blank Quick help
blank Maintenance news

Scheduled maintenance

Regular maintenance outages:
between 05.00 and 05.15 hrs CET (Monday to Sunday).

Other outages
Availability
Register Forum

2022.02.11

More...
blank News flashes

News flashes

New version of the European Patent Register - SPC information for Unitary Patents.

2024-03-06

More...
blank Related links

Release notes
European Patent Register Assistant
European Patent Register Resource Book
European Patent Register – pocket guide
FAQ - European Patent Register
FAQ - Register Alert
Federated Register (Flyer)
Global Dossier (Flyer)
Register events
Deep link coverage
Federated Register content
The Patent Information Tour
Fair use charter

Extract from the Register of European Patents

EP About this file: EP3528327

EP3528327 - BIPOLAR PLATE, CELL FRAME, CELL STACK, AND REDOX FLOW CELL [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  24.05.2024
Database last updated on 28.06.2024
FormerThe patent has been granted
Status updated on  16.06.2023
FormerGrant of patent is intended
Status updated on  27.02.2023
FormerExamination is in progress
Status updated on  16.12.2022
FormerGrant of patent is intended
Status updated on  01.12.2022
FormerExamination is in progress
Status updated on  29.04.2022
FormerRequest for examination was made
Status updated on  19.07.2019
FormerThe international publication has been made
Status updated on  20.04.2018
Most recent event   Tooltip20.06.2024Lapse of the patent in a contracting state
New state(s): LU		published on 24.07.2024 [2024/30]
Applicant(s)For all designated states
Sumitomo Electric Industries, Ltd.
5-33 Kitahama 4-chome Chuo-ku
Osaka-shi, Osaka 541-0041 / JP
[2019/34]
Inventor(s)01 / KANNO, Takashi
c/o Osaka Works of
Sumitomo Electric Industries Ltd.
1-3 Shimaya 1-chome
Konohana-ku
Osaka-shi Osaka 554-0024 / JP
02 / MOTOI, Kenji
c/o Osaka Works of
Sumitomo Electric Industries Ltd.
1-3 Shimaya 1-chome
Konohana-ku
Osaka-shi Osaka 554-0024 / JP
 [2019/34]
Representative(s)Boult Wade Tennant LLP
Salisbury Square House
8 Salisbury Square
London EC4Y 8AP / GB
[2023/29]
Former [2019/34]Boult Wade Tennant LLP
5th Floor, Salisbury Square House
8, Salisbury Square
London EC4Y 8AP / GB
Application number, filing date16918514.712.10.2016
[2019/34]
WO2016JP80270
Filing languageJA
Procedural languageEN
PublicationType: A1 Application with search report
No.:WO2018069996
Date:19.04.2018
Language:JA
[2018/16]
Type: A1 Application with search report 
No.:EP3528327
Date:21.08.2019
Language:EN
[2019/34]
Type: B1 Patent specification 
No.:EP3528327
Date:19.07.2023
Language:EN
[2023/29]
Search report(s)International search report - published on:JP19.04.2018
(Supplementary) European search report - dispatched on:EP26.09.2019
ClassificationIPC:H01M8/18, H01M8/02, H01M8/0247, H01M8/24
[2019/44]
CPC:
H01M8/0247 (EP,KR,US); H01M8/026 (KR); H01M8/0265 (KR);
H01M8/0267 (US); H01M8/0273 (KR); H01M8/188 (EP,KR,US);
H01M8/24 (EP,US); H01M8/2455 (KR); Y02E60/50 (EP,US) (-)
Former IPC [2019/34]H01M8/18, H01M8/02
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 [2019/34]
Extension statesBANot yet paid
MENot yet paid
Validation statesMANot yet paid
MDNot yet paid
TitleGerman:BIPOLARE PLATTE, ZELLENRAHMEN, ZELLENSTAPEL UND REDOX-DURCHFLUSSBATTERIE[2019/34]
English:BIPOLAR PLATE, CELL FRAME, CELL STACK, AND REDOX FLOW CELL[2019/34]
French:PLAQUE BIPOLAIRE, CHÂSSIS DE CELLULE, EMPILEMENT DE CELLULES ET BATTERIE À FLUX RÉDOX[2019/34]
Entry into regional phase12.06.2018Translation filed 
12.06.2018National basic fee paid 
12.06.2018Search fee paid 
12.06.2018Designation fee(s) paid 
12.06.2018Examination fee paid 
Examination procedure12.09.2017Request for preliminary examination filed
International Preliminary Examining Authority: JP
12.06.2018Examination requested  [2019/34]
18.12.2019Amendment by applicant (claims and/or description)
