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Extract from the Register of European Patents

EP About this file: EP3177661

EP3177661 - THICKENING AGENT FOR AQUEOUS SYSTEMS, FORMULATIONS CONTAINING SAME AND USE THEREOF [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  19.04.2024
Database last updated on 28.03.2026
FormerThe patent has been granted
Status updated on  12.05.2023
FormerGrant of patent is intended
Status updated on  08.01.2023
FormerExamination is in progress
Status updated on  30.07.2019
FormerRequest for examination was made
Status updated on  12.05.2017
FormerThe international publication has been made
Status updated on  20.02.2017
Most recent event   Tooltip22.08.2025Lapse of the patent in a contracting state
New state(s): HU		published on 24.09.2025  [2025/39]
Applicant(s)For all designated states
COATEX
35 rue Ampère
69730 Genay / FR
[2017/24]
Inventor(s)01 / SUAU, Jean-Marc
60 Chemin Perrault
69480 Lucenay / FR
02 / MATTER, Yves
18 les Grandes Terres
69650 Quincieux / FR
03 / RUHLMANN, Denis
307 Impasse des Griottes
Le Clos des Cerisiers
69730 Genay / FR
 [2017/24]
Representative(s)Balmefrezol, Ludovic Francis Pierre
Coatex SAS
35, rue Ampère
69730 Genay / FR
[2017/24]
Application number, filing date15766892.203.08.2015
[2017/24]
WO2015FR52140
Priority number, dateFR2014005760005.08.2014         Original published format: FR 1457600
[2017/24]
Filing languageFR
Procedural languageFR
PublicationType: A1 Application with search report
No.:WO2016066910
Date:06.05.2016
Language:FR
[2016/18]
Type: A1 Application with search report 
No.:EP3177661
Date:14.06.2017
Language:FR
The application published by WIPO in one of the EPO official languages on 06.05.2016 takes the place of the publication of the European patent application.
[2017/24]
Type: B1 Patent specification 
No.:EP3177661
Date:14.06.2023
Language:FR
[2023/24]
Search report(s)International search report - published on:EP06.05.2016
ClassificationIPC:C08G18/48, C08G18/75, C09D7/00, C08G18/28
[2017/24]
CPC:
C09D7/43 (EP,US); C08G18/755 (EP,CN,US); C08G18/2825 (EP,US);
C08G18/4833 (EP,CN,US); C08G18/6715 (CN); C08G18/676 (US);
C09D175/04 (EP,US) (-)
C-Set:
C08G18/6715, C08G18/48 (CN)
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 [2017/24]
Extension statesBANot yet paid
MENot yet paid
Validation statesMANot yet paid
TitleGerman:VERDICKUNGSMITTEL FÜR WÄSSRIGE SYSTEME, FORMULIERUNGEN DAMIT UND VERWENDUNG DAVON[2017/24]
English:THICKENING AGENT FOR AQUEOUS SYSTEMS, FORMULATIONS CONTAINING SAME AND USE THEREOF[2017/24]
French:AGENT EPAISSISSANT POUR SYSTEMES AQUEUX, FORMULATIONS LE CONTENANT ET UTILISATIONS[2017/24]
Entry into regional phase20.02.2017National basic fee paid 
20.02.2017Designation fee(s) paid 
20.02.2017Examination fee paid 
Examination procedure20.02.2017Examination requested  [2017/24]
20.02.2017Date on which the examining division has become responsible
25.08.2017Amendment by applicant (claims and/or description)
02.08.2019Despatch of a communication from the examining division (Time limit: M04)
17.10.2019Reply to a communication from the examining division
18.02.2021Despatch of a communication from the examining division (Time limit: M04)
16.06.2021Reply to a communication from the examining division
09.01.2023Communication of intention to grant the patent
03.05.2023Fee for grant paid
03.05.2023Fee for publishing/printing paid
03.05.2023Receipt of the translation of the claim(s)
Opposition(s)15.03.2024No opposition filed within time limit [2024/21]
Fees paidRenewal fee
14.08.2017Renewal fee patent year 03
10.08.2018Renewal fee patent year 04
15.08.2019Renewal fee patent year 05
13.08.2020Renewal fee patent year 06
13.08.2021Renewal fee patent year 07
19.07.2022Renewal fee patent year 08
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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.
