[2020/41]
Search report(s)International search report - published on:JP06.06.2019
(Supplementary) European search report - dispatched on:EP24.11.2020
ClassificationIPC:H01M8/18, H01M8/04082, H01M8/04186
[2020/52]
CPC:
H01M8/04082 (EP,US); H01M8/188 (EP,KR,US); H01M8/04186 (EP,KR,US);
H01M8/04201 (KR,US); H01M8/04276 (KR); H01M8/04753 (US);
Y02E60/50 (EP) (-)
Former IPC [2020/41]H01M8/18
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 [2020/41]
TitleGerman:REDOX-FLOW-BATTERIE[2020/41]
English:REDOX FLOW BATTERY[2020/41]
French:BATTERIE À FLUX RÉDOX[2020/41]
Entry into regional phase06.06.2018Translation filed 
06.06.2018National basic fee paid 
06.06.2018Search fee paid 
06.06.2018Designation fee(s) paid 
06.06.2018Examination fee paid 
Examination procedure06.06.2018Examination requested  [2020/41]
25.02.2021Amendment by applicant (claims and/or description)
02.05.2024Despatch of a communication from the examining division (Time limit: M04)
17.06.2024Reply to a communication from the examining division
24.07.2024Despatch of a communication from the examining division (Time limit: M04)
Fees paidRenewal fee
22.11.2019Renewal fee patent year 03
13.11.2020Renewal fee patent year 04
30.11.2021Renewal fee patent year 05
13.10.2022Renewal fee patent year 06
29.09.2023Renewal fee patent year 07
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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.
Documents cited:Search[X]WO2008111946  (VRB POWER SYSTEMS INC [CA], et al);
 [A]EP2541660  (SUMITOMO ELECTRIC INDUSTRIES [JP]);
 [X]JP2013025964  (SUMITOMO ELECTRIC INDUSTRIES)
International search[A]JPH04124754U  [A] 1-6 * , *;
 [A]JP2003257467  (SUMITOMO ELECTRIC INDUSTRIES, et al) [A] 1-6* , *;
 [A]JP2003303611  (SUMITOMO ELECTRIC INDUSTRIES, et al) [A] 1-6 * , *;
 [A]JP2006147375  (KANSAI ELECTRIC POWER CO, et al) [A] 1-6 * , *;
 [A]JP2013008642  (SUMITOMO ELECTRIC INDUSTRIES) [A] 1-6 * , 2014/0134465 A1 & EP 2725648 A1 *;
 [A]JP2013025964  (SUMITOMO ELECTRIC INDUSTRIES) [A] 1-6 * , *;
 [A]JP2013037814  (SUMITOMO ELECTRIC INDUSTRIES) [A] 1-6 * , *
by applicantJP2013025964
 JP2013037814
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.