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Extract from the Register of European Patents

EP About this file: EP3318596

EP3318596 - METHOD OF PREPARING SUPERABSORBENT POLYMER [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  14.08.2020
Database last updated on 18.09.2024
FormerThe patent has been granted
Status updated on  06.09.2019
FormerGrant of patent is intended
Status updated on  08.07.2019
FormerExamination is in progress
Status updated on  25.01.2019
FormerRequest for examination was made
Status updated on  06.04.2018
FormerThe international publication has been made
Status updated on  29.09.2017
Most recent event   Tooltip08.07.2022Lapse of the patent in a contracting state
New state(s): MK		published on 10.08.2022  [2022/32]
Applicant(s)For all designated states
LG Chem, Ltd.
128, Yeoui-daero
Yeongdeungpo-gu
Seoul 07336 / KR
[2018/19]
Inventor(s)01 / HWANG, Min Ho
LG Chem Research Park
188 Munji-ro
Yuseong-gu
Daejeon 34122 / KR
02 / NAM, Hye Mi
LG Chem Research Park
188 Munji-ro
Yuseong-gu
Daejeon 34122 / KR
03 / LEE, Sang Gi
LG Chem Research Park
188 Munji-ro
Yuseong-gu
Daejeon 34122 / KR
04 / LEE, Soo Jin
LG Chem Research Park
188 Munji-ro
Yuseong-gu
Daejeon 34122 / KR
05 / JANG, Tae Hwan
LG Chem Research Park
188 Munji-ro
Yuseong-gu
Daejeon 34122 / KR
 [2018/19]
Representative(s)Goddar, Heinz J.
Boehmert & Boehmert
Anwaltspartnerschaft mbB
Pettenkoferstrasse 22
80336 München / DE
[2018/19]
Application number, filing date16895585.413.06.2016
[2018/19]
WO2016KR06263
Priority number, dateKR2016003638025.03.2016         Original published format: KR 20160036380
[2018/19]
Filing languageKO
Procedural languageEN
PublicationType: A1 Application with search report
No.:WO2017164459
Date:28.09.2017
Language:KO
[2017/39]
Type: A1 Application with search report 
No.:EP3318596
Date:09.05.2018
Language:EN
[2018/19]
Type: B1 Patent specification 
No.:EP3318596
Date:09.10.2019
Language:EN
[2019/41]
Search report(s)International search report - published on:KR28.09.2017
(Supplementary) European search report - dispatched on:EP25.06.2018
ClassificationIPC:C08J3/24, C08J3/075, C08K3/22, C08J3/12, C08K5/151, C08L33/00
[2018/19]
CPC:
B01J20/08 (EP,US); C08J3/245 (KR); A61L15/60 (US);
A61L15/24 (US); B01J20/267 (EP,US); B01J20/28004 (EP,US);
B01J20/28026 (EP,US); B01J20/3021 (EP,US); B01J20/3085 (EP,US);
C08J3/075 (EP,KR,US); C08J3/12 (EP,KR,US); C08J3/24 (EP,US);
C08K3/22 (EP,KR,US); C08K5/151 (EP,KR,US); C08L33/00 (EP,KR,US);
C08J2300/12 (EP,US); C08K2003/2227 (KR) (-)
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 [2018/19]
Extension statesBANot yet paid
MENot yet paid
Validation statesMANot yet paid
MDNot yet paid
TitleGerman:VERFAHREN ZUR HERSTELLUNG EINES EXTREM SAUGFÄHIGEN POLYMERS[2018/19]
English:METHOD OF PREPARING SUPERABSORBENT POLYMER[2018/19]
French:PROCÉDÉ DE PRÉPARATION D'UN POLYMÈRE SUPERABSORBANT[2018/19]
Entry into regional phase30.01.2018Translation filed 
30.01.2018National basic fee paid 
30.01.2018Search fee paid 
30.01.2018Designation fee(s) paid 
30.01.2018Examination fee paid 
Examination procedure30.01.2018Examination requested  [2018/19]
30.01.2018Date on which the examining division has become responsible
02.10.2018Amendment by applicant (claims and/or description)
25.01.2019Despatch of a communication from the examining division (Time limit: M04)
26.02.2019Reply to a communication from the examining division
09.07.2019Communication of intention to grant the patent
27.08.2019Fee for grant paid
27.08.2019Fee for publishing/printing paid
27.08.2019Receipt of the translation of the claim(s)
Opposition(s)10.07.2020No opposition filed within time limit [2020/38]
Fees paidRenewal fee
22.06.2018Renewal fee patent year 03
21.06.2019Renewal fee patent year 04
Opt-out from the exclusive  Tooltip
competence of the Unified
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.
