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Extract from the Register of European Patents

EP About this file: EP3662020

EP3662020 - DUAL CURABLE SILICONE COMPOSITIONS [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  02.12.2022
Database last updated on 24.04.2024
FormerThe patent has been granted
Status updated on  24.12.2021
FormerGrant of patent is intended
Status updated on  23.11.2021
FormerRequest for examination was made
Status updated on  15.07.2021
FormerGrant of patent is intended
Status updated on  31.03.2021
FormerRequest for examination was made
Status updated on  08.05.2020
FormerThe international publication has been made
Status updated on  09.02.2019
Formerunknown
Status updated on  28.08.2018
Most recent event   Tooltip12.04.2024Lapse of the patent in a contracting state
New state(s): CY		published on 15.05.2024 [2024/20]
Applicant(s)For all designated states
Dow Silicones Corporation
2200 West Salzburg Road
Midland, MI 48686-0994 / US
[2020/24]
Inventor(s)01 / LIU, Junying
5101 Claremont Street
Midland, MI 48642 / US
02 / LIU, Nanguo
2228 North Rolling Ridge Drive
Midland, MI 48642 / US
03 / MCDONALD, Joel
4301 Cruz Drive
Midland, MI 48642 / US
 [2020/24]
Representative(s)Murgitroyd & Company
165-169 Scotland Street
Glasgow G5 8PL / GB
[N/P]
Former [2020/24]Murgitroyd & Company
Murgitroyd House
165-169 Scotland Street
Glasgow G5 8PL / GB
Application number, filing date18755593.324.07.2018
[2020/24]
WO2018US43361
Priority number, dateUS201762539125P31.07.2017         Original published format: US 201762539125 P
[2020/24]
Filing languageEN
Procedural languageEN
PublicationType: A1 Application with search report
No.:WO2019027717
Date:07.02.2019
Language:EN
[2019/06]
Type: A1 Application with search report 
No.:EP3662020
Date:10.06.2020
Language:EN
The application published by WIPO in one of the EPO official languages on 07.02.2019 takes the place of the publication of the European patent application.
[2020/24]
Type: B1 Patent specification 
No.:EP3662020
Date:26.01.2022
Language:EN
[2022/04]
Search report(s)International search report - published on:EP07.02.2019
ClassificationIPC:C08L83/06, C09D183/06, C08G77/14
[2020/24]
CPC:
C08L83/06 (EP,KR,US); C09D183/06 (EP,KR,US); C08G77/14 (EP,KR);
C08J3/24 (KR); C08J3/28 (KR); C08K5/0091 (KR);
C08K5/59 (KR); C08L2205/025 (KR,US) (-)
C-Set:
C09D183/06, C08L83/00, C08K5/0091, C08K5/59 (EP)
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 [2020/24]
Extension statesBANot yet paid
MENot yet paid
Validation statesKHNot yet paid
MANot yet paid
MDNot yet paid
TNNot yet paid
TitleGerman:ZWEIFACH HÄRTBARE SILIKONZUSAMMENSETZUNGEN[2020/24]
English:DUAL CURABLE SILICONE COMPOSITIONS[2020/24]
French:COMPOSITIONS DE SILICONE DURCISSABLES DOUBLES[2020/24]
Entry into regional phase27.02.2020National basic fee paid 
27.02.2020Designation fee(s) paid 
27.02.2020Examination fee paid 
Examination procedure01.11.2018Request for preliminary examination filed
International Preliminary Examining Authority: EP
27.02.2020Examination requested  [2020/24]
27.02.2020Date on which the examining division has become responsible
01.04.2021Communication of intention to grant the patent
14.07.2021Disapproval of the communication of intention to grant the patent by the applicant or resumption of examination proceedings by the EPO
24.11.2021Communication of intention to grant the patent
