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Extract from the Register of European Patents

EP About this file: EP3590891

EP3590891 - ALUMINA-BASED THERMALLY CONDUCTIVE OXIDE AND METHOD FOR PRODUCING SAME [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  23.06.2023
Database last updated on 03.10.2024
FormerThe patent has been granted
Status updated on  15.07.2022
FormerGrant of patent is intended
Status updated on  20.03.2022
FormerExamination is in progress
Status updated on  14.05.2021
FormerRequest for examination was made
Status updated on  06.12.2019
FormerThe international publication has been made
Status updated on  11.09.2018
Most recent event   Tooltip16.02.2024Lapse of the patent in a contracting state
New state(s): BE		published on 20.03.2024  [2024/12]
Applicant(s)For all designated states
Dainichiseika Color & Chemicals Mfg. Co., Ltd.
7-6 Nihonbashi Bakuro-cho 1-chome Chuo-ku
Tokyo 103-8383 / JP
[2020/02]
Inventor(s)01 / NISHIO, Akira
c/o DAINICHISEIKA COLOR & CHEMICALS Mfg. Co., Ltd.
7-6 Nihonbashi Bakuro-cho 1-chome
Chuo-ku
Tokyo 103-8383 / JP
02 / YAMANE, Kenichi
c/o DAINICHISEIKA COLOR & CHEMICALS Mfg. Co., Ltd.
7-6 Nihonbashi Bakuro-cho 1-chome
Chuo-ku
Tokyo 103-8383 / JP
03 / YAMAMURA, Naotsugu
c/o DAINICHISEIKA COLOR & CHEMICALS Mfg. Co., Ltd.
7-6 Nihonbashi Bakuro-cho 1-chome
Chuo-ku
Tokyo 103-8383 / JP
04 / TOMINAGA, Shingo
c/o DAINICHISEIKA COLOR & CHEMICALS Mfg. Co., Ltd.
7-6 Nihonbashi Bakuro-cho 1-chome
Chuo-ku
Tokyo 103-8383 / JP
05 / ONIDUKA, Hiroya
c/o DAINICHISEIKA COLOR & CHEMICALS Mfg. Co., Ltd.
7-6 Nihonbashi Bakuro-cho 1-chome
Chuo-ku
Tokyo 103-8383 / JP
 [2020/02]
Representative(s)Blodig, Wolfgang
Wächtershäuser & Hartz
Patentanwaltspartnerschaft mbB
Weinstrasse 8
80333 München / DE
[2020/02]
Application number, filing date18761134.827.02.2018
[2020/02]
WO2018JP07251
Priority number, dateJP2017003897702.03.2017         Original published format: JP 2017038977
[2020/02]
Filing languageJA
Procedural languageEN
PublicationType: A1 Application with search report
No.:WO2018159608
Date:07.09.2018
Language:JA
[2018/36]
Type: A1 Application with search report 
No.:EP3590891
Date:08.01.2020
Language:EN
[2020/02]
Type: B1 Patent specification 
No.:EP3590891
Date:17.08.2022
Language:EN
[2022/33]
Search report(s)International search report - published on:JP07.09.2018
(Supplementary) European search report - dispatched on:EP16.09.2020
ClassificationIPC:C01F7/02, C01B35/04, C01G23/00, C01G29/00, C01G31/02, C01G41/00, C04B35/111, C08K3/22, C08L101/00, C09D7/00, C09D7/40, C09D11/037, C09D201/00, C09J9/00, C09J11/04, C09J201/00, C09K5/14
[2020/02]
CPC:
C09D5/00 (EP,US); C01B35/128 (KR); C09K5/14 (EP,US);
C01B35/04 (EP); C01F7/02 (EP); C01G23/00 (EP);
C01G29/00 (EP); C01G31/02 (EP); C01G41/00 (EP);
C04B35/111 (EP); C08K3/22 (US); C08K3/26 (US);
C08K3/32 (US); C08K3/40 (US); C08L101/00 (EP,KR);
C09D11/037 (EP,KR,US); C09D11/10 (EP); C09D11/52 (EP);
C09D201/00 (EP,KR); C09D7/40 (KR); C09D7/61 (EP,US);
C09J11/04 (KR,US); C09J201/00 (EP,KR); C09J9/00 (KR);
H01L23/3737 (US); H01L24/29 (US); C08K2003/2227 (EP,US);
C08K2003/2241 (US); C08K2003/2258 (US); C08K2003/2296 (US);
C08K2003/324 (US); C08K2003/387 (KR); C08K2201/001 (EP,KR,US);
H01L2224/2929 (US); H01L2224/29387 (US); H01L23/3731 (EP);
H01L23/42 (EP); H01L2924/05432 (US) (-)
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 [2020/02]
Extension statesBANot yet paid
MENot yet paid
Validation statesMANot yet paid
MDNot yet paid
TNNot yet paid
TitleGerman:AUF ALUMINIUMOXID BASIERENDES WÄRMELEITENDES OXID UND VERFAHREN ZUR HERSTELLUNG DAVON[2020/02]
English:ALUMINA-BASED THERMALLY CONDUCTIVE OXIDE AND METHOD FOR PRODUCING SAME[2020/02]
French:OXYDE À BASE D'ALUMINE THERMIQUEMENT CONDUCTEUR ET SON PROCÉDÉ DE PRODUCTION[2020/02]
Entry into regional phase18.09.2019Translation filed 
18.09.2019National basic fee paid 
18.09.2019Search fee paid 
18.09.2019Designation fee(s) paid 
18.09.2019Examination fee paid 
Examination procedure18.09.2019Examination requested  [2020/02]
15.02.2021Amendment by applicant (claims and/or description)
17.05.2021Despatch of a communication from the examining division (Time limit: M04)
31.08.2021Reply to a communication from the examining division
29.09.2021Despatch of a communication from the examining division (Time limit: M04)
09.11.2021Reply to a communication from the examining division
21.03.2022Communication of intention to grant the patent
11.07.2022Fee for grant paid
11.07.2022Fee for publishing/printing paid
11.07.2022Receipt of the translation of the claim(s)
Opposition(s)19.05.2023No opposition filed within time limit [2023/30]
Fees paidRenewal fee
29.02.2020Renewal fee patent year 03
28.02.2021Renewal fee patent year 04
28.02.2022Renewal fee patent year 05
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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.
