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

2022.02.11

More...
blank News flashes

News Flashes

Latvia joins the Federated Register
Click here for more information on the Federated Register.

2025-04-16

More...
blank Related links

Release notes
European Patent Register Assistant
European Patent Register Resource Book
European Patent Register – pocket guide
FAQ - European Patent Register
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: EP3667803

EP3667803 - NONAQUEOUS ELECTROLYTE SECONDARY BATTERY [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  20.01.2023
Database last updated on 26.04.2025
FormerThe patent has been granted
Status updated on  11.02.2022
FormerGrant of patent is intended
Status updated on  22.12.2021
FormerRequest for examination was made
Status updated on  15.05.2020
FormerThe international publication has been made
Status updated on  16.02.2019
Most recent event   Tooltip27.09.2024Lapse of the patent in a contracting state
New state(s): MT		published on 30.10.2024  [2024/44]
Applicant(s)For all designated states
Mitsubishi Chemical Corporation
1-1, Marunouchi 1-chome
Chiyoda-ku
Tokyo 100-8251 / JP
For all designated states
MU Ionic Solutions Corporation
1-1, Marunouchi 1-chome
Chiyoda-ku
Tokyo 100-8251 / JP
[2021/01]
Former [2020/25]For all designated states
Mitsubishi Chemical Corporation
1-1, Marunouchi 1-chome
Chiyoda-ku
Tokyo 100-8251 / JP
Inventor(s)01 / NISHIO, Koichi
c/o MITSUBISHI CHEMICAL CORPORATION
1-1 Marunouchi 1-chome
Chiyoda-ku
Tokyo 100-8251 / JP
02 / KIM, Jungmin
c/o MITSUBISHI CHEMICAL CORPORATION
1-1 Marunouchi 1-chome
Chiyoda-ku
Tokyo 100-8251 / JP
 [2020/25]
Representative(s)Held, Stephan
Meissner Bolte Patentanwälte
Rechtsanwälte Partnerschaft mbB
Widenmayerstraße 47
80538 München / DE
[N/P]
Former [2020/25]Hoffmann Eitle
Patent- und Rechtsanwälte PartmbB
Arabellastraße 30
81925 München / DE
Application number, filing date18845244.507.08.2018
[2020/25]
WO2018JP29618
Priority number, dateJP2017015537910.08.2017         Original published format: JP 2017155379
[2020/25]
Filing languageJA
Procedural languageEN
PublicationType: A1 Application with search report
No.:WO2019031508
Date:14.02.2019
Language:JA
[2019/07]
Type: A1 Application with search report 
No.:EP3667803
Date:17.06.2020
Language:EN
[2020/25]
Type: B1 Patent specification 
No.:EP3667803
Date:16.03.2022
Language:EN
[2022/11]
Search report(s)International search report - published on:JP14.02.2019
(Supplementary) European search report - dispatched on:EP30.06.2020
ClassificationIPC:H01M10/0567, H01M4/131, H01M4/505, H01M4/525, H01M10/052, H01M4/50, H01M10/0525
[2020/31]
CPC:
H01M4/50 (EP); H01M10/052 (US); H01M10/0525 (EP);
H01M10/0567 (EP,US); H01M10/0568 (EP); H01M10/0569 (EP,US);
H01M4/364 (US); H01M4/366 (US); H01M4/525 (EP,US);
