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Extract from the Register of European Patents

EP About this file: EP3750665

EP3750665 - HYBRID-WELDING METHOD AND DEVICE FOR CONTINUOUS WELDING [Right-click to bookmark this link]
Former [2020/51]HYBRID-WELDING METHOD AND DEVICE FOR CONTINUOUS WELDING, FINISHED WELDED PRODUCT, AND VEHICLE BODY
[2024/02]
StatusThe patent has been granted
Status updated on  03.05.2024
Database last updated on 19.07.2024
FormerGrant of patent is intended
Status updated on  10.01.2024
FormerExamination is in progress
Status updated on  26.05.2023
FormerRequest for examination was made
Status updated on  13.11.2020
FormerThe international publication has been made
Status updated on  16.10.2020
Formerunknown
Status updated on  08.09.2020
Most recent event   Tooltip03.05.2024(Expected) grantpublished on 05.06.2024  [2024/23]
Applicant(s)For all designated states
CRRC QINGDAO SIFANG CO., LTD.
No. 88 Jinhong East Road
Chengyang District
Qingdao
Shandong 266111 / CN
[2020/51]
Inventor(s)01 / HAN, Xiaohui
No.88
Jinhongdong Road
Chengyang District
Qingdao
Shandong 266111 / CN
02 / MAO, Zhendong
No.88
Jinhongdong Road
Chengyang District
Qingdao
Shandong 266111 / CN
03 / GAO, Yuexin
No.88
Jinhongdong Road
Chengyang District
Qingdao
Shandong 266111 / CN
04 / ZHENG, Kai
No.88
Jinhongdong Road
Chengyang District
Qingdao
Shandong 266111 / CN
05 / LI, Gangqing
No.88
Jinhongdong Road
Chengyang District
Qingdao
Shandong 266111 / CN
 [2020/51]
Representative(s)Micheli & Cie SA
Rue de Genève 122
Case Postale 61
1226 Genève-Thônex / CH
[2020/51]
Application number, filing date19917520.909.09.2019
[2020/51]
WO2019CN104848
Priority number, dateCN20191027767808.04.2019         Original published format: CN201910277678
[2020/51]
Filing languageZH
Procedural languageEN
PublicationType: A1 Application with search report
No.:WO2020206923
Date:15.10.2020
Language:ZH
[2020/42]
Type: A1 Application with search report 
No.:EP3750665
Date:16.12.2020
Language:EN
[2020/51]
Type: A9 Corrected patent application 
No.:EP3750665
Date:10.11.2021
[2021/45]
Type: B1 Patent specification 
No.:EP3750665
Date:05.06.2024
Language:EN
[2024/23]
Search report(s)International search report - published on:CN15.10.2020
(Supplementary) European search report - dispatched on:EP07.06.2022
ClassificationIPC:B23K26/348, B23K26/04
[2022/27]
CPC:
B23K26/348 (EP,CN,US); B23K26/048 (EP,US); B23K26/702 (CN,US)
Former IPC [2020/51]B23K26/348, B23K26/70
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 [2020/51]
Extension statesBANot yet paid
MENot yet paid
Validation statesKHNot yet paid
MANot yet paid
MDNot yet paid
TNNot yet paid
TitleGerman:HYBRIDSCHWEISSVERFAHREN UND VORRICHTUNG ZUM DAUERSCHWEISSEN[2024/02]
English:HYBRID-WELDING METHOD AND DEVICE FOR CONTINUOUS WELDING[2024/02]
French:PROCÉDÉ ET DISPOSITIF DE SOUDAGE HYBRIDE DESTINÉ À UN SOUDAGE CONTINU[2024/02]
Former [2020/51]HYBRIDSCHWEISSVERFAHREN UND VORRICHTUNG ZUM DAUERSCHWEISSEN, SCHWEISSENDPRODUKT UND FAHRZEUGKAROSSERIE
Former [2020/51]HYBRID-WELDING METHOD AND DEVICE FOR CONTINUOUS WELDING, FINISHED WELDED PRODUCT, AND VEHICLE BODY
Former [2020/51]PROCÉDÉ ET DISPOSITIF DE SOUDAGE HYBRIDE DESTINÉ À UN SOUDAGE CONTINU, PRODUIT SOUDÉ FINI ET CARROSSERIE DE VÉHICULE
Entry into regional phase07.09.2020Translation filed 
07.09.2020National basic fee paid 
07.09.2020Search fee paid 
07.09.2020Designation fee(s) paid 
07.09.2020Examination fee paid 
Examination procedure07.09.2020Examination requested  [2020/51]
17.11.2022Amendment by applicant (claims and/or description)
25.05.2023Despatch of a communication from the examining division (Time limit: M04)
11.09.2023Reply to a communication from the examining division
11.01.2024Communication of intention to grant the patent
26.04.2024Fee for grant paid
26.04.2024Fee for publishing/printing paid
26.04.2024Receipt of the translation of the claim(s)
Fees paidRenewal fee
22.09.2021Renewal fee patent year 03
27.09.2022Renewal fee patent year 04
26.09.2023Renewal fee patent year 05
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Documents cited:Search[XA]JP2008137023  (NIPPON SHARYO SEIZO KK);
 [Y]CN102161134  (CSR QINGDAO SIFANG LOCOMOTIVE);
 [Y]US2018071848  (WALTER STEFFEN [DE]);
 [X]CN108465938  (JIANGSU SHUNFA ELECTRIC HEATING MAT CO LTD)
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.