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Extract from the Register of European Patents

EP About this file: EP3847001

EP3847001 - LOW VISCOSITY COMPOSITIONS AND 3D PRINTING METHODS UTILIZING THE COMPOSITIONS [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  06.10.2023
Database last updated on 25.09.2024
FormerThe patent has been granted
Status updated on  28.10.2022
FormerGrant of patent is intended
Status updated on  24.08.2022
FormerRequest for examination was made
Status updated on  11.06.2021
FormerThe international publication has been made
Status updated on  14.03.2020
Formerunknown
Status updated on  07.10.2019
Most recent event   Tooltip12.07.2024Lapse of the patent in a contracting state
New state(s): GB, IE		published on 14.08.2024  [2024/33]
Applicant(s)For all designated states
Dow Silicones Corporation
2200 West Salzburg Road
P.O. Box 994
Midland, MI 48686-0994 / US
[2021/28]
Inventor(s)01 / DEGROOT, Jon V.
c/o Dow Silicones Corporation
2200 West Salzburg Road
P.O. Box 994
Midland, Michigan 48686-0994 / US
02 / JANG, Eun Sil
c/o Dow Silicones Corporation
2200 West Salzburg Road
P.O. Box 994
Midland, Michigan 48686-0994 / US
03 / JOFFRE, Eric
c/o Dow Silicones Corporation
2200 West Salzburg Road
P.O. Box 994
Midland, Michigan 48686-0994 / US
04 / ZHU, Bizhong
c/o Dow Silicones Corporation
2200 West Salzburg Road
P.O. Box 994
Midland, Michigan 48686-0994 / US
 [2021/28]
Representative(s)Murgitroyd & Company
165-169 Scotland Street
Glasgow G5 8PL / GB
[N/P]
Former [2021/28]Murgitroyd & Company
Murgitroyd House
165-169 Scotland Street
Glasgow G5 8PL / GB
Application number, filing date19778698.128.08.2019
[2021/28]
WO2019US48548
Priority number, dateUS201862726417P03.09.2018         Original published format: US 201862726417 P
[2021/28]
Filing languageEN
Procedural languageEN
PublicationType: A1 Application with search report
No.:WO2020051039
Date:12.03.2020
Language:EN
[2020/11]
Type: A1 Application with search report 
No.:EP3847001
Date:14.07.2021
Language:EN
The application published by WIPO in one of the EPO official languages on 12.03.2020 takes the place of the publication of the European patent application.
[2021/28]
Type: B1 Patent specification 
No.:EP3847001
Date:30.11.2022
Language:EN
[2022/48]
Search report(s)International search report - published on:EP12.03.2020
ClassificationIPC:B29C64/10, B33Y10/00, B33Y70/00
[2021/28]
CPC:
B29C64/10 (EP,KR); C08L83/04 (KR,US); B29C64/112 (US);
B29C64/314 (KR); B33Y10/00 (EP,KR,US); B33Y70/00 (EP,KR,US);
C08G77/12 (EP,KR); C08G77/20 (EP,KR); C08K5/56 (KR);
C09D11/102 (US); C09D11/30 (US); B29K2083/00 (US);
C08L2205/025 (US); C08L2205/035 (US) (-)
C-Set:
C08L83/04, C08L83/00, C08L83/00, C08K5/56 (EP);
