blank Quick help
blank Maintenance news

Scheduled maintenance

Regular maintenance outages:
between 05.00 and 05.15 hrs CET (Monday to Sunday).

Other outages
Availability

2022.02.11

More...
blank News flashes

News Flashes

New version of the European Patent Register – SPC proceedings information in the Unitary Patent Register.

2024-07-24

More...
blank Related links

Release notes
European Patent Register Assistant
European Patent Register Resource Book
European Patent Register – pocket guide
FAQ - European Patent Register
FAQ - Register Alert
Federated Register (Flyer)
Global Dossier (Flyer)
Register events
Deep link coverage
Federated Register content
The Patent Information Tour
Fair use charter

Extract from the Register of European Patents

EP About this file: EP3783788

EP3783788 - METHOD FOR CONTROLLING RESONANT POWER CONVERSION DEVICE, AND RESONANT POWER CONVERSION DEVICE [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  15.03.2024
Database last updated on 14.09.2024
FormerThe patent has been granted
Status updated on  07.04.2023
FormerGrant of patent is intended
Status updated on  12.02.2023
FormerExamination is in progress
Status updated on  17.09.2021
FormerRequest for examination was made
Status updated on  22.01.2021
FormerThe international publication has been made
Status updated on  25.10.2019
Most recent event   Tooltip24.05.2024Lapse of the patent in a contracting state
New state(s): IT		published on 26.06.2024  [2024/26]
Applicant(s)For all designated states
NISSAN MOTOR CO., LTD.
2 Takara-cho
Kanagawa-ku
Yokohama-shi, Kanagawa 221-0023 / JP
For all designated states
Renault s.a.s
122-122 bis avenue du Général Leclerc
92100 Boulogne Billancourt / FR
[2022/30]
Former [2022/09]For all designated states
NISSAN MOTOR CO., LTD.
2 Takara-cho
Kanagawa-ku
Yokohama-shi, Kanagawa 221-0023 / JP
For all designated states
Renault s.a.s
13/15, quai Alphonse Le Gallo
92100 Boulogne Billancourt / FR
Former [2021/08]For all designated states
NISSAN MOTOR CO., LTD.
2 Takara-cho
Kanagawa-ku
Yokohama-shi, Kanagawa 221-0023 / JP
For all designated states
Renault S.A.S.
13-15 quai Le Gallo
92100 Boulogne-Billancourt / FR
Inventor(s)01 / KAI, Toshihiro
c/o NISSAN MOTOR CO., LTD.
Intellectual Property Department
1-1, Morinosatoaoyama
Atsugi-shi, Kanagawa 243-0123 / JP
02 / SAITO, Kousuke
c/o NISSAN MOTOR CO., LTD.
Intellectual Property Department
1-1, Morinosatoaoyama
Atsugi-shi, Kanagawa 243-0123 / JP
03 / YAMAGAMI, Shigeharu
c/o NISSAN MOTOR CO., LTD.
Intellectual Property Department
1-1, Morinosatoaoyama
Atsugi-shi, Kanagawa 243-0123 / JP
04 / INOUE, Keisuke
c/o NISSAN MOTOR CO., LTD.
Intellectual Property Department
1-1, Morinosatoaoyama
Atsugi-shi, Kanagawa 243-0123 / JP
05 / THRONGNUMCHAI, Kraisorn
c/o NISSAN MOTOR CO., LTD.
Intellectual Property Department
1-1, Morinosatoaoyama
Atsugi-shi, Kanagawa 243-0123 / JP
 [2021/08]
Representative(s)Hoefer & Partner Patentanwälte mbB
Pilgersheimer Straße 20
81543 München / DE
[2021/08]
Application number, filing date18914971.920.04.2018
[2021/08]
WO2018IB00570
Filing languageJA
Procedural languageEN
PublicationType: A1 Application with search report
No.:WO2019202354
Date:24.10.2019
Language:JA
[2019/43]
Type: A1 Application with search report 
No.:EP3783788
Date:24.02.2021
Language:EN
[2021/08]
Type: B1 Patent specification 
No.:EP3783788
Date:10.05.2023
Language:EN
[2023/19]
Search report(s)International search report - published on:JP24.10.2019
(Supplementary) European search report - dispatched on:EP06.04.2021
ClassificationIPC:H02M7/48, H02M1/32, H03F3/217
[2023/08]
CPC:
H02M1/32 (EP,US); H02M1/08 (US); H02M7/48 (EP);
H02M7/537 (US); H03F3/2176 (EP); H02M1/0058 (EP,US);
H02M1/342 (EP); H02M7/4815 (EP); Y02B70/10 (EP) (-)
Former IPC [2021/18]H02M7/48, H02M1/32