28.04.2022Despatch of a communication from the examining division (Time limit: M04)
14.06.2022Reply to a communication from the examining division
02.12.2022Communication of intention to grant the patent
15.12.2022Disapproval of the communication of intention to grant the patent by the applicant or resumption of examination proceedings by the EPO
28.02.2023Communication of intention to grant the patent
12.06.2023Fee for grant paid
12.06.2023Fee for publishing/printing paid
12.06.2023Receipt of the translation of the claim(s)
Opposition(s)22.04.2024No opposition filed within time limit [2024/26]
Fees paidRenewal fee
24.10.2018Renewal fee patent year 03
15.10.2019Renewal fee patent year 04
14.10.2020Renewal fee patent year 05
29.09.2021Renewal fee patent year 06
15.09.2022Renewal fee patent year 07
Opt-out from the exclusive  Tooltip
competence of the Unified
Patent Court		 See the Register of the Unified Patent Court for opt-out data
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  TooltipAT19.07.2023
CZ19.07.2023
DK19.07.2023
EE19.07.2023
ES19.07.2023
FI19.07.2023
HR19.07.2023
IT19.07.2023
LT19.07.2023
LV19.07.2023
MC19.07.2023
NL19.07.2023
PL19.07.2023
RO19.07.2023
RS19.07.2023
SE19.07.2023
SK19.07.2023
SM19.07.2023
LU12.10.2023
NO19.10.2023
GR20.10.2023
IS19.11.2023
PT20.11.2023
[2024/30]
Former [2024/28]AT19.07.2023
CZ19.07.2023
DK19.07.2023
EE19.07.2023
ES19.07.2023
FI19.07.2023
HR19.07.2023
IT19.07.2023
LT19.07.2023
LV19.07.2023
MC19.07.2023
NL19.07.2023
PL19.07.2023
RO19.07.2023
RS19.07.2023
SE19.07.2023
SK19.07.2023
SM19.07.2023
NO19.10.2023
GR20.10.2023
IS19.11.2023
PT20.11.2023
Former [2024/26]AT19.07.2023
CZ19.07.2023
DK19.07.2023
EE19.07.2023
ES19.07.2023
FI19.07.2023
HR19.07.2023
IT19.07.2023
LT19.07.2023
LV19.07.2023
NL19.07.2023
PL19.07.2023
RO19.07.2023
RS19.07.2023
SE19.07.2023
SK19.07.2023
SM19.07.2023
NO19.10.2023
GR20.10.2023
IS19.11.2023
PT20.11.2023
Former [2024/23]AT19.07.2023
CZ19.07.2023
DK19.07.2023
EE19.07.2023
ES19.07.2023
FI19.07.2023
HR19.07.2023
LT19.07.2023
LV19.07.2023
NL19.07.2023
PL19.07.2023
RO19.07.2023
RS19.07.2023
SE19.07.2023
SK19.07.2023
SM19.07.2023
NO19.10.2023
GR20.10.2023
IS19.11.2023
PT20.11.2023
Former [2024/22]AT19.07.2023
CZ19.07.2023
DK19.07.2023
FI19.07.2023
HR19.07.2023
LT19.07.2023
LV19.07.2023
NL19.07.2023
PL19.07.2023
RO19.07.2023
RS19.07.2023
SE19.07.2023
SM19.07.2023
NO19.10.2023
GR20.10.2023
IS19.11.2023
PT20.11.2023
Former [2024/20]AT19.07.2023
FI19.07.2023
HR19.07.2023
LT19.07.2023
LV19.07.2023
NL19.07.2023
PL19.07.2023
RS19.07.2023
SE19.07.2023
SM19.07.2023
NO19.10.2023
GR20.10.2023
IS19.11.2023
PT20.11.2023
Former [2024/10]AT19.07.2023
FI19.07.2023
HR19.07.2023
LT19.07.2023
LV19.07.2023
NL19.07.2023
PL19.07.2023
RS19.07.2023
SE19.07.2023
NO19.10.2023
GR20.10.2023
IS19.11.2023
PT20.11.2023
Former [2024/09]AT19.07.2023
FI19.07.2023
LT19.07.2023
NL19.07.2023
SE19.07.2023
NO19.10.2023
GR20.10.2023
IS19.11.2023
Former [2024/08]LT19.07.2023
NL19.07.2023
NO19.10.2023
GR20.10.2023
Former [2024/05]NL19.07.2023
Documents cited:Search[XY]WO2011112520  (BDF IP HOLDINGS LTD [CA], et al) [X] 1-3,5,9-12 * page 4, line 25 - page 5, line 30 * * page 8, line 10 - page 10, line 18; examples 1-5 * [Y] 4,6-8;
 WO2013095378  [ ] (UNITED TECHNOLOGIES CORP [US], et al);
 [XY]JP2015505147  (UNITED TECHNOLOGIES CORP) [X] 1-3,5,9-12 * the whole document * [Y] 4,6-8
International search[A]WO2014167306  (ACAL ENERGY LTD [GB]) [A] 1-12 * , & GB 2515994 A *;
 [X]JP2015505147  (United Technologies Corp.) [X] 1-12 * , claims 1, 7; paragraphs [0028] to [0030]; fig. 5 & WO 2013/095378 A1 claims 1, 7; paragraphs [0038] to [0040]; fig. 5A, 5B & US 2015/0263358 A1 & EP 2795697 A1 & CN 103988340 A & KR 10-2014-0084247 A *;
 [A]WO2015162954  (SUMITOMO ELECTRIC INDUSTRIES [JP]) [A] 1-12* , & JP 2015-210849 A *
by applicantJP2015122230
 JP2015122231
 JP2015138771
 JP2015210849
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.