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Extract from the Register of European Patents

EP About this file: EP4218126

EP4218126 - DC/DC CONVERTER SYSTEM AND CONTROL METHOD FOR FULL-BRIDGE DC/DC CONVERTER [Right-click to bookmark this link]
StatusRequest for examination was made
Status updated on  30.06.2023
Database last updated on 02.09.2024
FormerThe international publication has been made
Status updated on  07.05.2022
Most recent event   Tooltip02.07.2024The date on which the examining division becomes responsible, has been established 
02.07.2024Amendment by applicant 
Applicant(s)For all designated states
Siemens Aktiengesellschaft
Werner-von-Siemens-Straße 1
80333 München / DE
[2023/31]
Inventor(s)01 / BARUSCHKA, Lennart
30900 Wedemark / DE
02 / FROMME, Christopher
90763 Fuerth / DE
 [2023/31]
Representative(s)Isarpatent
Patent- und Rechtsanwälte Barth
Charles Hassa Peckmann & Partner mbB
Friedrichstrasse 31
80801 München / DE
[2023/31]
Application number, filing date20959073.628.10.2020
[2023/31]
WO2020CN124500
Filing languageEN
Procedural languageEN
PublicationType: A1 Application with search report
No.:WO2022087910
Date:05.05.2022
Language:EN
[2022/18]
Type: A1 Application with search report 
No.:EP4218126
Date:02.08.2023
Language:EN
The application published by WIPO in one of the EPO official languages on 05.05.2022 takes the place of the publication of the European patent application.
[2023/31]
Search report(s)International search report - published on:CN05.05.2022
(Supplementary) European search report - dispatched on:EP15.12.2023
ClassificationIPC:H02M1/40, H02M3/335, // H02M1/36, H02M1/00
[2024/03]
CPC:
H02M3/33573 (EP,US); H02M1/40 (EP,US); H02M1/0064 (EP);
H02M3/33584 (EP,US); H02M1/36 (EP,US); Y02B70/10 (EP)
Former IPC [2023/31]H02M3/335, H02M3/325, 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 [2023/31]
TitleGerman:GLEICHSTROMWANDLERSYSTEM UND STEUERUNGSVERFAHREN FÜR VOLLBRÜCKENGLEICHSTROMWANDLER[2023/31]
English:DC/DC CONVERTER SYSTEM AND CONTROL METHOD FOR FULL-BRIDGE DC/DC CONVERTER[2023/31]
French:SYSTÈME CONVERTISSEUR CC/CC ET PROCÉDÉ DE COMMANDE POUR CONVERTISSEUR CC/CC EN PONT COMPLET[2023/31]
Entry into regional phase25.04.2023National basic fee paid 
25.04.2023Search fee paid 
25.04.2023Designation fee(s) paid 
25.04.2023Examination fee paid 
Examination procedure25.04.2023Examination requested  [2023/31]
02.07.2024Amendment by applicant (claims and/or description)
02.07.2024Date on which the examining division has become responsible
Fees paidRenewal fee
29.03.2023Renewal fee patent year 03
19.10.2023Renewal fee patent year 04
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Documents cited:Search[I]US2014043860  (LUH LOUIS [US], et al);
 [XI]JP2019118234  (TOKYO INST TECH);
 [A]WO2019167271  (MITSUBISHI ELECTRIC CORP [JP]);
 [E]EP3920394  (DELTA ELECTRONICS INC [TW]);
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.