Lapses during opposition  TooltipCY03.08.2015
HU03.08.2015
AT14.06.2023
BG14.06.2023
CZ14.06.2023
DK14.06.2023
EE14.06.2023
ES14.06.2023
FI14.06.2023
HR14.06.2023
LT14.06.2023
LV14.06.2023
MC14.06.2023
PL14.06.2023
RO14.06.2023
RS14.06.2023
SI14.06.2023
SK14.06.2023
SM14.06.2023
IE03.08.2023
LU03.08.2023
BE31.08.2023
CH31.08.2023
NO14.09.2023
GR15.09.2023
IS14.10.2023
PT16.10.2023
[2025/39]
Former [2025/36]CY03.08.2015
AT14.06.2023
BG14.06.2023
CZ14.06.2023
DK14.06.2023
EE14.06.2023
ES14.06.2023
FI14.06.2023
HR14.06.2023
LT14.06.2023
LV14.06.2023
MC14.06.2023
PL14.06.2023
RO14.06.2023
RS14.06.2023
SI14.06.2023
SK14.06.2023
SM14.06.2023
IE03.08.2023
LU03.08.2023
BE31.08.2023
CH31.08.2023
NO14.09.2023
GR15.09.2023
IS14.10.2023
PT16.10.2023
Former [2024/51]AT14.06.2023
BG14.06.2023
CZ14.06.2023
DK14.06.2023
EE14.06.2023
ES14.06.2023
FI14.06.2023
HR14.06.2023
LT14.06.2023
LV14.06.2023
MC14.06.2023
PL14.06.2023
RO14.06.2023
RS14.06.2023
SI14.06.2023
SK14.06.2023
SM14.06.2023
IE03.08.2023
LU03.08.2023
BE31.08.2023
CH31.08.2023
NO14.09.2023
GR15.09.2023
IS14.10.2023
PT16.10.2023
Former [2024/36]AT14.06.2023
CZ14.06.2023
DK14.06.2023
EE14.06.2023
ES14.06.2023
FI14.06.2023
HR14.06.2023
LT14.06.2023
LV14.06.2023
MC14.06.2023
PL14.06.2023
RO14.06.2023
RS14.06.2023
SI14.06.2023
SK14.06.2023
SM14.06.2023
IE03.08.2023
LU03.08.2023
BE31.08.2023
CH31.08.2023
NO14.09.2023
GR15.09.2023
IS14.10.2023
PT16.10.2023
Former [2024/33]AT14.06.2023
CZ14.06.2023
DK14.06.2023
EE14.06.2023
ES14.06.2023
FI14.06.2023
HR14.06.2023
LT14.06.2023
LV14.06.2023
MC14.06.2023
PL14.06.2023
RO14.06.2023
RS14.06.2023
SI14.06.2023
SK14.06.2023
SM14.06.2023
IE03.08.2023
LU03.08.2023
CH31.08.2023
NO14.09.2023
GR15.09.2023
IS14.10.2023
PT16.10.2023
Former [2024/24]AT14.06.2023
CZ14.06.2023
DK14.06.2023
EE14.06.2023
ES14.06.2023
FI14.06.2023
HR14.06.2023
LT14.06.2023
LV14.06.2023
MC14.06.2023
PL14.06.2023
RO14.06.2023
RS14.06.2023
SI14.06.2023
SK14.06.2023
SM14.06.2023
LU03.08.2023
CH31.08.2023
NO14.09.2023
GR15.09.2023
IS14.10.2023
PT16.10.2023
Former [2024/22]AT14.06.2023
CZ14.06.2023
DK14.06.2023
EE14.06.2023
ES14.06.2023
FI14.06.2023
HR14.06.2023
LT14.06.2023
LV14.06.2023
MC14.06.2023
PL14.06.2023
RO14.06.2023
RS14.06.2023
SK14.06.2023
SM14.06.2023
LU03.08.2023
NO14.09.2023
GR15.09.2023
IS14.10.2023
PT16.10.2023
Former [2024/21]AT14.06.2023
CZ14.06.2023
EE14.06.2023
ES14.06.2023
FI14.06.2023
HR14.06.2023
LT14.06.2023
LV14.06.2023
MC14.06.2023
PL14.06.2023
RO14.06.2023
RS14.06.2023
SK14.06.2023
SM14.06.2023
LU03.08.2023
NO14.09.2023
GR15.09.2023
IS14.10.2023
PT16.10.2023
Former [2024/16]AT14.06.2023
CZ14.06.2023
EE14.06.2023
ES14.06.2023
FI14.06.2023
HR14.06.2023
LT14.06.2023
LV14.06.2023
MC14.06.2023
PL14.06.2023
RO14.06.2023
RS14.06.2023
SK14.06.2023
SM14.06.2023
NO14.09.2023
GR15.09.2023
IS14.10.2023
PT16.10.2023
Former [2024/10]AT14.06.2023
CZ14.06.2023
EE14.06.2023
ES14.06.2023
FI14.06.2023
HR14.06.2023
LT14.06.2023
LV14.06.2023
PL14.06.2023
RO14.06.2023
RS14.06.2023
SK14.06.2023
SM14.06.2023
NO14.09.2023
GR15.09.2023
IS14.10.2023
PT16.10.2023
Former [2024/09]AT14.06.2023
CZ14.06.2023
ES14.06.2023
FI14.06.2023
HR14.06.2023
LT14.06.2023
LV14.06.2023
RS14.06.2023
SK14.06.2023
SM14.06.2023
NO14.09.2023
GR15.09.2023
IS14.10.2023
Former [2024/08]ES14.06.2023
FI14.06.2023
HR14.06.2023
LT14.06.2023
LV14.06.2023
RS14.06.2023
SK14.06.2023
SM14.06.2023
NO14.09.2023
GR15.09.2023
Former [2024/03]ES14.06.2023
FI14.06.2023
HR14.06.2023
LT14.06.2023
LV14.06.2023
RS14.06.2023
NO14.09.2023
GR15.09.2023
Former [2024/01]ES14.06.2023
HR14.06.2023
LT14.06.2023
LV14.06.2023
RS14.06.2023
NO14.09.2023
GR15.09.2023
Former [2023/51]ES14.06.2023
HR14.06.2023
RS14.06.2023
NO14.09.2023
GR15.09.2023
Former [2023/50]ES14.06.2023
NO14.09.2023
GR15.09.2023
Former [2023/48]ES14.06.2023
NO14.09.2023
Former [2023/46]ES14.06.2023
Cited inInternational search[A] US3718712  (TUSHAUS L et al.) [A] 1-10 * examples 10, 22, 30; table 1 *
 [A] EP1477511  (DSM IP ASSETS BV et al.) [A] 1-10 * Comparative Experiment E; page 13 *
 [I] US2011243873  (HOUGH LAWRENCE et al.) [I] 1-10 * paragraphs [0002] - [0003] - [00 6] - [0019] - [0 21] - [0022] * * examples 1-3 *
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.