C08L83/04, C08L83/00, C08L83/00, C08L83/00, C08K5/56 (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 [2021/28]
Extension statesBANot yet paid
MENot yet paid
Validation statesKHNot yet paid
MANot yet paid
MDNot yet paid
TNNot yet paid
TitleGerman:ZUSAMMENSETZUNGEN MIT NIEDRIGER VISKOSITÄT UND 3D-DRUCKVERFAHREN UNTER VERWENDUNG DER ZUSAMMENSETZUNGEN[2021/28]
English:LOW VISCOSITY COMPOSITIONS AND 3D PRINTING METHODS UTILIZING THE COMPOSITIONS[2021/28]
French:COMPOSITIONS À FAIBLE VISCOSITÉ ET PROCÉDÉS D'IMPRESSION 3D UTILISANT LES COMPOSITIONS[2021/28]
Entry into regional phase17.03.2021National basic fee paid 
17.03.2021Designation fee(s) paid 
17.03.2021Examination fee paid 
Examination procedure17.03.2021Amendment by applicant (claims and/or description)
17.03.2021Examination requested  [2021/28]
17.03.2021Date on which the examining division has become responsible
25.08.2022Communication of intention to grant the patent
25.10.2022Fee for grant paid
25.10.2022Fee for publishing/printing paid
25.10.2022Receipt of the translation of the claim(s)
Opposition(s)31.08.2023No opposition filed within time limit [2023/45]
Fees paidRenewal fee
13.08.2021Renewal fee patent year 03
15.07.2022Renewal fee patent year 04
Opt-out from the exclusive  Tooltip
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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  TooltipAL30.11.2022
AT30.11.2022
CZ30.11.2022
DK30.11.2022
EE30.11.2022
ES30.11.2022
FI30.11.2022
HR30.11.2022
IT30.11.2022
LT30.11.2022
LV30.11.2022
MC30.11.2022
NL30.11.2022
PL30.11.2022
RO30.11.2022
RS30.11.2022
SE30.11.2022
SI30.11.2022
SK30.11.2022
SM30.11.2022
NO28.02.2023
GR01.03.2023
IS30.03.2023
PT31.03.2023
GB28.08.2023
IE28.08.2023
LU28.08.2023
[2024/33]
Former [2024/26]AL30.11.2022
AT30.11.2022
CZ30.11.2022
DK30.11.2022
EE30.11.2022
ES30.11.2022
FI30.11.2022
HR30.11.2022
IT30.11.2022
LT30.11.2022
LV30.11.2022
MC30.11.2022
NL30.11.2022
PL30.11.2022
RO30.11.2022
RS30.11.2022
SE30.11.2022
SI30.11.2022
SK30.11.2022
SM30.11.2022
NO28.02.2023
GR01.03.2023
IS30.03.2023
PT31.03.2023
LU28.08.2023
Former [2024/21]AL30.11.2022
AT30.11.2022
CZ30.11.2022
DK30.11.2022
EE30.11.2022
ES30.11.2022
FI30.11.2022
HR30.11.2022
LT30.11.2022
LV30.11.2022
MC30.11.2022
NL30.11.2022
PL30.11.2022
RO30.11.2022
RS30.11.2022
SE30.11.2022
SI30.11.2022
SK30.11.2022
SM30.11.2022
NO28.02.2023
GR01.03.2023
IS30.03.2023
PT31.03.2023
LU28.08.2023
Former [2024/16]AL30.11.2022
AT30.11.2022
CZ30.11.2022
DK30.11.2022
EE30.11.2022
ES30.11.2022
FI30.11.2022
HR30.11.2022
LT30.11.2022
LV30.11.2022
MC30.11.2022
NL30.11.2022
PL30.11.2022
RO30.11.2022
RS30.11.2022
SE30.11.2022
SI30.11.2022
SK30.11.2022
SM30.11.2022
NO28.02.2023
GR01.03.2023
IS30.03.2023
PT31.03.2023
Former [2023/51]AL30.11.2022
AT30.11.2022
CZ30.11.2022
DK30.11.2022
EE30.11.2022
