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Extract from the Register of European Patents

EP About this file: EP3572482

EP3572482 - CD-FREE COLLOIDAL QUANTUM DOT CAPABLE OF EMITTING VISIBLE FLUORESCENCE, AND METHOD FOR PRODUCING SAME [Right-click to bookmark this link]
StatusThe application is deemed to be withdrawn
Status updated on  24.11.2023
Database last updated on 02.09.2024
FormerRequest for examination was made
Status updated on  25.10.2019
FormerThe international publication has been made
Status updated on  28.07.2018
Most recent event   Tooltip24.11.2023Application deemed to be withdrawnpublished on 27.12.2023  [2023/52]
Applicant(s)For all designated states
TOHOKU UNIVERSITY
2-1-1, Katahira
Aoba-ku
Sendai-shi
Miyagi 980-8577 / JP
[2020/32]
Former [2019/48]For all designated states
Mitsubishi Materials Corporation
2-3, Marunouchi 3-chome
Chiyoda-ku
Tokyo 100-8117 / JP
Inventor(s)01 / OMATA, Takahisa
c/o NATIONAL UNIVERSITY CORPORATION TOHOKU
UNIVERSITY
2-1-1 Katahira
Aoba-ku
Sendai-shi Miyagi 980-8577 / JP
02 / UNO, Takahiro
c/o Mitsubishi Materials Corporation
Central Research Institute
15-2 Aza Fukimatsu
Onahama
Iwaki-shi Fukushima 971-8101 / JP
 [2019/48]
Representative(s)Gille Hrabal Partnerschaftsgesellschaft mbB Patentanwälte
Brucknerstraße 20
40593 Düsseldorf / DE
[N/P]
Former [2019/48]Gille Hrabal
Brucknerstrasse 20
40593 Düsseldorf / DE
Application number, filing date18741280.415.01.2018
[2019/48]
WO2018JP00807
Priority number, dateJP2017000635318.01.2017         Original published format: JP 2017006353
JP2017024893526.12.2017         Original published format: JP 2017248935
[2019/48]
Filing languageJA
Procedural languageEN
PublicationType: A1 Application with search report
No.:WO2018135434
Date:26.07.2018
Language:JA
[2018/30]
Type: A1 Application with search report 
No.:EP3572482
Date:27.11.2019
Language:EN
[2019/48]
Search report(s)International search report - published on:JP26.07.2018
(Supplementary) European search report - dispatched on:EP07.12.2020
ClassificationIPC:C09K11/88, C09K11/70, C09K11/56, C01B19/00
[2021/01]
CPC:
C01B19/007 (EP,US); C09K11/88 (KR); C09K11/883 (EP,US);
C01B19/002 (US); C09K11/565 (EP); C09K11/70 (EP);
H01L33/502 (KR); B82Y20/00 (US); B82Y40/00 (US) (-)
Former IPC [2019/48]C09K11/88, C09K11/08, H01L33/50
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 [2019/48]
TitleGerman:SICHTBARE FLUORESZENZ EMITTIERENDER CD-FREIER KOLLOIDALER QUANTENPUNKT UND VERFAHREN ZUR HERSTELLUNG DAVON[2019/48]
English:CD-FREE COLLOIDAL QUANTUM DOT CAPABLE OF EMITTING VISIBLE FLUORESCENCE, AND METHOD FOR PRODUCING SAME[2019/48]
French:POINT QUANTIQUE COLLOÏDAL EXEMPT DE CD CAPABLE D'ÉMETTRE UNE FLUORESCENCE VISIBLE, ET SON PROCÉDÉ DE PRODUCTION[2019/48]
Entry into regional phase13.08.2019Translation filed 
13.08.2019National basic fee paid 
13.08.2019Search fee paid 
13.08.2019Designation fee(s) paid 
13.08.2019Examination fee paid 
Examination procedure13.08.2019Examination requested  [2019/48]
07.05.2021Amendment by applicant (claims and/or description)
01.08.2023Application deemed to be withdrawn, date of legal effect  [2023/52]
24.08.2023Despatch of communication that the application is deemed to be withdrawn, reason: renewal fee not paid in time  [2023/52]
Fees paidRenewal fee
23.01.2020Renewal fee patent year 03
25.01.2021Renewal fee patent year 04
25.01.2022Renewal fee patent year 05
Penalty fee
Additional fee for renewal fee
31.01.202306   M06   Not yet paid
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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   [ ] - No further relevant documents disclosed
International search[Y]WO2005071764  (HOYA CORP [JP], et al) [Y] 2-5 * , paragraphs [0050], [0089]-[0094] & US 2008/0122341 A1 paragraphs [0075]-[0076], [0160]-[0171] & CN 1910763 A *;
 [X]JP2006291175  (NAT INST OF ADV IND & TECHNOL) [X] 1 * , claims, paragraphs [0054], [0129]-[0130], embodiment 5 (Family: none) *;
 [XY]WO2007034877  (NAT INST OF ADVANCED IND SCIEN [JP], et al) [X] 1 * , claims, paragraphs [0052]-[0184], embodiment 5 & US 2009/0108235 A1 claims, paragraphs [0030]-[0166], embodiment 5 * [Y] 2-5;
 [A]JP2008547235  (SEOUL OPTO DEVICE CO., LTD.) [A] 1-5 * , claims, embodiments & US 2008/0185604 A1 claims, embodiments & WO 2007/007954 A1 *;
 [A]JP2009516182  (SIGNALOMICS GMBH) [A] 1-5 * , claims, embodiments & US 2009/0226371 A1 claims, embodiments & WO 2007/057182 A2 & EP 1787659 A1 & CN 101360515 A *;
 [A]WO2010071137  (METRO ELECTRIC CO LTD [JP], et al) [A] 1-5* , claims, embodiments & CN 102257508 A *;
 [A]JP2011505432  (EASTMAN KODAK CO.) [A] 1-5 * , claims, embodiments & US 2010/0289003 A1 claims, embodiments & WO 2009/058173 A1 & EP 2215187 A1 & CN 101835875 A *;
 [A]JP2013539798  (YISSUM RESEARCH DEVELOPMENT COMPANY OF THE HEBREW UNIVERSITY OF JERUSA) [A] 1-5 * , claims, embodiments & US 2013/0115455 A1 claims, embodiments & WO 2012/035535 A1 & EP 2616522 A1 & CN 103154183 A *;
 [A]JP2015516467  (KONINKLIJKE PHILIPS N.V.) [A] 1-5 * , claims, embodiments & US 2014/0369024 A1 claims, embodiments & WO 2013/114254 A2 & EP 2809710 A2 & CN 104105739 A *
by applicantJPS6353
 JP2017006353
    - RYU et al., Chem. Mater., (20090000), vol. 21, no. 4
    - NOSE et al., J. Phys . : Conf. Ser., (20090000), vol. 165, page 012028
    - KAMATA et al., J. Crystal Growth, (19970000), vol. 170
    - NANDA et al., J. Appl. Phys., (20040000), vol. 95, no. 9
    - PELLEGRINI et al., J. Appl. Phys., (20050000), vol. 97, page 073706
 JP20170248935
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.