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Extract from the Register of European Patents

EP About this file: EP3930164

EP3930164 - DIRECT-CURRENT VOLTAGE CONVERSION CIRCUIT AND SWITCHING POWER SOURCE DEVICE [Right-click to bookmark this link]
StatusThe patent has been granted
Status updated on  22.12.2023
Database last updated on 14.09.2024
FormerGrant of patent is intended
Status updated on  14.09.2023
FormerRequest for examination was made
Status updated on  26.11.2021
FormerThe international publication has been made
Status updated on  28.08.2020
Most recent event   Tooltip08.08.2024Lapse of the patent in a contracting state
New state(s): SE		published on 11.09.2024  [2024/37]
Applicant(s)For all designated states
Alps Alpine Co., Ltd.
1-7, Yukigaya-otsukamachi
Ota-ku
Tokyo 145-8501 / JP
[2021/52]
Inventor(s)01 / FUJIMOTO, Mitsunao
c/o ALPS ALPINE CO., LTD., 1-7, Yukigaya-
otsukamachi, Ota-ku
Tokyo 145-8501 / JP
 [2024/04]
Former [2021/52]01 / FUJIMOTO, Mitsunao
Tokyo 145-8501 / JP
Representative(s)Schmitt-Nilson Schraud Waibel Wohlfrom Patentanwälte Partnerschaft mbB
Pelkovenstraße 143
80992 München / DE
[2021/52]
Application number, filing date20759112.420.02.2020
[2021/52]
WO2020JP06658
Priority number, dateJP2019003006022.02.2019         Original published format: JP 2019030060
[2021/52]
Filing languageJA
Procedural languageEN
PublicationType: A1 Application with search report
No.:WO2020171148
Date:27.08.2020
Language:JA
[2020/35]
Type: A1 Application with search report 
No.:EP3930164
Date:29.12.2021
Language:EN
[2021/52]
Type: B1 Patent specification 
No.:EP3930164
Date:24.01.2024
Language:EN
[2024/04]
Search report(s)International search report - published on:JP27.08.2020
(Supplementary) European search report - dispatched on:EP19.12.2022
ClassificationIPC:H02M3/335, H02M3/00, H02M1/00
[2023/03]
CPC:
H02M3/33573 (EP,US); H02M1/0058 (EP,US); H02M3/01 (EP,US);
Y02B70/10 (EP)
Former IPC [2021/52]H02M3/28
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 [2021/52]
Extension statesBANot yet paid
MENot yet paid
Validation statesKHNot yet paid
MANot yet paid
MDNot yet paid
TNNot yet paid
TitleGerman:GLEICHSTROMSPANNUNGSUMWANDLUNGSSCHALTUNG UND SCHALTNETZTEIL[2021/52]
English:DIRECT-CURRENT VOLTAGE CONVERSION CIRCUIT AND SWITCHING POWER SOURCE DEVICE[2021/52]
French:CIRCUIT DE CONVERSION DE TENSION CONTINUE ET DISPOSITIF D'ALIMENTATION À DÉCOUPAGE[2021/52]
Entry into regional phase11.08.2021Translation filed 
11.08.2021National basic fee paid 
11.08.2021Search fee paid 
11.08.2021Designation fee(s) paid 
11.08.2021Examination fee paid 
Examination procedure11.08.2021Examination requested  [2021/52]
13.06.2023Amendment by applicant (claims and/or description)
15.09.2023Communication of intention to grant the patent
18.12.2023Fee for grant paid
18.12.2023Fee for publishing/printing paid
19.12.2023Receipt of the translation of the claim(s)
Fees paidRenewal fee
22.02.2022Renewal fee patent year 03
28.02.2023Renewal 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  TooltipAT24.01.2024
BG24.01.2024
ES24.01.2024
FI24.01.2024
HR24.01.2024
LT24.01.2024
LV24.01.2024
NL24.01.2024
PL24.01.2024
SE24.01.2024
NO24.04.2024
RS24.04.2024
GR25.04.2024
IS24.05.2024
PT24.05.2024
[2024/37]
Former [2024/36]AT24.01.2024
BG24.01.2024
ES24.01.2024
FI24.01.2024
HR24.01.2024
LT24.01.2024
LV24.01.2024
NL24.01.2024
PL24.01.2024
NO24.04.2024
RS24.04.2024
GR25.04.2024
IS24.05.2024
PT24.05.2024
Former [2024/35]AT24.01.2024
BG24.01.2024
ES24.01.2024
FI24.01.2024
HR24.01.2024
LT24.01.2024
NL24.01.2024
NO24.04.2024
RS24.04.2024
GR25.04.2024
IS24.05.2024
Former [2024/34]BG24.01.2024
FI24.01.2024
HR24.01.2024
LT24.01.2024
NL24.01.2024
NO24.04.2024
RS24.04.2024
GR25.04.2024
IS24.05.2024
Former [2024/33]LT24.01.2024
NL24.01.2024
NO24.04.2024
IS24.05.2024
Former [2024/32]NL24.01.2024
IS24.05.2024
Former [2024/31]NL24.01.2024
Documents cited:Search[Y]US2016294294  (YE LIMING [US], et al) [Y] 1-6 * paragraph [0071] - paragraph [0074]; figures 2,6,7 *;
 [Y]CN106329940  (UNIV JIANGNAN, et al) [Y] 5* and the corresponding part of the description;; figure 1 *;
 [Y]CN107017781  (UNIV SOUTHEAST) [Y] 1-4,6 * and the corresponding part of the description;; figure 3 *
International search[A]JP2008079454  (TOYOTA IND CORP) [A] 1-6;
 [A]US2008130328  (CHOI HANG SEOK [KR])[A] 1-6;
 [A]US2016294294  (YE LIMING [US], et al) [A] 1-6;
 [A]JP2017199628  (UNIV KOBE, et al) [A] 1-6
by applicantJP2000232781
 JP2011160616
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.