ES30.11.2022
FI30.11.2022
HR30.11.2022
LT30.11.2022
LV30.11.2022
NL30.11.2022
PL30.11.2022
RO30.11.2022
RS30.11.2022
SE30.11.2022
SI30.11.2022
SK30.11.2022
SM30.11.2022
NO28.02.2023
GR01.03.2023
IS30.03.2023
PT31.03.2023
Former [2023/38]AL30.11.2022
AT30.11.2022
CZ30.11.2022
DK30.11.2022
EE30.11.2022
ES30.11.2022
FI30.11.2022
HR30.11.2022
LT30.11.2022
LV30.11.2022
NL30.11.2022
PL30.11.2022
RO30.11.2022
RS30.11.2022
SE30.11.2022
SK30.11.2022
SM30.11.2022
NO28.02.2023
GR01.03.2023
IS30.03.2023
PT31.03.2023
Former [2023/37]AL30.11.2022
AT30.11.2022
CZ30.11.2022
DK30.11.2022
EE30.11.2022
ES30.11.2022
FI30.11.2022
HR30.11.2022
LT30.11.2022
LV30.11.2022
NL30.11.2022
PL30.11.2022
RO30.11.2022
RS30.11.2022
SE30.11.2022
SM30.11.2022
NO28.02.2023
GR01.03.2023
IS30.03.2023
PT31.03.2023
Former [2023/35]AT30.11.2022
CZ30.11.2022
DK30.11.2022
EE30.11.2022
ES30.11.2022
FI30.11.2022
HR30.11.2022
LT30.11.2022
LV30.11.2022
NL30.11.2022
PL30.11.2022
RO30.11.2022
RS30.11.2022
SE30.11.2022
SM30.11.2022
NO28.02.2023
GR01.03.2023
IS30.03.2023
PT31.03.2023
Former [2023/34]DK30.11.2022
EE30.11.2022
ES30.11.2022
FI30.11.2022
HR30.11.2022
LT30.11.2022
LV30.11.2022
NL30.11.2022
PL30.11.2022
RS30.11.2022
SE30.11.2022
SM30.11.2022
NO28.02.2023
GR01.03.2023
IS30.03.2023
PT31.03.2023
Former [2023/33]DK30.11.2022
ES30.11.2022
FI30.11.2022
HR30.11.2022
LT30.11.2022
LV30.11.2022
NL30.11.2022
PL30.11.2022
RS30.11.2022
SE30.11.2022
SM30.11.2022
NO28.02.2023
GR01.03.2023
IS30.03.2023
PT31.03.2023
Former [2023/29]ES30.11.2022
FI30.11.2022
HR30.11.2022
LT30.11.2022
LV30.11.2022
NL30.11.2022
PL30.11.2022
RS30.11.2022
SE30.11.2022
NO28.02.2023
GR01.03.2023
IS30.03.2023
PT31.03.2023
Former [2023/25]ES30.11.2022
FI30.11.2022
HR30.11.2022
LT30.11.2022
LV30.11.2022
PL30.11.2022
RS30.11.2022
SE30.11.2022
NO28.02.2023
GR01.03.2023
IS30.03.2023
PT31.03.2023
Former [2023/23]ES30.11.2022
FI30.11.2022
LT30.11.2022
LV30.11.2022
SE30.11.2022
NO28.02.2023
GR01.03.2023
PT31.03.2023
Former [2023/22]ES30.11.2022
FI30.11.2022
LT30.11.2022
SE30.11.2022
NO28.02.2023
PT31.03.2023
Former [2023/20]LT30.11.2022
NO28.02.2023
Cited inInternational search[A]WO2016044547  (DOW CORNING [US]) [A] 1-19 * table 1 * * paragraphs [0185] - [0207] * * claims 1,3 *;
 [A]WO2017144461  (DOW CORNING [US], et al) [A] 1-19 * examples C1, C2, C4, 1, 2 * * paragraph [0111] ** claim 1 *
by applicantUS3159601
 US3220972
 US3296291
 US3419593
 US3516946
 US3715334
 US3814730
 US3923705
 US3928629
 US3989668
 US5036117
 US5175325
 US5204055
 US5387380
 US6200581
 US6605734
 US2018066115
 US2018208797
    - "HIGH VISCOSITY JETTING SYSTEM FOR 3D REACTIVE INKJET PRINTING", H. YANG et al., Additive Manufacturing and 3D printing group, University of Nottingham
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.