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Extract from the Register of European Patents

EP About this file: EP4056620

EP4056620 - EPOXY-MODIFIED SILICONE FINE PARTICLES AND METHOD FOR PRODUCING SAME, THERMOSETTING RESIN COMPOSITION CONTAINING SAID FINE PARTICLES, AND SEALING MATERIAL [Right-click to bookmark this link]
StatusRequest for examination was made
Status updated on  12.08.2022
Database last updated on 24.07.2024
FormerThe international publication has been made
Status updated on  14.05.2021
Most recent event   Tooltip10.04.2024Amendment by applicant 
Applicant(s)For all designated states
Shin-Etsu Chemical Co., Ltd.
4-1, Marunouchi 1-chome
Chiyoda-ku
Tokyo 100-0005 / JP
For all designated states
Nissin Chemical Industry Co., Ltd.
17-33 Kitago 2-chome
Echizen-shi
Fukui 915-0802 / JP
[2022/37]
Inventor(s)01 / INOKUCHI Yoshinori
c/o Silicone-Electronics Materials Research
Center of Shin-Etsu Chemical Co., Ltd., 1-10
Hitomi, Matsuida-machi
Annaka-shi, Gunma 379-0224 / JP
02 / SAKAI Mio
c/o Nissin Chemical Industry Co., Ltd., 17-33,
Kitago 2-choume
Echizen-shi, Fukui 915-0802 / JP
 [2022/37]
Representative(s)V.O.
P.O. Box 87930
2508 DH Den Haag / NL
[2022/37]
Application number, filing date20885132.929.10.2020
[2022/37]
WO2020JP40578
Priority number, dateJP2019020235707.11.2019         Original published format: JP 2019202357
[2022/37]
Filing languageJA
Procedural languageEN
PublicationType: A1 Application with search report
No.:WO2021090752
Date:14.05.2021
Language:JA
[2021/19]
Type: A1 Application with search report 
No.:EP4056620
Date:14.09.2022
Language:EN
[2022/37]
Search report(s)International search report - published on:JP14.05.2021
(Supplementary) European search report - dispatched on:EP30.10.2023
ClassificationIPC:C08J3/12, C09D183/06, C08L63/00, H01L23/29
[2023/48]
CPC:
H01L23/295 (EP); C08J3/126 (EP,CN,US); C08G77/38 (US);
C08G77/14 (EP,CN); C08L63/00 (CN); C09D183/06 (EP);
H01L23/296 (CN); C08J2363/00 (EP); C08J2383/04 (EP,CN,US);
C08J2483/06 (EP,CN) (-)
C-Set:
C08L63/00, C08L83/04, C08L83/06 (CN)
Former IPC [2022/37]C08G59/20, C08L63/00
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 [2022/37]
TitleGerman:EPOXYMODIFIZIERTE SILIKONFEINTEILCHEN UND VERFAHREN ZUM PRODUZIEREN DERSELBEN, WÄRMEHÄRTBARE HARZZUSAMMENSETZUNG, DIE DIESE FEINTEILCHEN ENTHÄLT, UND DICHTUNGSMATERIAL[2022/37]
English:EPOXY-MODIFIED SILICONE FINE PARTICLES AND METHOD FOR PRODUCING SAME, THERMOSETTING RESIN COMPOSITION CONTAINING SAID FINE PARTICLES, AND SEALING MATERIAL[2022/37]
French:FINES PARTICULES DE SILICONE MODIFIÉE PAR ÉPOXY ET LEUR PROCÉDÉ DE PRODUCTION, COMPOSITION DE RÉSINE THERMODURCISSABLE CONTENANT LESDITES FINES PARTICULES ET MATÉRIAU D'ÉTANCHÉITÉ[2022/37]
Entry into regional phase04.05.2022Translation filed 
04.05.2022National basic fee paid 
04.05.2022Search fee paid 
04.05.2022Designation fee(s) paid 
04.05.2022Examination fee paid 
Examination procedure04.05.2022Examination requested  [2022/37]
08.04.2024Amendment by applicant (claims and/or description)
08.04.2024Date on which the examining division has become responsible
Fees paidRenewal fee
04.05.2022Renewal fee patent year 03
13.09.2023Renewal fee patent year 04
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Documents cited:Search[XAI]JPH0920631  (SHINETSU CHEMICAL CO) [X] 1-5,8-11 * production example 2 * [A] 12-14[I] 6,7
International search[XY]JPH0885753  (SHINETSU CHEMICAL CO) [X] 1-5, 8-14 * paragraphs [0026], [0033]-[0037], [0042], [0043], [0050], table 2, example 2 * [Y] 6, 7;
 [Y]JP2009280767  (ASAHI KASEI CORP) [Y] 6, 7* paragraph [0030] *;
 [Y]JP2014015522  (ARAKAWA CHEM IND) [Y] 6, 7 * paragraph [0024] *;
 [Y]JP2017110092  (TORAY FINECHEMICALS CO LTD, et al) [Y] 6, 7 * paragraph [0020] *
by applicantJPH0885753
 JP2007023061
 JP2007146148
 JP2018172545
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.