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Extract from the Register of European Patents

EP About this file: EP3852175

EP3852175 - METHOD FOR PRODUCING POSITIVE ELECTRODE ACTIVE MATERIAL FOR LITHIUM ION SECONDARY BATTERY [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  23.02.2024
Database last updated on 12.11.2024
FormerThe patent has been granted
Status updated on  17.03.2023
FormerGrant of patent is intended
Status updated on  30.11.2022
FormerRequest for examination was made
Status updated on  18.06.2021
FormerThe international publication has been made
Status updated on  21.03.2020
Most recent event   Tooltip12.07.2024Lapse of the patent in a contracting state
New state(s): IE		published on 14.08.2024  [2024/33]
Applicant(s)For all designated states
Kao Corporation
14-10, Nihonbashi Kayabacho 1-chome
Chuo-ku
Tokyo 103-8210 / JP
[2023/21]
Former [2021/29]For all designated states
Kao Corporation
14-10, Nihonbashi-Kayabacho 1-chome
Chuo-ku
Tokyo 103-8210 / JP
Inventor(s)01 / AKAGI, Ryuichi
c/o Kao Corporation Research Laboratories
1334, Minato
Wakayama-shi, Wakayama 640-8580 / JP
02 / HIRAISHI, Atsushi
c/o Kao Corporation Research Laboratories
1334, Minato
Wakayama-shi, Wakayama 640-8580 / JP
 [2021/29]
Representative(s)Hoffmann Eitle
Patent- und Rechtsanwälte PartmbB
Arabellastraße 30
81925 München / DE
[2021/29]
Application number, filing date19859230.530.07.2019
[2021/29]
WO2019JP29805
Priority number, dateJP2018017281614.09.2018         Original published format: JP 2018172816
[2021/29]
Filing languageJA
Procedural languageEN
PublicationType: A1 Application with search report
No.:WO2020054236
Date:19.03.2020
Language:JA
[2020/12]
Type: A1 Application with search report 
No.:EP3852175
Date:21.07.2021
Language:EN
[2021/29]
Type: B1 Patent specification 
No.:EP3852175
Date:19.04.2023
Language:EN
[2023/16]
Search report(s)International search report - published on:JP19.03.2020
(Supplementary) European search report - dispatched on:EP30.05.2022
ClassificationIPC:H01M4/525, H01M4/505, C01G53/00
[2022/26]
CPC:
C01G53/006 (EP,KR); C01G53/42 (EP,KR); C01G53/50 (EP,KR);
H01M10/052 (KR); H01M4/1391 (EP,KR); H01M4/505 (KR);
H01M4/525 (EP,KR); C01P2004/51 (EP); C01P2004/61 (EP,KR);
C01P2006/12 (EP,KR); H01M2004/028 (EP); Y02E60/10 (EP) (-)
Former IPC [2021/29]H01M4/525, H01M4/505
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 [2021/29]
Extension statesBANot yet paid
MENot yet paid
Validation statesKHNot yet paid
MANot yet paid
MDNot yet paid
TNNot yet paid
TitleGerman:VERFAHREN ZUR HERSTELLUNG VON POSITIVELEKTRODEN-AKTIVMATERIAL FÜR LITHIUM-IONEN-SEKUNDÄRBATTERIE[2021/29]
English:METHOD FOR PRODUCING POSITIVE ELECTRODE ACTIVE MATERIAL FOR LITHIUM ION SECONDARY BATTERY[2021/29]
French:PROCÉDÉ DE PRODUCTION DE MATÉRIAU ACTIF D'ÉLECTRODE POSITIVE POUR BATTERIE SECONDAIRE AU LITHIUM-ION[2021/29]
Entry into regional phase09.03.2021Translation filed 
09.03.2021National basic fee paid 
09.03.2021Search fee paid 
09.03.2021Designation fee(s) paid 
09.03.2021Examination fee paid 
Examination procedure09.03.2021Examination requested  [2021/29]
01.12.2022Communication of intention to grant the patent
08.03.2023Fee for grant paid
08.03.2023Fee for publishing/printing paid
08.03.2023Receipt of the translation of the claim(s)
Opposition(s)22.01.2024No opposition filed within time limit [2024/13]
Fees paidRenewal fee
08.07.2021Renewal fee patent year 03
25.07.2022Renewal fee patent year 04