Former IPC [2021/08]H02M7/48
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 [2021/08]
Extension statesBANot yet paid
MENot yet paid
Validation statesKHNot yet paid
MANot yet paid
MDNot yet paid
TNNot yet paid
TitleGerman:VERFAHREN ZUR STEUERUNG EINES RESONANZLEISTUNGSWANDLERS UND RESONANZLEISTUNGSWANDLER[2021/08]
English:METHOD FOR CONTROLLING RESONANT POWER CONVERSION DEVICE, AND RESONANT POWER CONVERSION DEVICE[2021/08]
French:PROCÉDÉ DE COMMANDE DE DISPOSITIF DE CONVERSION DE PUISSANCE RÉSONNANT ET DISPOSITIF DE CONVERSION DE PUISSANCE RÉSONNANT[2021/08]
Entry into regional phase12.10.2020Translation filed 
12.10.2020National basic fee paid 
12.10.2020Search fee paid 
12.10.2020Designation fee(s) paid 
12.10.2020Examination fee paid 
Examination procedure12.10.2020Examination requested  [2021/08]
19.08.2021Amendment by applicant (claims and/or description)
17.09.2021Despatch of a communication from the examining division (Time limit: M04)
13.01.2022Reply to a communication from the examining division
13.02.2023Communication of intention to grant the patent
14.03.2023Fee for grant paid
14.03.2023Fee for publishing/printing paid
14.03.2023Receipt of the translation of the claim(s)
Opposition(s)13.02.2024No opposition filed within time limit [2024/16]
Fees paidRenewal fee
12.10.2020Renewal fee patent year 03
30.04.2021Renewal fee patent year 04
31.03.2022Renewal fee patent year 05
31.03.2023Renewal fee patent year 06
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  TooltipAT10.05.2023
CZ10.05.2023
DK10.05.2023
EE10.05.2023
ES10.05.2023
FI10.05.2023
HR10.05.2023
IT10.05.2023
LT10.05.2023
LV10.05.2023
NL10.05.2023
PL10.05.2023
RO10.05.2023
RS10.05.2023
SE10.05.2023
SI10.05.2023
SK10.05.2023
SM10.05.2023
NO10.08.2023
GR11.08.2023
IS10.09.2023
PT11.09.2023
[2024/26]
Former [2024/25]AT10.05.2023
CZ10.05.2023
DK10.05.2023
EE10.05.2023
ES10.05.2023
FI10.05.2023
HR10.05.2023
LT10.05.2023
LV10.05.2023
NL10.05.2023
PL10.05.2023
RO10.05.2023
RS10.05.2023
SE10.05.2023
SI10.05.2023
SK10.05.2023
SM10.05.2023
NO10.08.2023
GR11.08.2023
IS10.09.2023
PT11.09.2023
Former [2024/10]AT10.05.2023
CZ10.05.2023
DK10.05.2023
EE10.05.2023
ES10.05.2023
FI10.05.2023
HR10.05.2023
LT10.05.2023
LV10.05.2023
NL10.05.2023
PL10.05.2023
RO10.05.2023
RS10.05.2023
SE10.05.2023
SK10.05.2023
SM10.05.2023
NO10.08.2023
GR11.08.2023
IS10.09.2023
PT11.09.2023
Former [2024/08]AT10.05.2023
ES10.05.2023
FI10.05.2023
HR10.05.2023
LT10.05.2023
LV10.05.2023
NL10.05.2023
PL10.05.2023
RS10.05.2023
SE10.05.2023
SK10.05.2023
SM10.05.2023
NO10.08.2023
GR11.08.2023
IS10.09.2023
PT11.09.2023
Former [2024/03]AT10.05.2023
ES10.05.2023
FI10.05.2023
HR10.05.2023
LT10.05.2023
LV10.05.2023
NL10.05.2023
PL10.05.2023
RS10.05.2023
SE10.05.2023
NO10.08.2023
GR11.08.2023
IS10.09.2023
PT11.09.2023
Former [2024/01]AT10.05.2023
ES10.05.2023
HR10.05.2023
LT10.05.2023
LV10.05.2023
NL10.05.2023
PL10.05.2023
RS10.05.2023
SE10.05.2023
NO10.08.2023
GR11.08.2023
IS10.09.2023
PT11.09.2023
Former [2023/51]AT10.05.2023
ES10.05.2023
HR10.05.2023
NL10.05.2023
PL10.05.2023
RS10.05.2023
SE10.05.2023
NO10.08.2023
GR11.08.2023
IS10.09.2023
PT11.09.2023
Former [2023/50]AT10.05.2023
ES10.05.2023
NL10.05.2023
PL10.05.2023
SE10.05.2023
NO10.08.2023
GR11.08.2023
IS10.09.2023
PT11.09.2023
Former [2023/48]AT10.05.2023
ES10.05.2023
NL10.05.2023
SE10.05.2023
NO10.08.2023
PT11.09.2023
Former [2023/46]ES10.05.2023
PT11.09.2023
Documents cited:Search[XI]US2001019490  (IGARASHI SEIKI [JP], et al);
 [A]US9024691  (BANERJEE ARITRA [US], et al)
International search[A]JPH07142937  (MORI SHINSAKU);
 [A]JPH08149836  (MINEBEA CO LTD);
 [A]JP2003504906  ;
 [A]JP2013030973  (NIPPON SOKEN, et al)
by applicantJP2011101408
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.