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Extract from the Register of European Patents

EP About this file: EP4474201

EP4474201 - ELECTRIC WORK MACHINE [Right-click to bookmark this link]
StatusRequest for examination was made
Status updated on  08.11.2024
Database last updated on 28.03.2026
FormerThe international publication has been made
Status updated on  29.09.2023
Most recent event   Tooltip02.01.2026Supplementary search reportpublished on 21.01.2026  [2026/04]
Applicant(s)For all designated states
Hitachi Construction Machinery Co., Ltd.
16-1, Higashiueno 2-chome
Taito-ku
Tokyo 110-0015 / JP
[2024/50]
Inventor(s)01 / WATANABE, Akira
Tsuchiura-shi, Ibaraki 300-0013 / JP
02 / TAKEUCHI, Ken
Tsuchiura-shi, Ibaraki 300-0013 / JP
03 / MAKIMURA, Yuki
Tsuchiura-shi, Ibaraki 300-0013 / JP
04 / TANIGAKI, Kenta
Tsuchiura-shi, Ibaraki 300-0013 / JP
05 / ISHIDA, Seiji
Tsuchiura-shi, Ibaraki 300-0013 / JP
 [2024/50]
Representative(s)Manitz Finsterwald Patent- und Rechtsanwaltspartnerschaft mbB
Martin-Greif-Straße 1
80336 München / DE
[N/P]
Former [2024/50]Manitz Finsterwald Patent- und Rechtsanwaltspartnerschaft mbB
Martin-Greif-Strasse 1
80336 München / DE
Application number, filing date23774778.716.03.2023
[2024/50]
WO2023JP10447
Priority number, dateJP2022004491822.03.2022         Original published format: JP 2022044918
[2024/50]
Filing languageJA
Procedural languageEN
PublicationType: A1 Application with search report
No.:WO2023182182
Date:28.09.2023
Language:JA
[2023/39]
Type: A1 Application with search report 
No.:EP4474201
Date:11.12.2024
Language:EN
[2024/50]
Search report(s)International search report - published on:JP28.09.2023
(Supplementary) European search report - dispatched on:EP02.01.2026
ClassificationIPC:B60L9/30, B60L9/18, B60L15/20, B60L50/53, B60L50/75, B60L58/40, E02F9/20, F04B49/06, B60L9/00, B60L50/60, B60L50/70
[2026/04]
CPC:
F04B49/06 (EP); E02F9/207 (EP,US); B60L1/003 (EP);
B60L15/007 (US); B60L15/20 (EP,US); B60L50/60 (EP,US);
B60L50/70 (EP,US); B60L9/00 (EP,US); E02F9/2091 (EP);
E02F9/2228 (EP); E02F9/2235 (EP); E02F9/2285 (EP,US);
E02F9/2296 (US); E02F9/268 (EP); F04B17/03 (EP);
F04B49/20 (EP); B60L2200/40 (EP,US); B60L2240/421 (EP);
B60L2240/423 (EP); E02F9/2203 (US); E02F9/2292 (US);
F04B2203/0207 (EP); F04B2203/0208 (EP) (-)
Former IPC [2024/50]B60L9/30, B60L9/18, B60L15/20, B60L50/53, B60L50/75, B60L58/40, E02F9/20, F04B49/06
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 [2024/50]
TitleGerman:ELEKTRISCHE ARBEITSMASCHINE[2024/50]
English:ELECTRIC WORK MACHINE[2024/50]
French:ENGIN DE CHANTIER ÉLECTRIQUE[2024/50]
Entry into regional phase02.09.2024Translation filed 
02.09.2024National basic fee paid 
02.09.2024Search fee paid 
02.09.2024Designation fee(s) paid 
02.09.2024Examination fee paid 
Examination procedure02.09.2024Examination requested  [2024/50]
Fees paidRenewal fee
27.03.2025Renewal fee patent year 03
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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[IY] US2010071973  (MORINAGA JUN et al.) [I] 1 * paragraphs [0060] , [0 61] , [0 65] , [0 66] , [0 71] * * paragraph [0074] - paragraph [0078] * * figures 1, 2, 5 *[Y] 2-6
 [Y] US2013049684  (KUSCH RUEDIGER SOEREN et al.) [Y] 4-6 * paragraphs [0030] , [0 38] *
 [Y] EP1974971  (NISSAN MOTOR et al.) [Y] 2-3 * paragraphs [0071] , [0 72] , [0 90] * * figure 5 *
 [A] EP3489424  (HITACHI CONSTRUCTION MACHINERY TIERRA CO LTD et al.) [A] 3 * paragraph [0025] *
International search[Y] WO2020049668  (HITACHI CONSTRUCTION MACHINERY TIERRA CO LTD et al.) [Y] 1-6 * paragraphs [0025]-[0112], fig. 1-7 *
 [Y] JP2013062890  (TOYOTA MOTOR CORP et al.) [Y] 1-6 * paragraph [0015] *
 [Y] JP2014204633  (SANYO ELECTRIC CO et al.) [Y] 1-6 * fig. 5 *
by applicantWO2020049668
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.