20.12.2021Fee for grant paid
20.12.2021Fee for publishing/printing paid
20.12.2021Receipt of the translation of the claim(s)
Opposition(s)27.10.2022No opposition filed within time limit [2023/01]
Fees paidRenewal fee
14.07.2020Renewal fee patent year 03
15.07.2021Renewal 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  TooltipAL26.01.2022
AT26.01.2022
CY26.01.2022
CZ26.01.2022
DK26.01.2022
EE26.01.2022
ES26.01.2022
FI26.01.2022
HR26.01.2022
IT26.01.2022
LT26.01.2022
LV26.01.2022
MC26.01.2022
NL26.01.2022
PL26.01.2022
RO26.01.2022
RS26.01.2022
SE26.01.2022
SI26.01.2022
SK26.01.2022
SM26.01.2022
BG26.04.2022
NO26.04.2022
GR27.04.2022
IS26.05.2022
PT26.05.2022
GB24.07.2022
IE24.07.2022
LU24.07.2022
BE31.07.2022
CH31.07.2022
FR31.07.2022
LI31.07.2022
[2024/20]
Former [2023/35]AL26.01.2022
AT26.01.2022
CZ26.01.2022
DK26.01.2022
EE26.01.2022
ES26.01.2022
FI26.01.2022
HR26.01.2022
IT26.01.2022
LT26.01.2022
LV26.01.2022
MC26.01.2022
NL26.01.2022
PL26.01.2022
RO26.01.2022
RS26.01.2022
SE26.01.2022
SI26.01.2022
SK26.01.2022
SM26.01.2022
BG26.04.2022
NO26.04.2022
GR27.04.2022
IS26.05.2022
PT26.05.2022
GB24.07.2022
IE24.07.2022
LU24.07.2022
BE31.07.2022
CH31.07.2022
FR31.07.2022
LI31.07.2022
Former [2023/33]AL26.01.2022
AT26.01.2022
CZ26.01.2022
DK26.01.2022
EE26.01.2022
ES26.01.2022
FI26.01.2022
HR26.01.2022
LT26.01.2022
LV26.01.2022
MC26.01.2022
NL26.01.2022
PL26.01.2022
RO26.01.2022
RS26.01.2022
SE26.01.2022
SI26.01.2022
SK26.01.2022
SM26.01.2022
BG26.04.2022
NO26.04.2022
GR27.04.2022
IS26.05.2022
PT26.05.2022
GB24.07.2022
IE24.07.2022
LU24.07.2022
BE31.07.2022
CH31.07.2022
FR31.07.2022
LI31.07.2022
Former [2023/27]AL26.01.2022
AT26.01.2022
CZ26.01.2022
DK26.01.2022
EE26.01.2022
ES26.01.2022
FI26.01.2022
HR26.01.2022
LT26.01.2022
LV26.01.2022
MC26.01.2022
NL26.01.2022
PL26.01.2022
RO26.01.2022
RS26.01.2022
SE26.01.2022
SI26.01.2022
SK26.01.2022
SM26.01.2022
BG26.04.2022
NO26.04.2022
GR27.04.2022
IS26.05.2022
PT26.05.2022
GB24.07.2022
LU24.07.2022
BE31.07.2022
CH31.07.2022
FR31.07.2022
LI31.07.2022
Former [2023/25]AL26.01.2022
AT26.01.2022
CZ26.01.2022
DK26.01.2022
EE26.01.2022
ES26.01.2022
FI26.01.2022
HR26.01.2022
LT26.01.2022
LV26.01.2022
MC26.01.2022
NL26.01.2022
PL26.01.2022
RO26.01.2022
RS26.01.2022
SE26.01.2022
SI26.01.2022
SK26.01.2022
SM26.01.2022
BG26.04.2022
NO26.04.2022
GR27.04.2022
IS26.05.2022
PT26.05.2022
LU24.07.2022
BE31.07.2022
CH31.07.2022
FR31.07.2022
LI31.07.2022
Former [2023/22]AL26.01.2022
AT26.01.2022
CZ26.01.2022
DK26.01.2022
EE26.01.2022
ES26.01.2022
FI26.01.2022
HR26.01.2022
LT26.01.2022
LV26.01.2022
MC26.01.2022
NL26.01.2022
PL26.01.2022
RO26.01.2022
RS26.01.2022
SE26.01.2022
SI26.01.2022
SK26.01.2022
SM26.01.2022
BG26.04.2022
NO26.04.2022
GR27.04.2022
IS26.05.2022
PT26.05.2022
LU24.07.2022
CH31.07.2022
FR31.07.2022
LI31.07.2022
Former [2023/21]AL26.01.2022
AT26.01.2022
CZ26.01.2022
DK26.01.2022
EE26.01.2022
ES26.01.2022
FI26.01.2022
HR26.01.2022
LT26.01.2022
LV26.01.2022
MC26.01.2022
NL26.01.2022
PL26.01.2022
RO26.01.2022
RS26.01.2022
SE26.01.2022
SI26.01.2022
SK26.01.2022
SM26.01.2022
BG26.04.2022
NO26.04.2022
GR27.04.2022
IS26.05.2022
PT26.05.2022
LU24.07.2022
CH31.07.2022
LI31.07.2022
Former [2023/11]AL26.01.2022
AT26.01.2022
CZ26.01.2022
DK26.01.2022
EE26.01.2022
ES26.01.2022
FI26.01.2022
HR26.01.2022
LT26.01.2022
LV26.01.2022
MC26.01.2022
NL26.01.2022
PL26.01.2022
RO26.01.2022
RS26.01.2022
SE26.01.2022
SI26.01.2022
SK26.01.2022
