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Extract from the Register of European Patents

EP About this file: EP4015543

EP4015543 - POLYETHYLENE AND CHLORINATED POLYETHYLENE THEREOF [Right-click to bookmark this link]
StatusExamination is in progress
Status updated on  08.02.2024
Database last updated on 28.03.2026
FormerRequest for examination was made
Status updated on  20.05.2022
FormerThe international publication has been made
Status updated on  17.12.2021
Most recent event   Tooltip12.11.2025New entry: Reply to examination report 
Applicant(s)For all designated states
LG Chem, Ltd.
128 Yeoui-daero
Yeongdeungpo-gu
Seoul 07336 / KR
[2022/25]
Inventor(s)01 / KIM, Hyo Min
Daejeon 34122 / KR
02 / HONG, Bog Ki
Daejeon 34122 / KR
03 / LEE, Si Jung
Daejeon 34122 / KR
04 / PARK, Sunghyun
Daejeon 34122 / KR
05 / LEE, Naeun
Daejeon 34122 / KR
 [2022/25]
Representative(s)Hoffmann Eitle
Patent- und Rechtsanwälte PartmbB
Arabellastraße 30
81925 München / DE
[2022/25]
Application number, filing date21822433.510.06.2021
[2022/25]
WO2021KR07277
Priority number, dateKR2020007052810.06.2020         Original published format: KR 20200070528
KR2021007501909.06.2021         Original published format: KR 20210075019
[2022/25]
Filing languageKO
Procedural languageEN
PublicationType: A1 Application with search report
No.:WO2021251770
Date:16.12.2021
Language:KO
[2021/50]
Type: A1 Application with search report 
No.:EP4015543
Date:22.06.2022
Language:EN
[2022/25]
Search report(s)International search report - published on:KR16.12.2021
(Supplementary) European search report - dispatched on:EP20.10.2022
ClassificationIPC:C08F110/02, C08F4/6592, C08F8/22, C08F4/659, C08F4/646, // C08K3/04
[2022/47]
CPC:
C08F110/02 (EP,US); C08F8/22 (EP,US); C08F2420/02 (EP);
C08F2420/06 (EP); C08F2420/07 (EP); C08F2420/10 (EP);
C08F4/65912 (EP); C08F4/65916 (EP) (-)
C-Set:
C08F110/02, C08F4/65904 (EP);
C08F110/02, C08F4/65925, C08F4/659 (EP);
C08F110/02, C08F4/65927, C08F4/65925 (EP);
C08F8/22, C08F110/02 (EP);
C08F110/02, C08F2500/12, C08F2500/07, C08F2500/17, C08F2500/03 (EP)
(-)
Former IPC [2022/25]C08F110/02, C08F4/6592, C08F8/22, C08F4/659, C08F4/646
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 [2022/25]
TitleGerman:POLYETHYLEN UND CHLORIERTES POLYETHYLEN DAVON[2022/25]
English:POLYETHYLENE AND CHLORINATED POLYETHYLENE THEREOF[2022/25]
French:POLYÉTHYLÈNE ET POLYÉTHYLÈNE CHLORÉ ASSOCIÉ[2022/25]
Entry into regional phase14.03.2022Translation filed 
14.03.2022National basic fee paid 
14.03.2022Search fee paid 
14.03.2022Designation fee(s) paid 
14.03.2022Examination fee paid 
Examination procedure14.03.2022Examination requested  [2022/25]
05.05.2023Amendment by applicant (claims and/or description)
05.05.2023Date on which the examining division has become responsible
07.02.2024Despatch of a communication from the examining division (Time limit: M04)
07.06.2024Reply to a communication from the examining division
01.08.2025Despatch of a communication from the examining division (Time limit: M04)
11.11.2025Reply to a communication from the examining division
Fees paidRenewal fee
23.06.2023Renewal fee patent year 03
22.06.2024Renewal fee patent year 04
24.06.2025Renewal 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[PX] EP3778663  (LG CHEMICAL LTD et al.) [PX] 1-15 * paragraphs [0005] - [0008] - [0 37] , [ 118] - [0126] - [ 135] - [0139] - [ 159] - [0165]; examples synthesis 1+2, preparation 1, 1-1 - 1-3; claims 1, 2, 5, 7-16; tables 1, 2 *
 [PX] KR20200071035  (LG CHEMICAL LTD et al.) * the whole document *
 [E] EP3882281  (LG CHEMICAL LTD et al.) [E] 1-14 * paragraphs [0003] , [ 108] - [0125]; examples synthesis 1+2, preparation 1, 1-2; claims 1, 2, 4-7; table 1 *
 [PX] EP3778665  (LG CHEMICAL LTD et al.) [PX] 1-15 * paragraphs [0177] - [0191]; examples synthesis 1+2, preparation 1, 1-1 - 1-3; claims 1, 2, 9-20; tables 1, 2 *
 [X] US2019010256  (LEE YE JIN et al.) [X] 1-14 * examples 2, comparative 2+3; table 1 *
 [X] KR20200026125  (LG CHEMICAL LTD et al.) [X] 1-7,15 * paragraphs [0048] , [ 298] - [0317] - [ 332] - [0341] - [ 348]; example 1; table 1 *
International search[A] KR20150058020  (LG CHEMICAL LTD et al.) [A] 1-17 * See claims 1-15; paragraphs [0010], [0107], [0155], [0156], [0188] and [0191]; and figure 1. *
 [A] KR20150058938  (LG CHEMICAL LTD et al.) [A] 1-17 * See claims 1-18. *
 [A] KR20150139462  (LG CHEMICAL LTD et al.) [A] 1-17 * See claims 1-16. *
 [A] WO2009032051  (EQUISTAR CHEM LP et al.) [A] 1-17 * See claims 1-11. *
 [A] CN111187304  (SHANDONG QINGHE CHEMICAL INDUSTRY TECH CO LTD et al.) [A] 1-17 * See claims 1-9. *
 [PX] KR20200071035  (LG CHEMICAL LTD et al.) [PX] 1-17 * See claims 1-16. *
by applicant  TETRAHEDRON LETT, 1988, pages 2951
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.