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Extract from the Register of European Patents

EP About this file: EP4029919

EP4029919 - PRESSURE-SENSITIVE ADHESIVE SHEET FOR PROTECTING SEMICONDUCTOR ELEMENT [Right-click to bookmark this link]
StatusThe application has been withdrawn
Status updated on  23.02.2024
Database last updated on 11.09.2024
FormerRequest for examination was made
Status updated on  21.04.2023
FormerThe application has been published
Status updated on  17.06.2022
Most recent event   Tooltip23.02.2024Withdrawal of applicationpublished on 27.03.2024  [2024/13]
Applicant(s)For all designated states
Nitto Denko Corporation
1-1-2, Shimohozumi
Ibaraki-shi, Osaka 567-8680 / JP
[2022/29]
Inventor(s)01 / Ueno, Taiki
Ibaraki-shi, Osaka / JP
02 / Mizuno, Kouji
Ibaraki-shi, Osaka / JP
03 / Tanaka, Shunpei
Ibaraki-shi, Osaka / JP
04 / Hayashi, Miki
Ibaraki-shi, Osaka / JP
 [2022/29]
Representative(s)Grünecker Patent- und Rechtsanwälte PartG mbB
Leopoldstraße 4
80802 München / DE
[2022/29]
Application number, filing date21211776.601.12.2021
[2022/29]
Priority number, dateJP2021000503715.01.2021         Original published format: JP 2021005037
[2022/29]
Filing languageEN
Procedural languageEN
PublicationType: A2 Application without search report 
No.:EP4029919
Date:20.07.2022
Language:EN
[2022/29]
Type: A3 Search report 
No.:EP4029919
Date:19.10.2022
Language:EN
[2022/42]
Search report(s)(Supplementary) European search report - dispatched on:EP19.09.2022
ClassificationIPC:C09J7/38, H01L21/683
[2022/29]
CPC:
C09J7/38 (EP,KR,US); C09J7/385 (CN,US); C08K3/041 (US);
C08K3/042 (US); C08K5/0075 (US); C08K5/19 (EP,US);
C08K5/3445 (US); C08L101/00 (KR); C08L25/18 (KR);
C08L65/00 (KR); C09J11/00 (KR); C09J133/066 (CN);
C09J7/29 (CN); C09J9/00 (KR); C09J9/02 (CN,US);
H01L21/6836 (EP,CN,KR); C08G61/126 (US); C08K2201/001 (EP,US);
C09J2203/326 (EP,CN,US); C09J2301/122 (CN,US); C09J2301/162 (CN);
C09J2301/302 (CN,US); C09J2301/312 (EP,US); C09J2301/314 (CN,US);
C09J2301/408 (EP,US); C09J2423/006 (CN); C09J2423/106 (CN);
C09J2433/00 (EP,US); H01L2221/68327 (EP) (-)
C-Set:
C09J133/066, C08K5/0075 (CN);
C09J133/066, C08L65/00, C08L25/18 (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 [2023/21]
Former [2022/29]AL,  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 
Extension statesBANot yet paid
MENot yet paid
Validation statesKHNot yet paid
MANot yet paid
MDNot yet paid
TNNot yet paid
TitleGerman:DRUCKEMPFINDLICHE KLEBEFOLIE ZUM SCHUTZ EINES HALBLEITERELEMENTS[2022/29]
English:PRESSURE-SENSITIVE ADHESIVE SHEET FOR PROTECTING SEMICONDUCTOR ELEMENT[2022/29]
French:FEUILLE ADHÉSIVE SENSIBLE À LA PRESSION DE PROTECTION D'ÉLÉMENT SEMI-CONDUCTEUR[2022/29]
Examination procedure19.04.2023Amendment by applicant (claims and/or description)
19.04.2023Examination requested  [2023/21]
19.04.2023Date on which the examining division has become responsible
20.02.2024Application withdrawn by applicant  [2024/13]
Fees paidRenewal fee
21.12.2023Renewal fee patent year 03
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Documents cited:Search[X]EP2500390  (NITTO DENKO CORP [JP]) [X] 1-5,7 * abstract ** paragraphs [0011] , [0012] , [0018] - paragraphs [0023] , [0038] , [0043] , [0053]; examples 1-3; claim -; table 1 *;
 [X]US2014295180  (YAMAGATA MASATO [JP], et al) [X] 1,2,7 * abstract * * paragraphs [0010] , [0013] , [0025] , [0027] , [0358]; example -; claims 1-3,5,8,10 *;
 [X]WO2019239925  (LINTEC CORP [JP]) [X] 1-7 * abstract * * paragraphs [0006] , [0007] , [0027] - paragraph [0029] * * paragraphs [0042] , [0043] , [0051] - paragraphs [0062] , [0064] , [0103] , [0104] , [0119]; example -; claims 1,3-9,12 *
by applicantWO2018003893
 JP2020125436
 JP2020174201
 JP2021005037
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.