SM26.01.2022
BG26.04.2022
NO26.04.2022
GR27.04.2022
IS26.05.2022
PT26.05.2022
Former [2023/10]AL26.01.2022
AT26.01.2022
CZ26.01.2022
DK26.01.2022
EE26.01.2022
ES26.01.2022
FI26.01.2022
HR26.01.2022
LT26.01.2022
LV26.01.2022
NL26.01.2022
PL26.01.2022
RO26.01.2022
RS26.01.2022
SE26.01.2022
SI26.01.2022
SK26.01.2022
SM26.01.2022
BG26.04.2022
NO26.04.2022
GR27.04.2022
IS26.05.2022
PT26.05.2022
Former [2023/01]AL26.01.2022
AT26.01.2022
CZ26.01.2022
DK26.01.2022
EE26.01.2022
ES26.01.2022
FI26.01.2022
HR26.01.2022
LT26.01.2022
LV26.01.2022
NL26.01.2022
PL26.01.2022
RO26.01.2022
RS26.01.2022
SE26.01.2022
SK26.01.2022
SM26.01.2022
BG26.04.2022
NO26.04.2022
GR27.04.2022
IS26.05.2022
PT26.05.2022
Former [2022/49]AT26.01.2022
CZ26.01.2022
DK26.01.2022
EE26.01.2022
ES26.01.2022
FI26.01.2022
HR26.01.2022
LT26.01.2022
LV26.01.2022
NL26.01.2022
PL26.01.2022
RO26.01.2022
RS26.01.2022
SE26.01.2022
SK26.01.2022
SM26.01.2022
BG26.04.2022
NO26.04.2022
GR27.04.2022
IS26.05.2022
PT26.05.2022
Former [2022/48]AT26.01.2022
CZ26.01.2022
DK26.01.2022
EE26.01.2022
ES26.01.2022
FI26.01.2022
HR26.01.2022
LT26.01.2022
LV26.01.2022
NL26.01.2022
PL26.01.2022
RO26.01.2022
RS26.01.2022
SE26.01.2022
SM26.01.2022
BG26.04.2022
NO26.04.2022
GR27.04.2022
IS26.05.2022
PT26.05.2022
Former [2022/47]AT26.01.2022
DK26.01.2022
ES26.01.2022
FI26.01.2022
HR26.01.2022
LT26.01.2022
LV26.01.2022
NL26.01.2022
PL26.01.2022
RO26.01.2022
RS26.01.2022
SE26.01.2022
SM26.01.2022
BG26.04.2022
NO26.04.2022
GR27.04.2022
IS26.05.2022
PT26.05.2022
Former [2022/46]AT26.01.2022
DK26.01.2022
ES26.01.2022
FI26.01.2022
HR26.01.2022
LT26.01.2022
LV26.01.2022
NL26.01.2022
PL26.01.2022
RS26.01.2022
SE26.01.2022
BG26.04.2022
NO26.04.2022
GR27.04.2022
IS26.05.2022
PT26.05.2022
Former [2022/42]AT26.01.2022
ES26.01.2022
FI26.01.2022
HR26.01.2022
LT26.01.2022
LV26.01.2022
NL26.01.2022
PL26.01.2022
RS26.01.2022
SE26.01.2022
BG26.04.2022
NO26.04.2022
GR27.04.2022
IS26.05.2022
PT26.05.2022
Former [2022/39]AT26.01.2022
ES26.01.2022
FI26.01.2022
HR26.01.2022
LT26.01.2022
LV26.01.2022
NL26.01.2022
PL26.01.2022
RS26.01.2022
SE26.01.2022
BG26.04.2022
NO26.04.2022
GR27.04.2022
PT26.05.2022
Former [2022/36]AT26.01.2022
ES26.01.2022
HR26.01.2022
LT26.01.2022
LV26.01.2022
NL26.01.2022
PL26.01.2022
RS26.01.2022
SE26.01.2022
BG26.04.2022
NO26.04.2022
GR27.04.2022
PT26.05.2022
Former [2022/35]ES26.01.2022
HR26.01.2022
LT26.01.2022
NL26.01.2022
RS26.01.2022
SE26.01.2022
BG26.04.2022
NO26.04.2022
PT26.05.2022
Former [2022/34]ES26.01.2022
LT26.01.2022
NL26.01.2022
NO26.04.2022
PT26.05.2022
Former [2022/33]LT26.01.2022
NL26.01.2022
NO26.04.2022
Former [2022/30]NL26.01.2022
Cited inInternational search[X]US4966922  (GROSS DAVID C [US], et al) [X] 1-12 * column 1, line 56 - column 6, line 39 * * column 7, line 1 - column 8, line 32 *;
 [X]WO9735924  (RHONE POULENC CHIMIE [FR], et al) [X] 1-12 * page 4, line 6 - page 6, line 2 * * page 8, line 1 - page 8, line 10 * * page 9, line 8 - page 11, line 4 *;
 [X]US2010069523  (ALVAREZ KHRISTOPHER EDWARD [US], et al) [X] 1-12 * paragraph [0011] - paragraph [0025] ** paragraphs [0039] - [0049] - [0 53] , [0 54] *
by applicantUS3334067
 US3981897
 US4026705
 US4069055
 US4161478
    - Kirk-Othmer Encyclopedia, John Wiley & Sons, (19650000), vol. 20, pages 194 - 197
    - Kirk-Othmer Encyclopedia, John Wiley & Sons, vol. 7, pages 532 - 534
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.