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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  TooltipAL19.04.2023
AT19.04.2023
CZ19.04.2023
DK19.04.2023
EE19.04.2023
ES19.04.2023
FI19.04.2023
HR19.04.2023
IT19.04.2023
LT19.04.2023
LV19.04.2023
MC19.04.2023
NL19.04.2023
PL19.04.2023
RO19.04.2023
RS19.04.2023
SE19.04.2023
SI19.04.2023
SK19.04.2023
SM19.04.2023
NO19.07.2023
GR20.07.2023
GB30.07.2023
IE30.07.2023
LU30.07.2023
CH31.07.2023
FR31.07.2023
IS19.08.2023
PT21.08.2023
[2024/33]
Former [2024/26]AL19.04.2023
AT19.04.2023
CZ19.04.2023
DK19.04.2023
EE19.04.2023
ES19.04.2023
FI19.04.2023
HR19.04.2023
IT19.04.2023
LT19.04.2023
LV19.04.2023
MC19.04.2023
NL19.04.2023
PL19.04.2023
RO19.04.2023
RS19.04.2023
SE19.04.2023
SI19.04.2023
SK19.04.2023
SM19.04.2023
NO19.07.2023
GR20.07.2023
GB30.07.2023
LU30.07.2023
CH31.07.2023
FR31.07.2023
IS19.08.2023
PT21.08.2023
Former [2024/25]AL19.04.2023
AT19.04.2023
CZ19.04.2023
DK19.04.2023
EE19.04.2023
ES19.04.2023
FI19.04.2023
HR19.04.2023
LT19.04.2023
LV19.04.2023
MC19.04.2023
NL19.04.2023
PL19.04.2023
RO19.04.2023
RS19.04.2023
SE19.04.2023
SI19.04.2023
SK19.04.2023
SM19.04.2023
NO19.07.2023
GR20.07.2023
GB30.07.2023
LU30.07.2023
CH31.07.2023
FR31.07.2023
IS19.08.2023
PT21.08.2023
Former [2024/18]AL19.04.2023
AT19.04.2023
CZ19.04.2023
DK19.04.2023
EE19.04.2023
ES19.04.2023
FI19.04.2023
HR19.04.2023
LT19.04.2023
LV19.04.2023
MC19.04.2023
NL19.04.2023
PL19.04.2023
RO19.04.2023
RS19.04.2023
SE19.04.2023
SK19.04.2023
SM19.04.2023
NO19.07.2023
GR20.07.2023
LU30.07.2023
IS19.08.2023
PT21.08.2023
Former [2024/14]AL19.04.2023
AT19.04.2023
CZ19.04.2023
DK19.04.2023
EE19.04.2023
ES19.04.2023
FI19.04.2023
HR19.04.2023
LT19.04.2023
LV19.04.2023
MC19.04.2023
NL19.04.2023
PL19.04.2023
RO19.04.2023
RS19.04.2023
SE19.04.2023
SK19.04.2023
SM19.04.2023
NO19.07.2023
GR20.07.2023
IS19.08.2023
PT21.08.2023
Former [2024/10]AL19.04.2023
AT19.04.2023
CZ19.04.2023
DK19.04.2023
EE19.04.2023
ES19.04.2023
FI19.04.2023
HR19.04.2023
LT19.04.2023
LV19.04.2023
NL19.04.2023
PL19.04.2023
RO19.04.2023
RS19.04.2023
SE19.04.2023
SK19.04.2023
SM19.04.2023
NO19.07.2023
GR20.07.2023
IS19.08.2023
PT21.08.2023
Former [2024/08]AL19.04.2023
AT19.04.2023
ES19.04.2023
FI19.04.2023
HR19.04.2023
LT19.04.2023
LV19.04.2023
NL19.04.2023
PL19.04.2023
RS19.04.2023
SE19.04.2023
SK19.04.2023
SM19.04.2023
NO19.07.2023
GR20.07.2023
IS19.08.2023
PT21.08.2023
Former [2024/03]AL19.04.2023
AT19.04.2023
ES19.04.2023
FI19.04.2023
HR19.04.2023
LT19.04.2023
LV19.04.2023
NL19.04.2023
PL19.04.2023
RS19.04.2023
SE19.04.2023
NO19.07.2023
GR20.07.2023
IS19.08.2023
PT21.08.2023
Former [2024/01]AL19.04.2023
AT19.04.2023
ES19.04.2023
HR19.04.2023
LT19.04.2023
LV19.04.2023
NL19.04.2023
PL19.04.2023
RS19.04.2023
SE19.04.2023
NO19.07.2023
GR20.07.2023
IS19.08.2023
PT21.08.2023
Former [2023/51]AL19.04.2023
AT19.04.2023
ES19.04.2023
HR19.04.2023
NL19.04.2023
PL19.04.2023
RS19.04.2023
SE19.04.2023
NO19.07.2023
GR20.07.2023
IS19.08.2023
PT21.08.2023
Former [2023/50]AL19.04.2023
AT19.04.2023
ES19.04.2023
NL19.04.2023
PL19.04.2023
SE19.04.2023
NO19.07.2023
GR20.07.2023
IS19.08.2023
PT21.08.2023
Former [2023/48]AT19.04.2023
ES19.04.2023
NL19.04.2023
SE19.04.2023
NO19.07.2023
PT21.08.2023
Former [2023/46]ES19.04.2023
NL19.04.2023
PT21.08.2023
Former [2023/43]NL19.04.2023
Documents cited:Search[AD]JP2011219328  (TOYOTA MOTOR CORP, et al)
International search[A]WO2009099158  (AGC SEIMI CHEMICAL CO LTD [JP], et al);
 [A]JP2015147689  (ASAHI GLASS CO LTD);
 [A]JP2017527511
by applicantJP2011219328
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.