Lapses during opposition  TooltipAL17.08.2022
AT17.08.2022
CZ17.08.2022
DK17.08.2022
EE17.08.2022
ES17.08.2022
FI17.08.2022
HR17.08.2022
LT17.08.2022
LV17.08.2022
MC17.08.2022
NL17.08.2022
PL17.08.2022
RO17.08.2022
RS17.08.2022
SE17.08.2022
SI17.08.2022
SK17.08.2022
SM17.08.2022
NO17.11.2022
GR18.11.2022
IS17.12.2022
PT19.12.2022
IE27.02.2023
LU27.02.2023
BE28.02.2023
CH28.02.2023
LI28.02.2023
[2024/12]
Former [2024/08]AL17.08.2022
AT17.08.2022
CZ17.08.2022
DK17.08.2022
EE17.08.2022
ES17.08.2022
FI17.08.2022
HR17.08.2022
LT17.08.2022
LV17.08.2022
MC17.08.2022
NL17.08.2022
PL17.08.2022
RO17.08.2022
RS17.08.2022
SE17.08.2022
SI17.08.2022
SK17.08.2022
SM17.08.2022
NO17.11.2022
GR18.11.2022
IS17.12.2022
PT19.12.2022
IE27.02.2023
LU27.02.2023
CH28.02.2023
LI28.02.2023
Former [2023/49]AL17.08.2022
AT17.08.2022
CZ17.08.2022
DK17.08.2022
EE17.08.2022
ES17.08.2022
FI17.08.2022
HR17.08.2022
LT17.08.2022
LV17.08.2022
MC17.08.2022
NL17.08.2022
PL17.08.2022
RO17.08.2022
RS17.08.2022
SE17.08.2022
SI17.08.2022
SK17.08.2022
SM17.08.2022
NO17.11.2022
GR18.11.2022
IS17.12.2022
PT19.12.2022
LU27.02.2023
CH28.02.2023
LI28.02.2023
Former [2023/48]AL17.08.2022
AT17.08.2022
CZ17.08.2022
DK17.08.2022
EE17.08.2022
ES17.08.2022
FI17.08.2022
HR17.08.2022
LT17.08.2022
LV17.08.2022
MC17.08.2022
NL17.08.2022
PL17.08.2022
RO17.08.2022
RS17.08.2022
SE17.08.2022
SI17.08.2022
SK17.08.2022
SM17.08.2022
NO17.11.2022
GR18.11.2022
IS17.12.2022
PT19.12.2022
CH28.02.2023
LI28.02.2023
Former [2023/44]AL17.08.2022
AT17.08.2022
CZ17.08.2022
DK17.08.2022
EE17.08.2022
ES17.08.2022
FI17.08.2022
HR17.08.2022
LT17.08.2022
LV17.08.2022
MC17.08.2022
NL17.08.2022
PL17.08.2022
RO17.08.2022
RS17.08.2022
SE17.08.2022
SI17.08.2022
SK17.08.2022
SM17.08.2022
NO17.11.2022
GR18.11.2022
IS17.12.2022
PT19.12.2022
Former [2023/37]AL17.08.2022
AT17.08.2022
CZ17.08.2022
DK17.08.2022
EE17.08.2022
ES17.08.2022
FI17.08.2022
HR17.08.2022
LT17.08.2022
LV17.08.2022
NL17.08.2022
PL17.08.2022
RO17.08.2022
RS17.08.2022
SE17.08.2022
SI17.08.2022
SK17.08.2022
SM17.08.2022
NO17.11.2022
GR18.11.2022
IS17.12.2022
PT19.12.2022
Former [2023/29]AL17.08.2022
AT17.08.2022
CZ17.08.2022
DK17.08.2022
EE17.08.2022
ES17.08.2022
FI17.08.2022
HR17.08.2022
LT17.08.2022
LV17.08.2022
NL17.08.2022
PL17.08.2022
RO17.08.2022
RS17.08.2022
SE17.08.2022
SK17.08.2022
SM17.08.2022
NO17.11.2022
GR18.11.2022
IS17.12.2022
PT19.12.2022
Former [2023/23]AT17.08.2022
CZ17.08.2022
DK17.08.2022
EE17.08.2022
ES17.08.2022
FI17.08.2022
HR17.08.2022
LT17.08.2022
LV17.08.2022
NL17.08.2022
PL17.08.2022
RO17.08.2022
RS17.08.2022
SE17.08.2022
SK17.08.2022
SM17.08.2022
NO17.11.2022
GR18.11.2022
IS17.12.2022
PT19.12.2022
Former [2023/22]AT17.08.2022
