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Extract from the Register of European Patents

EP About this file: EP4454631

EP4454631 - CURABLE DENTAL COMPOSITION [Right-click to bookmark this link]
StatusRequest for examination was made
Status updated on  27.09.2024
Database last updated on 21.03.2026
FormerThe international publication has been made
Status updated on  01.07.2023
Most recent event   Tooltip25.02.2026Supplementary search reportpublished on 25.03.2026 [2026/13]
Applicant(s)For all designated states
Kuraray Noritake Dental Inc.
1621, Sakazu
Kurashiki-shi, Okayama 710-0801 / JP
[2024/44]
Inventor(s)01 / SUZUKI, Kenji
Tainai-shi, Niigata 959-2653 / JP
02 / ISHIBASHI, Misaki
Tainai-shi, Niigata 959-2653 / JP
 [2024/44]
Representative(s)D Young & Co LLP
3 Noble Street
London EC2V 7BQ / GB
[2024/44]
Application number, filing date22911313.921.12.2022
[2024/44]
WO2022JP47233
Priority number, dateJP2021020755321.12.2021         Original published format: JP 2021207553
[2024/44]
Filing languageJA
Procedural languageEN
PublicationType: A1 Application with search report
No.:WO2023120611
Date:29.06.2023
Language:JA
[2023/26]
Type: A1 Application with search report 
No.:EP4454631
Date:30.10.2024
Language:EN
[2024/44]
Search report(s)International search report - published on:JP29.06.2023
(Supplementary) European search report - dispatched on:EP24.02.2026
ClassificationIPC:A61K6/887, A61K6/836, A61K6/70
[2026/13]
CPC:
A61K6/887 (EP); A61K6/891 (US); A61K6/70 (EP);
A61K6/71 (US)
C-Set:
A61K6/887, C08L33/08 (EP);
A61K6/887, C08L33/10 (EP)
Former IPC [2024/44]A61K6/887, A61K6/836
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,   ME,   MK,   MT,   NL,   NO,   PL,   PT,   RO,   RS,   SE,   SI,   SK,   SM,   TR [2024/44]
TitleGerman:HÄRTBARE DENTALZUSAMMENSETZUNG[2024/44]
English:CURABLE DENTAL COMPOSITION[2024/44]
French:COMPOSITION DENTAIRE DURCISSABLE[2024/44]
Entry into regional phase17.06.2024Translation filed 
17.06.2024National basic fee paid 
17.06.2024Search fee paid 
17.06.2024Designation fee(s) paid 
17.06.2024Examination fee paid 
Examination procedure17.06.2024Examination requested  [2024/44]
Fees paidRenewal fee
27.12.2024Renewal fee patent year 03
29.12.2025Renewal fee patent year 04
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Documents cited:Search[XI] JP2008019246  (G C DENTAL IND CORP et al.) [X] 1,3-12 * paragraphs [0001] , [0002] , [0007] , [0035] , [0038] , [0039] , [0041] - [0043] - [0048]; example 1; table 3 *[I] 2
 [XI] US2017224591  (VOGEL KARIN et al.) [X] 1-6,10-12 * paragraphs [0001] , [0046] , [0062] , [0076] - [0078] * * example 2; tables 1,2 *[I] 7-9
 [XI] WO0069394  (3M INNOVATIVE PROPERTIES CO et al.) [X] 1,3-6,10-12 * page 1, line 7 - line 20 * * page 1, line 23 - line 29 * * preparatory example 1; pages 18,19 * * pages 25-26; example 3; tables 12-14 *[I] 2,7-9
 [XI] JP2002087917  (G C DENTAL IND CORP et al.) [X] 1,3-7,10-12 * page 1, line 2 - line 4 * * pages 19,20; example 1 * * page 8, line 3 - line 6 * * page 6, line 9 - line 15 *[I] 2,8-9
 [XI] WO9901104  (KERR CORP et al.) [X] 1,3-7,10-12 * paragraphs [0001] , [0032] , [0041] - [0043] * * example 1 * * table 3 *[I] 2,8-9
 [XAI] US5063257  (AKAHANE SHOJI et al.) [X] 1,3-4,6-7,10-12 * column 1, line 6 - line 11 * * column 5, line 22 - line 36 * * column 13, line 60 - column 14, line 32; example 7 *[A] 5 [I] 2,8-9
International search[X] JP2008019246  (G C DENTAL IND CORP et al.) [X] 1-12 * entire text, particularly, examples 1-3, 5-8, 10 *
 [X] JP2002512635   [X] 1-12 * entire text, particularly, examples 1, 3 *
 [X] JP2002087917  (G C DENTAL IND CORP et al.) [X] 1-12 * entire text, particularly, examples 1, 3, 6, comparative examples 1, 3 *
 [X] JPH02164807  (G C DENTAL IND CORP et al.) [X] 1-12 * entire text, particularly, examples 7, 14, 15 *
 [P, X] WO2022229739  (3M INNOVATIVE PROPERTIES COMPANY et al.) [P, X] 1-12 * entire text, particularly, table 3 *
by applicantJP2000159621
   OSVALDO ZMENER ET AL.: "Resistance against bacterial leakage of four luting agents used for cementation of complete cast crowns", AMERICAN JOURNAL OF DENTISTRY, vol. 27, no. 1, February 2014 (2014-02-01), pages 51 - 55
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.