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Extract from the Register of European Patents

EP About this file: EP4489210

EP4489210 - CYLINDRICAL NON-AQUEOUS ELECTROLYTE SECONDARY BATTERY [Right-click to bookmark this link]
StatusRequest for examination was made
Status updated on  06.12.2024
Database last updated on 24.03.2026
FormerThe international publication has been made
Status updated on  01.09.2023
Most recent event   Tooltip04.03.2026New entry: Renewal fee paid 
Applicant(s)For all designated states
Panasonic Energy Co., Ltd.
1-1, Matsushita-cho
Moriguchi-shi
Osaka 570-8511 / JP
[2025/02]
Inventor(s)01 / MURAOKA, Yoshiyuki
Kadoma-shi, Osaka 571-0057 / JP
02 / HONOKI, Kenichi
Kadoma-shi, Osaka 571-0057 / JP
03 / FUKUNAGA, Koichi
Kadoma-shi, Osaka 571-0057 / JP
04 / FUJIMOTO, Masayuki
Kadoma-shi, Osaka 571-0057 / JP
05 / HAMAGUCHI, Yusuke
Kadoma-shi, Osaka 571-0057 / JP
 [2025/02]
Representative(s)Eisenführ Speiser
Patentanwälte Rechtsanwälte PartGmbB
Gollierstraße 4
80339 München / DE
[2025/02]
Application number, filing date23759824.815.02.2023
[2025/02]
WO2023JP05276
Priority number, dateJP2022002956528.02.2022         Original published format: JP 2022029565
[2025/02]
Filing languageJA
Procedural languageEN
PublicationType: A1 Application with search report
No.:WO2023162823
Date:31.08.2023
Language:JA
[2023/35]
Type: A1 Application with search report 
No.:EP4489210
Date:08.01.2025
Language:EN
[2025/02]
Search report(s)International search report - published on:JP31.08.2023
(Supplementary) European search report - dispatched on:EP24.09.2025
ClassificationIPC:H01M50/531, H01M4/13, H01M10/052, H01M10/0587, H01M50/545, H01M50/107, H01M50/536, H01M50/538
[2025/43]
CPC:
H01M50/538 (EP,US); H01M10/0431 (EP); H01M10/052 (EP);
H01M10/0525 (EP); H01M10/0587 (EP,US); H01M50/107 (EP,US);
H01M50/533 (EP); H01M50/534 (EP); H01M50/536 (EP);
Y02E60/10 (EP); Y02P70/50 (EP) (-)
Former IPC [2025/02]H01M50/531, H01M4/13, H01M10/052, H01M10/0587, H01M50/545
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,   ME,   MK,   MT,   NL,   NO,   PL,   PT,   RO,   RS,   SE,   SI,   SK,   SM,   TR [2025/02]
TitleGerman:ZYLINDRISCHE SEKUNDÄRBATTERIE MIT NICHTWÄSSRIGEM ELEKTROLYTEN[2025/02]
English:CYLINDRICAL NON-AQUEOUS ELECTROLYTE SECONDARY BATTERY[2025/02]
French:BATTERIE SECONDAIRE CYLINDRIQUE À ÉLECTROLYTE NON AQUEUX[2025/02]
Entry into regional phase20.08.2024Translation filed 
30.09.2024National basic fee paid 
30.09.2024Search fee paid 
20.08.2024Designation fee(s) paid 
20.08.2024Examination fee paid 
Examination procedure20.08.2024Amendment by applicant (claims and/or description)
20.08.2024Examination requested  [2025/02]
Fees paidRenewal fee
28.02.2025Renewal fee patent year 03
02.03.2026Renewal fee patent year 04
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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] WO2013038677  (PANASONIC CORP et al.) [X] 1-2,4-5 * the whole document *
 [IY] US2014302366  (SUGITA YASUNARI et al.) [I] 1-2,4-7 * paragraphs [0023] , [0030] , [0033] , [0037] , [0039] , [0044] , [0061]; figures 1,3,4 *[Y] 3
 [Y] US2021203044  (JEONG HYUN KI et al.) [Y] 3 * paragraphs [0007] , [0017] , [0043] *
International search[A] WO2013038677  (PANASONIC CORP et al.) [A] 1-7
 [A] WO2013038701  (PANASONIC CORP et al.) [A] 1-7
 [A] JP2007227357  (MATSUSHITA ELECTRIC INDUSTRIAL CO LTD et al.) [A] 1-7
 [A] WO2021033985  (SAMSUNG SDI CO LTD et al.) [A] 1-7
 [A] KR20220000639  (LG ENERGY SOLUTION LTD et al.) [A] 1-7
by applicantUS2021023044
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.