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Extract from the Register of European Patents

EP About this file: EP1492173

EP1492173 - Light emitting device containing a rare earth complex as luminescent medium [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  30.12.2011
Database last updated on 29.06.2024
Most recent event   Tooltip30.12.2011No opposition filed within time limitpublished on 01.02.2012  [2012/05]
Applicant(s)For all designated states
Kabushiki Kaisha Toshiba
1-1 Shibaura 1-chome, Minato-ku
Tokyo 105-8001 / JP
[N/P]
Former [2011/08]For all designated states
KABUSHIKI KAISHA TOSHIBA
1-1 Shibaura 1-chome, Minato-ku
Tokyo 105-8001 / JP
Former [2005/01]For all designated states
Kabushiki Kaisha Toshiba
1-1 Shibaura 1-chome, Minato-ku
Tokyo 105-8001 / JP
Inventor(s)01 / Iwanaga, Hiroki c/o Intellectual Property Division
Toshiba Corporation, 1-1-1 Shibaura, Minato-ku
Tokyo 105-8001 / JP
02 / Aiga, Fumihiko c/o Intellectual Property Division
Toshiba Corporation, 1-1-1 Shibaura, Minato-ku
Tokyo 105-8001 / JP
03 / Shida, Naomi c/o Intellectual Property Division
Toshiba Corporation, 1-1-1 Shibaura, Minato-ku
Tokyo 105-8001 / JP
04 / Amano, Akio c/o Intellectual Property Division
Toshiba Corporation, 1-1-1 Shibaura, Minato-ku
Tokyo 105-8001 / JP
 [2005/01]
Representative(s)Granleese, Rhian Jane
Marks & Clerk LLP
15 Fetter Lane
London EC4A 1BW / GB
[N/P]
Former [2008/22]Granleese, Rhian Jane
Marks & Clerk 90 Long Acre
London WC2E 9RA / GB
Former [2005/01]Midgley, Jonathan Lee
Marks & Clerk 57-60 Lincoln's Inn Fields
GB-London WC2A 3LS / GB
Application number, filing date04253787.824.06.2004
[2005/01]
Priority number, dateJP2003017981124.06.2003         Original published format: JP 2003179811
[2005/01]
Filing languageEN
Procedural languageEN
PublicationType: A2 Application without search report 
No.:EP1492173
Date:29.12.2004
Language:EN
[2004/53]
Type: A3 Search report 
No.:EP1492173
Date:13.08.2008
[2008/33]
Type: B1 Patent specification 
No.:EP1492173
Date:23.02.2011
Language:EN
[2011/08]
Search report(s)(Supplementary) European search report - dispatched on:EP16.07.2008
ClassificationIPC:H01L51/54, // C09K11/06
[2010/36]
CPC:
C09K11/06 (EP,US); C09K11/77 (KR); H05B33/14 (EP,US);
H10K85/351 (EP,US); C09K2211/182 (EP,US); Y10S428/917 (EP,US)
Former IPC [2008/21]H01L51/00
Former IPC [2005/01]H01L51/30
Designated contracting statesDE,   FR,   GB [2009/17]
Former [2005/01]AT,  BE,  BG,  CH,  CY,  CZ,  DE,  DK,  EE,  ES,  FI,  FR,  GB,  GR,  HU,  IE,  IT,  LI,  LU,  MC,  NL,  PL,  PT,  RO,  SE,  SI,  SK,  TR 
TitleGerman:Leuchtdiode mit einem Seltenerdenmetallkomplex as lumineszierendes Medium[2005/01]
English:Light emitting device containing a rare earth complex as luminescent medium[2005/01]
French:Dispositif luminescent comprenant un complexe de terres rares comme medium luminescent[2010/36]
Former [2005/01]Dispoitif luminescent comprenant un complexe de terres rares comme medium luminescent
Examination procedure07.07.2004Examination requested  [2004/53]
23.10.2008Despatch of a communication from the examining division (Time limit: M04)
14.02.2009Loss of particular rights, legal effect: designated state(s)
02.03.2009Reply to a communication from the examining division
24.03.2009Despatch of communication of loss of particular rights: designated state(s) AT, BE, BG, CH, CY, CZ, DK, EE, ES, FI, GR, HU, IE, IT, LU, MC, NL, PL, PT, RO, SE, SI, SK, TR
01.12.2009Despatch of a communication from the examining division (Time limit: M04)
31.03.2010Reply to a communication from the examining division
13.09.2010Communication of intention to grant the patent
05.01.2011Fee for grant paid
05.01.2011Fee for publishing/printing paid
Opposition(s)24.11.2011No opposition filed within time limit [2012/05]
Fees paidRenewal fee
27.03.2006Renewal fee patent year 03
14.06.2007Renewal fee patent year 04
28.03.2008Renewal fee patent year 05
16.06.2009Renewal fee patent year 06
11.06.2010Renewal fee patent year 07
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Documents cited:Search[A]WO0243446  (ELAM T LIMIED [GB], et al) [A] 1-3,14 * the whole document *;
 [A]  - HU WENPING ET AL, "Efficient red electroluminescence from devices having multilayers of a europium complex", APPLIED PHYSICS LETTERS, AIP, AMERICAN INSTITUTE OF PHYSICS, MELVILLE, NY, US, (20001225), vol. 77, no. 26, ISSN 0003-6951, pages 4271 - 4273, XP012026979 [A] 1,2,9,17 * the whole document *

DOI:   http://dx.doi.org/10.1063/1.1336161
 [A]  - CAPECCHI S ET AL, "HIGH-EFFICIENCY ORGANIC ELECTROLUMINESCENT DEVICES USING AN ORGANOTERBIUM EMITTER", ADVANCED MATERIALS, WILEY VCH, WEINHEIM, DE, (20001102), vol. 12, no. 21, ISSN 0935-9648, pages 1591 - 1594, XP000976737 [A] * the whole document *

DOI:   http://dx.doi.org/10.1002/1521-4095(200011)12:21<1591::AID-ADMA1591>3.0.CO;2-P
by applicantWO0243446
    - S. CAPECCHI ET AL., "High Efficiency Organic Electroluminescent Devices Using an Organoterbium Emitter", ADV. MATER., (2000), vol. 12, doi:doi:10.1002/1521-4095(200011)12:21<1591::AID-ADMA1591>3.0.CO;2-P, pages 1591 - 1594, XP000976737

DOI:   http://dx.doi.org/10.1002/1521-4095(200011)12:21<1591::AID-ADMA1591>3.0.CO;2-P
    - W. HU ET AL., "Efficient red electroluminescence from devices having multilayers of a europium complex", APPL. PHYS. LETT., (2000), vol. 77, doi:doi:10.1063/1.1336161, pages 4271 - 4273, XP012026979

DOI:   http://dx.doi.org/10.1063/1.1336161
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