Lapses during opposition  TooltipHU13.06.2016
AL09.10.2019
AT09.10.2019
CY09.10.2019
CZ09.10.2019
DK09.10.2019
EE09.10.2019
ES09.10.2019
FI09.10.2019
HR09.10.2019
IT09.10.2019
LT09.10.2019
LV09.10.2019
MC09.10.2019
MK09.10.2019
MT09.10.2019
NL09.10.2019
PL09.10.2019
RO09.10.2019
RS09.10.2019
SE09.10.2019
SI09.10.2019
SK09.10.2019
SM09.10.2019
TR09.10.2019
BG09.01.2020
NO09.01.2020
GR10.01.2020
IS09.02.2020
PT10.02.2020
IE13.06.2020
LU13.06.2020
CH30.06.2020
LI30.06.2020
[2022/32]
Former [2022/27]HU13.06.2016
AL09.10.2019
AT09.10.2019
CY09.10.2019
CZ09.10.2019
DK09.10.2019
EE09.10.2019
ES09.10.2019
FI09.10.2019
HR09.10.2019
IT09.10.2019
LT09.10.2019
LV09.10.2019
MC09.10.2019
MT09.10.2019
NL09.10.2019
PL09.10.2019
RO09.10.2019
RS09.10.2019
SE09.10.2019
SI09.10.2019
SK09.10.2019
SM09.10.2019
TR09.10.2019
BG09.01.2020
NO09.01.2020
GR10.01.2020
IS09.02.2020
PT10.02.2020
IE13.06.2020
LU13.06.2020
CH30.06.2020
LI30.06.2020
Former [2021/20]AL09.10.2019
AT09.10.2019
CZ09.10.2019
DK09.10.2019
EE09.10.2019
ES09.10.2019
FI09.10.2019
HR09.10.2019
IT09.10.2019
LT09.10.2019
LV09.10.2019
MC09.10.2019
NL09.10.2019
PL09.10.2019
RO09.10.2019
RS09.10.2019
SE09.10.2019
SI09.10.2019
SK09.10.2019
SM09.10.2019
BG09.01.2020
NO09.01.2020
GR10.01.2020
IS09.02.2020
PT10.02.2020
IE13.06.2020
LU13.06.2020
CH30.06.2020
LI30.06.2020
Former [2021/15]AL09.10.2019
AT09.10.2019
CZ09.10.2019
DK09.10.2019
EE09.10.2019
ES09.10.2019
FI09.10.2019
HR09.10.2019
IT09.10.2019
LT09.10.2019
LV09.10.2019
MC09.10.2019
NL09.10.2019
PL09.10.2019
RO09.10.2019
RS09.10.2019
SE09.10.2019
SI09.10.2019
SK09.10.2019
SM09.10.2019
BG09.01.2020
NO09.01.2020
GR10.01.2020
IS09.02.2020
PT10.02.2020
LU13.06.2020
Former [2021/12]AL09.10.2019
AT09.10.2019
CZ09.10.2019
DK09.10.2019
EE09.10.2019
ES09.10.2019
FI09.10.2019
HR09.10.2019
IT09.10.2019
LT09.10.2019
LV09.10.2019
MC09.10.2019
NL09.10.2019
PL09.10.2019
RO09.10.2019
RS09.10.2019
SE09.10.2019
SI09.10.2019
SK09.10.2019
SM09.10.2019
BG09.01.2020
NO09.01.2020
GR10.01.2020
IS09.02.2020
PT10.02.2020
Former [2020/51]AL09.10.2019
AT09.10.2019
CZ09.10.2019
DK09.10.2019
EE09.10.2019
ES09.10.2019
FI09.10.2019
HR09.10.2019
IT09.10.2019
LT09.10.2019
LV09.10.2019
NL09.10.2019
PL09.10.2019
RO09.10.2019
RS09.10.2019
SE09.10.2019
SI09.10.2019
SK09.10.2019
SM09.10.2019
BG09.01.2020
NO09.01.2020
GR10.01.2020
IS09.02.2020
PT10.02.2020
Former [2020/38]AL09.10.2019
AT09.10.2019
CZ09.10.2019
DK09.10.2019
EE09.10.2019
ES09.10.2019
FI09.10.2019
HR09.10.2019
IT09.10.2019
LT09.10.2019
LV09.10.2019
NL09.10.2019
PL09.10.2019
RO09.10.2019
RS09.10.2019
SE09.10.2019
SK09.10.2019
SM09.10.2019
BG09.01.2020
NO09.01.2020
GR10.01.2020
IS09.02.2020
