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Extract from the Register of European Patents

EP About this file: EP3951826

EP3951826 - ARC-EXTINGUISHING UNIT STRUCTURE FOR DIRECT CURRENT AIR CIRCUIT BREAKER [Right-click to bookmark this link]
StatusExamination is in progress
Status updated on  24.02.2023
Database last updated on 05.10.2024
FormerRequest for examination was made
Status updated on  07.01.2022
FormerThe international publication has been made
Status updated on  09.10.2020
Most recent event   Tooltip13.04.2024New entry: Reply to examination report 
Applicant(s)For all designated states
LS ELECTRIC CO., LTD.
LS Tower
127, LS-ro, Dongan-gu
Anyang-si
Gyeonggi-do
14119 / KR
[2022/06]
Inventor(s)01 / KIM, Il-Hyun
40, LS-ro 116beon-gil, Dongan-gu
Anyang-si Gyeonggi-do 14118 / KR
[N/P]
Former [2022/06]01 / KIM, Il-Hyun
Anyang-si Gyeonggi-do 14118 / KR
Representative(s)K&L Gates LLP
Karolinen Karree
Karlstraße 12
80333 München / DE
[2022/06]
Application number, filing date20782115.811.03.2020
[2022/06]
WO2020KR03413
Priority number, dateKR2019003991905.04.2019         Original published format: KR 20190039919
[2022/06]
Filing languageKO
Procedural languageEN
PublicationType: A1 Application with search report
No.:WO2020204388
Date:08.10.2020
Language:KO
[2020/41]
Type: A1 Application with search report 
No.:EP3951826
Date:09.02.2022
Language:EN
[2022/06]
Search report(s)International search report - published on:KR08.10.2020
(Supplementary) European search report - dispatched on:EP25.04.2022
ClassificationIPC:H01H73/18, H01H31/02, H01H9/36
[2022/21]
CPC:
H01H9/362 (EP); H01H73/18 (KR); H01H33/182 (US);
H01H31/02 (KR); H01H33/53 (US); H01H9/30 (EP);
H01H9/443 (EP) (-)
Former IPC [2022/06]H01H73/18, H01H31/02
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 [2022/06]
TitleGerman:STRUKTUR EINER LICHTBOGENLÖSCHEINHEIT FÜR GLEICHSTROM-LEISTUNGSSCHALTER[2022/06]
English:ARC-EXTINGUISHING UNIT STRUCTURE FOR DIRECT CURRENT AIR CIRCUIT BREAKER[2022/06]
French:STRUCTURE D'UNITÉ D'EXTINCTION D'ARC POUR DISJONCTEUR À AIR À COURANT CONTINU[2022/06]
Entry into regional phase02.11.2021Translation filed 
02.11.2021National basic fee paid 
02.11.2021Search fee paid 
02.11.2021Designation fee(s) paid 
02.11.2021Examination fee paid 
Examination procedure02.11.2021Examination requested  [2022/06]
11.11.2022Amendment by applicant (claims and/or description)
27.02.2023Despatch of a communication from the examining division (Time limit: M04)
12.06.2023Reply to a communication from the examining division
18.10.2023Despatch of a communication from the examining division (Time limit: M06)
11.04.2024Reply to a communication from the examining division
Fees paidRenewal fee
02.11.2021Renewal fee patent year 03
12.01.2023Renewal fee patent year 04
03.01.2024Renewal fee patent year 05
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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]US2011297649  (AN YOUNG GYU [KR]) [A] 1-14 * abstract * * paragraphs [0041] - [0047] *;
 [Y]EP2431989  (SECHERON SA [CH]) [Y] 1-14 * abstract * * paragraphs [0004] - [0009] * * paragraphs [0027] - [0043] *;
 [A]EP2804190  (LSIS CO LTD [KR]) [A] 1-14 * abstract ** paragraphs [0012] - [0014] - [0026] - [0035] - [0039] *;
 [A]US2017162348  (ZHOU XIN [US], et al) [A] 1-14 * abstract * * paragraphs [0028] , [0036] - [0044] *;
 [YD]KR20180048151  (LSIS CO LTD [KR]) [YD] 1-14 * abstract * * paragraphs [0018] - [0046] - [0048] *
International search[Y]KR20140012034  (FUJI ELEC FA COMPONENTS & SYS [JP]) [Y] 9-11, 13, 14 * See paragraphs [0033]-[0035] and figures 3-4. *;
 [A]KR20140036960  (PANASONIC CORP [JP]) [A] 1-14* See claims 1-7 and figure 1. *;
 [Y]JP2014183028  (HITACHI IND EQUIPMENT SYS) [Y] 1-14 * See paragraphs [0014]-[0015], [0020] and figures 2B, 3B. 4. *;
 [A]JP2016033890  (KAWAMURA ELECTRIC INC) [A] 1-14 * See claim 1 and figure 3. *;
 [Y]KR20180048151  (LSIS CO LTD [KR]) [Y] 1-14 * See paragraphs [0023]-[0033] and figures 5-6. *
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.