CZ17.08.2022
DK17.08.2022
ES17.08.2022
FI17.08.2022
HR17.08.2022
LT17.08.2022
LV17.08.2022
NL17.08.2022
PL17.08.2022
RO17.08.2022
RS17.08.2022
SE17.08.2022
SM17.08.2022
NO17.11.2022
GR18.11.2022
IS17.12.2022
PT19.12.2022
Former [2023/21]DK17.08.2022
FI17.08.2022
HR17.08.2022
LT17.08.2022
LV17.08.2022
NL17.08.2022
PL17.08.2022
RS17.08.2022
SE17.08.2022
SM17.08.2022
NO17.11.2022
GR18.11.2022
IS17.12.2022
PT19.12.2022
Former [2023/20]FI17.08.2022
HR17.08.2022
LT17.08.2022
LV17.08.2022
NL17.08.2022
PL17.08.2022
RS17.08.2022
SE17.08.2022
SM17.08.2022
NO17.11.2022
GR18.11.2022
IS17.12.2022
PT19.12.2022
Former [2023/12]FI17.08.2022
HR17.08.2022
LT17.08.2022
LV17.08.2022
NL17.08.2022
PL17.08.2022
RS17.08.2022
SE17.08.2022
NO17.11.2022
GR18.11.2022
IS17.12.2022
PT19.12.2022
Former [2023/11]FI17.08.2022
HR17.08.2022
LT17.08.2022
LV17.08.2022
NL17.08.2022
PL17.08.2022
RS17.08.2022
SE17.08.2022
NO17.11.2022
GR18.11.2022
PT19.12.2022
Former [2023/10]FI17.08.2022
HR17.08.2022
LT17.08.2022
LV17.08.2022
NL17.08.2022
RS17.08.2022
SE17.08.2022
NO17.11.2022
GR18.11.2022
PT19.12.2022
Former [2023/09]FI17.08.2022
LT17.08.2022
LV17.08.2022
NL17.08.2022
RS17.08.2022
SE17.08.2022
NO17.11.2022
PT19.12.2022
Former [2023/08]FI17.08.2022
LT17.08.2022
NL17.08.2022
RS17.08.2022
SE17.08.2022
NO17.11.2022
Documents cited:Search[X]WO02098796  (SHOWA DENKO KK [JP], et al) [X] 1-15 * page 4, line 17 - page 5, line 21 * * abstract *;
 [X]CN102363577  (ALUMINUM CORP OF CHINA LTD) [X] 1-15 * abstract *;
 [X]WO2013039103  (DAINIPPON INK & CHEMICALS [JP], et al) [X] 1-15 * abstract *;
 [X]WO2013084750  (ZEON CORP [JP]) [X] 1-15* abstract *
International search[A]JPH07206430  (SUMITOMO CHEMICAL CO) [A] 1-18 * , entire text & US 5935550 A1, entire text & CN 1095360 A *;
 [A]JP2002348116  (SHOWA DENKO KK) [A] 1-18 * , entire text & US 2005/0035230 A1, entire text & WO 2002/098796 A1 & CN 1463251 A *;
 [A]JP2003002642  (KAWAI LIME IND, et al) [A] 1-18 * , entire text (Family: none) *;
 [A]JP2003192339  (SHOWA DENKO KK) [A] 1-18 * , entire text & US 2005/0182172 A1, entire text & CN 1692075 A & KR 10-2004-0071265 A *;
 [A]JP2003521435  (3M INNOVATIVE PROPERTIES COMPANY) [A] 1-18 * , entire text & US 2001/0027623 A1, entire text *;
 [A]JP2005022963  (SHOWA DENKO KK) [A] 1-18 * , entire text & US 2006/0189740 A1, entire text & KR 10-2006-0020672 A *;
 [A]JP2014218424  (MERCK PATENT GMBH) [A] 1-18* , entire text & US 2014/0322534 A1, entire text & EP 2799397 A2 & CN 104129806 A & KR 10-2014-0130048 A *
by applicantJPS5720848B
 JPS5997528
 JP3744010B
 JP2007045876
 JP2007169516
 JP2008127257
 JP2015010200
 JP2015034269
 JP5975182B
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.