H01M4/621 (US); H01M2004/027 (US); H01M2004/028 (US);
Y02E60/10 (EP) (-)
Former IPC [2020/25]H01M10/0567, H01M4/131, H01M4/505, H01M4/525, H01M10/052
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 [2020/25]
Extension statesBANot yet paid
MENot yet paid
Validation statesKHNot yet paid
MANot yet paid
MDNot yet paid
TNNot yet paid
TitleGerman:SEKUNDÄRBATTERIE MIT WASSERFREIEM ELEKTROLYT[2020/25]
English:NONAQUEOUS ELECTROLYTE SECONDARY BATTERY[2020/25]
French:BATTERIE SECONDAIRE À ÉLECTROLYTE NON AQUEUX[2020/25]
Entry into regional phase04.03.2020Translation filed 
04.03.2020National basic fee paid 
04.03.2020Search fee paid 
04.03.2020Designation fee(s) paid 
04.03.2020Examination fee paid 
Examination procedure04.03.2020Examination requested  [2020/25]
19.01.2021Amendment by applicant (claims and/or description)
23.12.2021Communication of intention to grant the patent
02.02.2022Fee for grant paid
02.02.2022Fee for publishing/printing paid
02.02.2022Receipt of the translation of the claim(s)
Divisional application(s)EP22160731.0  / EP4030524
EP23215050.8  / EP4318719
Opposition(s)19.12.2022No opposition filed within time limit [2023/08]
Fees paidRenewal fee
30.03.2020Renewal fee patent year 03
10.08.2021Renewal fee patent year 04
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  TooltipAL16.03.2022
AT16.03.2022
CY16.03.2022
DK16.03.2022
EE16.03.2022
HR16.03.2022
LT16.03.2022
LV16.03.2022
MC16.03.2022
MK16.03.2022
MT16.03.2022
RO16.03.2022
RS16.03.2022
SI16.03.2022
SM16.03.2022
TR16.03.2022
BG16.06.2022
GR17.06.2022
IS16.07.2022
PT18.07.2022
IE07.08.2022
LU07.08.2022
CH31.08.2022
LI31.08.2022
[2024/44]
Former [2024/29]AL16.03.2022
AT16.03.2022
CY16.03.2022
DK16.03.2022
EE16.03.2022
HR16.03.2022
LT16.03.2022
LV16.03.2022
MC16.03.2022
MK16.03.2022
RO16.03.2022
RS16.03.2022
SI16.03.2022
SM16.03.2022
TR16.03.2022
BG16.06.2022
GR17.06.2022
IS16.07.2022
PT18.07.2022
IE07.08.2022
LU07.08.2022
CH31.08.2022
LI31.08.2022
Former [2024/27]AL16.03.2022
AT16.03.2022
CY16.03.2022
DK16.03.2022
EE16.03.2022
HR16.03.2022
LT16.03.2022
LV16.03.2022
MC16.03.2022
MK16.03.2022
RO16.03.2022
RS16.03.2022
SI16.03.2022
SM16.03.2022
BG16.06.2022
GR17.06.2022
IS16.07.2022
PT18.07.2022
IE07.08.2022
LU07.08.2022
CH31.08.2022
LI31.08.2022
Former [2024/20]AL16.03.2022
AT16.03.2022
CY16.03.2022
DK16.03.2022
EE16.03.2022
HR16.03.2022
LT16.03.2022
LV16.03.2022
MC16.03.2022
RO16.03.2022
RS16.03.2022
SI16.03.2022
SM16.03.2022
BG16.06.2022
GR17.06.2022
IS16.07.2022
PT18.07.2022
IE07.08.2022
LU07.08.2022
CH31.08.2022
LI31.08.2022
Former [2023/33]AL16.03.2022
AT16.03.2022
DK16.03.2022
EE16.03.2022
HR16.03.2022
LT16.03.2022
LV16.03.2022
MC16.03.2022
RO16.03.2022
RS16.03.2022
SI16.03.2022
SM16.03.2022
BG16.06.2022
GR17.06.2022
IS16.07.2022
PT18.07.2022
