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Extract from the Register of European Patents

EP About this file: EP4156483

EP4156483 - INVERTER, AND INVERSION SYSTEM AND METHOD [Right-click to bookmark this link]
StatusRequest for examination was made
Status updated on  24.02.2023
Database last updated on 25.09.2024
FormerThe international publication has been made
Status updated on  07.01.2022
Most recent event   Tooltip02.04.2024New entry: Renewal fee paid 
Applicant(s)For all designated states
Huawei Digital Power Technologies Co., Ltd.
Office 01, 39th Floor, Block A
Antuoshan Headquarters Towers
33 Antuoshan 6th Road
Futian District
Shenzhen, Guangdong 518043 / CN
[2023/13]
Inventor(s)01 / GAO, Yongbing
Shenzhen, Guangdong 518129 / CN
02 / CHEN, Dong
Shenzhen, Guangdong 518129 / CN
03 / SHI, Lei
Shenzhen, Guangdong 518129 / CN
 [2023/13]
Representative(s)Gill Jennings & Every LLP
The Broadgate Tower
20 Primrose Street
London EC2A 2ES / GB
[2023/13]
Application number, filing date20943313.530.06.2020
[2023/13]
WO2020CN99176
Filing languageZH
Procedural languageEN
PublicationType: A1 Application with search report
No.:WO2022000248
Date:06.01.2022
Language:ZH
[2022/01]
Type: A1 Application with search report 
No.:EP4156483
Date:29.03.2023
Language:EN
[2023/13]
Search report(s)International search report - published on:CN06.01.2022
(Supplementary) European search report - dispatched on:EP02.06.2023
ClassificationIPC:H02M7/5387, H02M1/42, H02M1/32, H02M1/00, H02J3/38, H02K15/12, H01M10/667
[2023/27]
CPC:
H02M1/327 (EP,US); H02M7/12 (US); H02M1/0009 (US);
H02M1/0029 (US); H02M1/0054 (EP); H02M1/007 (EP);
H02M7/5387 (EP); H02J3/38 (EP); Y02E10/56 (EP) (-)
Former IPC [2023/13]H02M1/08
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 [2023/13]
TitleGerman:WECHSELRICHTER UND UMKEHRSYSTEM UND -VERFAHREN[2023/13]
English:INVERTER, AND INVERSION SYSTEM AND METHOD[2023/13]
French:ONDULEUR, ET SYSTÈME ET PROCÉDÉ D'ONDULATION[2023/13]
Entry into regional phase21.12.2022Translation filed 
21.12.2022National basic fee paid 
21.12.2022Search fee paid 
21.12.2022Designation fee(s) paid 
21.12.2022Examination fee paid 
Examination procedure21.12.2022Examination requested  [2023/13]
20.12.2023Amendment by applicant (claims and/or description)
20.12.2023Date on which the examining division has become responsible
Fees paidRenewal fee
21.12.2022Renewal fee patent year 03
31.03.2023Renewal fee patent year 04
31.03.2024Renewal fee patent year 05
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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.
Documents cited:Search[A]US2003030154  (NAKAZAWA TAIBO [JP], et al) [A] 1-18 * paragraph [0022]; figure 5 *;
 [X]EP1993195  (ABB OY [FI]) [X] 1,10 * paragraph [0010]; figure 4 *;
 [A]DE102008035546  (SIEMENS AG [DE]) [A] 1-18 * paragraph [0020]; figure 1 *;
 [Y]EP2469601  (DIEHL AKO STIFTUNG GMBH & CO [DE]) [Y] 5,6,13,14,18,19 * paragraph [0032]; figure 1 *;
 [Y]US2013330578  (DOMEL BERNHARD [DE]) [Y] 5,6,13,14,18 * paragraph [0012]; figure 2 *;
 [A]US2015348863  (DU MAOHUA [CN]) [A] 1-18* paragraph [0077]; figure 6 *;
 [X]EP3236574  (REGAL BELOIT AMERICA INC [US]) [X] 1,10 * paragraphs [0020] , [0028]; figures 2,3 *;
 [XY]CN107517010  (UNIV SHANGHAI JIAOTONG) [X] 1-3,7-11,15-17 * abstract * [Y] 4-6,12-14,18,19;
 [Y]EP3534524  (MITSUBISHI ELECTRIC CORP [JP]) [Y] 4,12 * paragraph [0053]; figures 2,4-6 *;
 [Y]US2020052642  (KUROKI WATARU [JP]) [Y] 5,6,13,14,18 * paragraph [0037]; figures 1,3-5 *
International search[X]CN201188195Y  (NICRO STAR INTERNAT CO LTD [CN]) [X] 1-19 * description page 2 lines 1-15, figures 1-4 *;
 [X]CN101442864  (DELTA ELECTRONICS INC [CN]) [X] 1-19 * description page 1 line 7 to page 2 line 18, figures 1, 2 *;
 [X]CN107919793  (MAIPU COMM TECHNOLOGY CO LTD) [X] 1-19 * description paragraphs [0003], [0021]-[0041], figures 1-4 *;
 [A]CN110277930  (STATE GRID CORP CHINA, et al) [A] 1-19* entire document *
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.