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Extract from the Register of European Patents

EP About this file: EP4148812

EP4148812 - PIEZOELECTRIC COMPOSITE SUBSTRATE AND METHOD FOR MANUFACTURING SAME [Right-click to bookmark this link]
StatusRequest for examination was made
Status updated on  10.02.2023
Database last updated on 12.07.2024
FormerThe international publication has been made
Status updated on  12.11.2021
Most recent event   Tooltip15.05.2024Supplementary search reportpublished on 12.06.2024  [2024/24]
Applicant(s)For all designated states
SHIN-ETSU CHEMICAL CO., LTD.
4-1, Marunouchi 1 chome
Chiyoda-ku
Tokyo 1000005 / JP
[2023/11]
Inventor(s)01 / NAGATA, Kazutoshi
Annaka-shi, Gunma 379-0195 / JP
 [2023/11]
Representative(s)HGF
HGF Limited
1 City Walk
Leeds LS11 9DX / GB
[2023/11]
Application number, filing date21799739.428.04.2021
[2023/11]
WO2021JP16935
Priority number, dateJP2020008266608.05.2020         Original published format: JP 2020082666
[2023/11]
Filing languageJA
Procedural languageEN
PublicationType: A1 Application with search report
No.:WO2021225101
Date:11.11.2021
Language:JA
[2021/45]
Type: A1 Application with search report 
No.:EP4148812
Date:15.03.2023
Language:EN
[2023/11]
Search report(s)International search report - published on:JP11.11.2021
(Supplementary) European search report - dispatched on:EP14.05.2024
ClassificationIPC:H03H3/08, H03H9/02, // H10N30/073
[2024/24]
CPC:
H03H9/02574 (EP,US); H10N30/072 (KR,US); H03H3/08 (EP);
H03H9/02559 (EP,US); H03H9/02834 (EP); H10N30/073 (EP);
H10N30/853 (KR) (-)
Former IPC [2023/11]H01L41/187, H01L41/312, H01L21/02
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 [2023/11]
TitleGerman:PIEZOELEKTRISCHES VERBUNDSUBSTRAT UND VERFAHREN ZUR HERSTELLUNG DAVON[2023/11]
English:PIEZOELECTRIC COMPOSITE SUBSTRATE AND METHOD FOR MANUFACTURING SAME[2023/11]
French:SUBSTRAT COMPOSITE PIÉZOÉLECTRIQUE ET SON PROCÉDÉ DE FABRICATION[2023/11]
Entry into regional phase08.11.2022Translation filed 
08.11.2022National basic fee paid 
08.11.2022Search fee paid 
08.11.2022Designation fee(s) paid 
08.11.2022Examination fee paid 
Examination procedure08.11.2022Examination requested  [2023/11]
Fees paidRenewal fee
08.11.2022Renewal fee patent year 03
24.04.2024Renewal fee patent year 04
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Responsibility for the accuracy, completeness or quality of the data displayed under the link provided lies entirely with the Unified Patent Court.
Documents cited:Search[XY]US2018048282  (KURIMOTO KOUHEI [JP], et al);
 [Y]US2018048283  (TANNO MASAYUKI [JP], et al);
 [Y]US2019280666  (AKIYAMA SHOJI [JP], et al);
 [Y]US2020052189  (TANNO MASAYUKI [JP], et al);
 [Y]US2020058842  (AKIYAMA SHOJI [JP], et al)
International search[A]JPH05211128  (COMMISSARIAT ENERGIE ATOMIQUE);
 [A]JP2010187373  (NGK INSULATORS LTD);
 [YA]JP2017098577  (SHINETSU CHEMICAL CO);
 [XY]WO2018066653  (SHINETSU CHEMICAL CO [JP]);
 [XY]JP2019077607  (SHINETSU CHEMICAL CO)
by applicantJPH05211128
 JP2010187373
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.