IE07.08.2022
LU07.08.2022
CH31.08.2022
LI31.08.2022
Former [2023/21]AL16.03.2022
AT16.03.2022
DK16.03.2022
EE16.03.2022
HR16.03.2022
LT16.03.2022
LV16.03.2022
MC16.03.2022
RO16.03.2022
RS16.03.2022
SI16.03.2022
SM16.03.2022
BG16.06.2022
GR17.06.2022
IS16.07.2022
PT18.07.2022
LU07.08.2022
CH31.08.2022
LI31.08.2022
Former [2023/16]AL16.03.2022
AT16.03.2022
DK16.03.2022
EE16.03.2022
HR16.03.2022
LT16.03.2022
LV16.03.2022
MC16.03.2022
RO16.03.2022
RS16.03.2022
SI16.03.2022
SM16.03.2022
BG16.06.2022
GR17.06.2022
IS16.07.2022
PT18.07.2022
Former [2023/10]AL16.03.2022
AT16.03.2022
DK16.03.2022
EE16.03.2022
HR16.03.2022
LT16.03.2022
LV16.03.2022
RO16.03.2022
RS16.03.2022
SI16.03.2022
SM16.03.2022
BG16.06.2022
GR17.06.2022
IS16.07.2022
PT18.07.2022
Former [2023/07]AL16.03.2022
AT16.03.2022
DK16.03.2022
EE16.03.2022
HR16.03.2022
LT16.03.2022
LV16.03.2022
RO16.03.2022
RS16.03.2022
SM16.03.2022
BG16.06.2022
GR17.06.2022
IS16.07.2022
PT18.07.2022
Former [2023/02]AL16.03.2022
AT16.03.2022
EE16.03.2022
HR16.03.2022
LT16.03.2022
LV16.03.2022
RO16.03.2022
RS16.03.2022
SM16.03.2022
BG16.06.2022
GR17.06.2022
IS16.07.2022
PT18.07.2022
Former [2023/01]AL16.03.2022
AT16.03.2022
EE16.03.2022
HR16.03.2022
LT16.03.2022
LV16.03.2022
RO16.03.2022
RS16.03.2022
SK16.03.2022
SM16.03.2022
BG16.06.2022
GR17.06.2022
IS16.07.2022
PT18.07.2022
Former [2022/51]AT16.03.2022
EE16.03.2022
HR16.03.2022
LT16.03.2022
LV16.03.2022
RO16.03.2022
RS16.03.2022
SK16.03.2022
SM16.03.2022
BG16.06.2022
GR17.06.2022
IS16.07.2022
PT18.07.2022
Former [2022/49]AT16.03.2022
EE16.03.2022
HR16.03.2022
LT16.03.2022
LV16.03.2022
RO16.03.2022
RS16.03.2022
SK16.03.2022
SM16.03.2022
BG16.06.2022
GR17.06.2022
PT18.07.2022
Former [2022/48]AT16.03.2022
EE16.03.2022
HR16.03.2022
LT16.03.2022
LV16.03.2022
RO16.03.2022
RS16.03.2022
SM16.03.2022
BG16.06.2022
GR17.06.2022
PT18.07.2022
Former [2022/47]AT16.03.2022
HR16.03.2022
LT16.03.2022
LV16.03.2022
RO16.03.2022
RS16.03.2022
SM16.03.2022
BG16.06.2022
GR17.06.2022
PT18.07.2022
Former [2022/36]HR16.03.2022
LT16.03.2022
LV16.03.2022
RS16.03.2022
BG16.06.2022
GR17.06.2022
Former [2022/35]HR16.03.2022
LT16.03.2022
RS16.03.2022
BG16.06.2022
Former [2022/33]LT16.03.2022
Documents cited:Search[YD]JP2007242288  (SUMITOMO METAL MINING CO);
 [Y]CN101295804B  (SANYO ELECTRIC CO);
 [Y]US2015243970  (CHOI JAE-WON [KR], et al);
 [Y]WO2016116867  (UMICORE NV [BE], et al);
 [XPY]US2018114651  (SHIMAMOTO KEI [JP], et al)
International search[Y]JPH1167270  (SANYO ELECTRIC CO);
 [Y]JP2011060541  (PANASONIC CORP);
 [Y]JP2011124086  (NIPPON CHEMICAL IND);
 [Y]JP2011228073  (HITACHI MAXELL ENERGY LTD);
 [XY]WO2016166912  (UBE INDUSTRIES [JP]);
 [Y]WO2017057078  (HITACHI METALS LTD [JP])
by applicantWO2007055087
 JP2007242288
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.