PT10.02.2020
Former [2020/37]AL09.10.2019
AT09.10.2019
CZ09.10.2019
DK09.10.2019
EE09.10.2019
ES09.10.2019
FI09.10.2019
HR09.10.2019
LT09.10.2019
LV09.10.2019
NL09.10.2019
PL09.10.2019
RO09.10.2019
RS09.10.2019
SE09.10.2019
SK09.10.2019
SM09.10.2019
BG09.01.2020
NO09.01.2020
GR10.01.2020
IS09.02.2020
PT10.02.2020
Former [2020/36]AL09.10.2019
AT09.10.2019
CZ09.10.2019
DK09.10.2019
EE09.10.2019
ES09.10.2019
FI09.10.2019
HR09.10.2019
LT09.10.2019
LV09.10.2019
NL09.10.2019
PL09.10.2019
RO09.10.2019
RS09.10.2019
SE09.10.2019
BG09.01.2020
NO09.01.2020
GR10.01.2020
IS09.02.2020
PT10.02.2020
Former [2020/35]AL09.10.2019
AT09.10.2019
CZ09.10.2019
ES09.10.2019
FI09.10.2019
HR09.10.2019
LT09.10.2019
LV09.10.2019
NL09.10.2019
PL09.10.2019
RO09.10.2019
RS09.10.2019
SE09.10.2019
BG09.01.2020
NO09.01.2020
GR10.01.2020
PT10.02.2020
IS24.02.2020
Former [2020/32]AL09.10.2019
AT09.10.2019
ES09.10.2019
FI09.10.2019
HR09.10.2019
LT09.10.2019
LV09.10.2019
NL09.10.2019
PL09.10.2019
RS09.10.2019
SE09.10.2019
BG09.01.2020
NO09.01.2020
GR10.01.2020
PT10.02.2020
IS24.02.2020
Former [2020/25]AT09.10.2019
ES09.10.2019
FI09.10.2019
HR09.10.2019
LT09.10.2019
LV09.10.2019
NL09.10.2019
PL09.10.2019
RS09.10.2019
SE09.10.2019
BG09.01.2020
NO09.01.2020
GR10.01.2020
PT10.02.2020
IS24.02.2020
Former [2020/24]AT09.10.2019
ES09.10.2019
FI09.10.2019
LT09.10.2019
LV09.10.2019
NL09.10.2019
PL09.10.2019
SE09.10.2019
BG09.01.2020
NO09.01.2020
GR10.01.2020
PT10.02.2020
IS24.02.2020
Former [2020/23]AT09.10.2019
ES09.10.2019
FI09.10.2019
LT09.10.2019
LV09.10.2019
NL09.10.2019
PL09.10.2019
SE09.10.2019
BG09.01.2020
NO09.01.2020
GR10.01.2020
PT10.02.2020
Former [2020/22]FI09.10.2019
LT09.10.2019
NL09.10.2019
SE09.10.2019
BG09.01.2020
NO09.01.2020
PT10.02.2020
Former [2020/21]NL09.10.2019
NO09.01.2020
Former [2020/20]NL09.10.2019
Documents cited:Search[A]US2004214946  (SMITH SCOTT J [US], et al) [A] 1-13* the whole document *;
 [X]US8420567  (NAUMANN MATTHIAS [US], et al) [X] 1-3,6,8 * column 1, line 1 - column 2, line 40; claim - * * column 14, lines 10-47 * * column 17, lines 15-37 *;
 [E]EP3279241  (LG CHEMICAL LTD [KR]) [E] 1,2,4-8,10,11 * examples 3,6; claim - *
International search[A]KR19990027352  (HANWHA CHEMICAL CORPORATION) [A] 1-13 * See claims 1-3. *;
 [A]KR100873455B  (EVONIK STOCKHAUSEN, INC.) [A] 1-13* See claims 1, 4. *;
 [A]KR20130018350  (LG CHEMICAL LTD [KR]) [A] 1-13 * See claims 1,2,6. *;
 [X]KR20140107491  (EVONIK CORP [US]) [X] 1-13 * See paragraphs [0019], [0130]: and claims 1, 2, 4, 15, 17. *;
 [A]KR20160016714  (LG CHEMICAL LTD [KR]) [A] 1-13 * See claims 1, 6, 13. *
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.