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Extract from the Register of European Patents

EP About this file: EP3975407

EP3975407 - POWER CONVERSION DEVICE AND ELECTRIC DRIVE UNIT [Right-click to bookmark this link]
StatusExamination is in progress
Status updated on  01.03.2024
Database last updated on 03.09.2024
FormerRequest for examination was made
Status updated on  25.02.2022
FormerThe international publication has been made
Status updated on  27.11.2020
Most recent event   Tooltip06.07.2024New entry: Reply to examination report 
Applicant(s)For all designated states
Hitachi Astemo, Ltd.
2520 Takaba
Hitachinaka-shi
Ibaraki 312-8503 / JP
[2022/13]
Inventor(s)01 / KAMATA, Seiji
c/o KEIHIN CORPORATION
Tochigi Research & Development Center
2021-8, Hoshakuji, Takanezawa-machi
Shioya-gun, Tochigi 329-1233 / JP
 [2022/13]
Representative(s)Eisenführ Speiser
Patentanwälte Rechtsanwälte PartGmbB
Postfach 31 02 60
80102 München / DE
[2022/13]
Application number, filing date20810226.915.05.2020
[2022/13]
WO2020JP19507
Priority number, dateJP2019009495621.05.2019         Original published format: JP 2019094956
[2022/13]
Filing languageJA
Procedural languageEN
PublicationType: A1 Application with search report
No.:WO2020235500
Date:26.11.2020
Language:JA
[2020/48]
Type: A1 Application with search report 
No.:EP3975407
Date:30.03.2022
Language:EN
[2022/13]
Search report(s)International search report - published on:JP26.11.2020
(Supplementary) European search report - dispatched on:EP10.05.2023
ClassificationIPC:H02M7/48, H05K7/20, H05K7/14, H01M50/00, H02M3/00, H02M7/00
[2023/23]
CPC:
H02M3/003 (EP); H02P27/06 (US); H01M10/0525 (EP);
H01M10/0562 (EP); H01M10/0565 (EP); H01M10/48 (EP);
H01M10/613 (EP); H01M10/625 (EP); H01M10/653 (EP);
H01M10/6554 (EP); H02K11/33 (US); H02M7/003 (EP);
H05K7/14322 (EP); H05K7/20927 (EP); H01M2220/20 (EP);
Y02E60/10 (EP) (-)
Former IPC [2022/13]H02M7/48, H05K7/20
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 [2022/13]
TitleGerman:LEISTUNGSUMWANDLUNGSVORRICHTUNG UND ELEKTRISCHE ANTRIEBSEINHEIT[2022/13]
English:POWER CONVERSION DEVICE AND ELECTRIC DRIVE UNIT[2022/13]
French:DISPOSITIF DE CONVERSION DE PUISSANCE ET UNITÉ D'ENTRAÎNEMENT ÉLECTRIQUE[2022/13]
Entry into regional phase18.11.2021Translation filed 
21.12.2021National basic fee paid 
21.12.2021Search fee paid 
21.12.2021Designation fee(s) paid 
21.12.2021Examination fee paid 
Examination procedure21.12.2021Examination requested  [2022/13]
08.12.2023Amendment by applicant (claims and/or description)
05.03.2024Despatch of a communication from the examining division (Time limit: M04)
04.07.2024Reply to a communication from the examining division
Fees paidRenewal fee
07.03.2022Renewal fee patent year 03
31.05.2023Renewal fee patent year 04
12.03.2024Renewal fee patent year 05
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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[A]JP2016021817  (MITSUBISHI ELECTRIC CORP) [A] 1-6 * the whole document *;
 [XI]KR101637763B  (HYUNDAI MOTOR CO LTD [KR]) [X] 1 * paragraph [0009] - paragraph [0051]; figures 1-4 * [I] 2-6;
 [XI]KR101824695B  (SUNG DAE KYOUNG [KR]) [X] 1 * paragraph [0028] - paragraph [0065]; figure 1 * [I] 2-6;
 [A]WO2018061814  (PANASONIC IP MAN CO LTD [JP]) [A] 1-6* the whole document *;
 [XI]WO2018092751  (KUWATA CO LTD [JP], et al) [X] 1 * paragraph [0022] - paragraph [0051]; figures 1-8 * [I] 2-6
International search[A]JP2005135601  (SONY CORP) [A] 1-6* , fig. 1-4 *;
 [Y]JP2016021817  (MITSUBISHI ELECTRIC CORP) [Y] 2-6 * , fig. 1, 2 *;
 [XY]KR101824695B  (SUNG DAE KYOUNG [KR]) [X] 1 * , paragraphs [0026]-[0044], [0063]-[0065], fig. 1-4 * [Y] 2-6;
 [A]WO2018061814  (PANASONIC IP MAN CO LTD [JP]) [A] 1-6 * , fig. 2 *;
 [XY]WO2018092751  (KUWATA CO LTD [JP], et al) [X] 1 * , paragraphs [0023], [0033], fig. 1, 2 * [Y] 2-6
by applicantJP2014076781
 JP2019094956
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.