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Extract from the Register of European Patents

EP About this file: EP2236580

EP2236580 - Nitride and oxy-nitride cerium based phosphor materials for solid-state lighting applications [Right-click to bookmark this link]
StatusThe application is deemed to be withdrawn
Status updated on  11.01.2013
Database last updated on 17.09.2024
Most recent event   Tooltip11.01.2013Application deemed to be withdrawnpublished on 13.02.2013  [2013/07]
Applicant(s)For all designated states
The Regents of the University of California
1111 Franklin Street, 12th Floor
Oakland, CA 94607 / US
[N/P]
Former [2010/40]For all designated states
The Regents of the University of California
1111 Franklin Street, 12th Floor
Oakland, CA 94607 / US
Inventor(s)01 / Le Toquin, Ronan P.
6514 Rossford Lane
Durham, NC 27713 / US
02 / Cheetham, Anthony K.
1695 East Valley Raod
Santa Barbara, CA 93108 / US
 [2010/40]
Representative(s)Jackson, Martin Peter
J A Kemp
14 South Square
Gray's Inn
London WC1R 5JJ / GB
[N/P]
Former [2010/40]Jackson, Martin Peter
J.A. Kemp & Co. 14 South Square Gray's Inn
London WC1R 5JJ / GB
Application number, filing date10007184.402.10.2006
[2010/40]
Priority number, dateUS20050722682P30.09.2005         Original published format: US 722682 P
US20050722900P30.09.2005         Original published format: US 722900 P
[2010/40]
Filing languageEN
Procedural languageEN
PublicationType: A2 Application without search report 
No.:EP2236580
Date:06.10.2010
Language:EN
[2010/40]
Type: A3 Search report 
No.:EP2236580
Date:03.11.2010
[2010/44]
Search report(s)(Supplementary) European search report - dispatched on:EP01.10.2010
ClassificationIPC:C09K11/64, C09K11/59
[2010/40]
CPC:
C09K11/0883 (EP,US); C09K11/77217 (EP,KR,US); C09K11/77 (KR);
C09K11/77218 (EP,KR,US); H01L33/502 (EP,US); H05B33/14 (EP,US);
Y02B20/00 (EP,US) (-)
Designated contracting statesAT,   BE,   BG,   CH,   CY,   CZ,   DE,   DK,   EE,   ES,   FI,   FR,   GB,   GR,   HU,   IE,   IS,   IT,   LI,   LT,   LU,   LV,   MC,   NL,   PL,   PT,   RO,   SE,   SI,   SK,   TR [2010/40]
TitleGerman:Auf Nitrid und Oxynitrid cer basierende Leuchtstoffmaterialien für Halbleiter-Beleuchtungsanwendungen[2010/42]
English:Nitride and oxy-nitride cerium based phosphor materials for solid-state lighting applications[2010/40]
French:Materiaux phosphorescents a base de cerium nitrure et oxynitrure pour applications d'eclairage a semi-conducteurs[2010/42]
Former [2010/40]Phosphormaterialien auf Basis von Nitrid- und Oxynitrid-Cerium für Festkörperbeleuchtungsanwendungen
Former [2010/40]Matériaux au phosphore à base de cérium de nitrure et d'oxynitrure pour applications d'éclairage à l'état solide
Examination procedure03.05.2011Amendment by applicant (claims and/or description)
03.05.2011Examination requested  [2011/24]
04.08.2011Despatch of a communication from the examining division (Time limit: M06)
09.02.2012Reply to a communication from the examining division
10.04.2012Despatch of a communication from the examining division (Time limit: M04)
21.08.2012Application deemed to be withdrawn, date of legal effect  [2013/07]
28.09.2012Despatch of communication that the application is deemed to be withdrawn, reason: reply to the communication from the examining division not received in time  [2013/07]
Parent application(s)   TooltipEP06825281.6  / EP1929501
Divisional application(s)The date of the Examining Division's first communication in respect of the earliest application for which a communication has been issued (EP20060825281) is  29.10.2010
Fees paidRenewal fee
07.10.2010Renewal fee patent year 03
07.10.2010Renewal fee patent year 04
25.10.2010Renewal fee patent year 05
25.10.2011Renewal fee patent year 06
Penalty fee
Additional fee for renewal fee
31.10.201207   M06   Not yet paid
Opt-out from the exclusive  Tooltip
competence of the Unified
Patent Court		 See the Register of the Unified Patent Court for opt-out data
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[X]US2003052595  (ELLENS ANDRIES [NL], et al) [X] 1,2 * claims 1-13 *;
 [XP]EP1616930  (TOSHIBA KK [JP]) [XP] 3-5,7,8,10-14 * table 1 *;
 [X]  - LAKSHMINARASIMHAN N ET AL, "White-light generation in Sr2SiO4:Eu<2+>, Ce<3+> under near-UV excitation", JOURNAL OF THE ELECTROCHEMICAL SOCIETY ELECTROCHEM. SOC USA, (20050728), vol. 152, no. 9, doi:10.1149/1.1997169, ISSN 0013-4651, pages H152 - H156, XP002601645 [X] 3-5,7,10-14 * the whole document *

DOI:   http://dx.doi.org/10.1149/1.1997169
 [X]  - LI Y Q ET AL, "Luminescence of a new class of UV-blue-emitting phosphors MSi2O2-[delta]N2+2/3[delta]:Ce<3+> (M = Ca, Sr, Ba)", JOURNAL OF MATERIALS CHEMISTRY R. SOC. CHEM UK, (20050907), vol. 15, no. 42, doi:10.1039/b507735d, ISSN 0959-9428, pages 4492 - 4496, XP002601646 [X] 3-6,10-14 * the whole document *

DOI:   http://dx.doi.org/10.1039/B507735D
 [X]  - KELSEY P V JR ET AL, "Ce<3+>-activated photoluminescence in the BaO-SrO-SiO2 system. I. Crystalline phases", JOURNAL OF THE ELECTROCHEMICAL SOCIETY USA, (19760930), vol. 123, no. 9, ISSN 0013-4651, pages 1384 - 1388, XP002601647 [X] 3-5,7,8,10-14 * the whole document *
Examination   - LAKSHMINARASIMHAN N ET AL, "White-light generation in Sr2SiO4:Eu<2+>, Ce<3+> under near-UV excitation", INSPEC, THE INSTITUTION OF ELECTRICAL ENGINEERS, STEVENAGE, GB, (200509), Database accession no. 8756174
    - JOURNAL OF THE ELECTROCHEMICAL SOCIETY ELECTROCHEM. SOC USA, vol. 152, no. 9, doi:10.1149/1.1997169, ISSN 0013-4651, pages H152 - H156
by applicantUS5998925
 US2003006702
 US6670748
 US6682663
 US6717353
    - G. BLASSE; A. BRILL, APPL. PHYS. LETT., (1967), page 11
    - J. CHEM. PHYS., (1967), vol. 47, page 5139
    - T. JUSTEL; H. NIKOL; C. RONDA, ANGEW. CHEM. INT. ED., (1998), vol. 37, pages 3084 - 3103
    - J. W. H. VAN KREVEL; H. T. HINTZEN; R. METSELAAR; A. MEIJERINK, J. ALLOYS COMPD., (1998), vol. 268, no. 1-2, pages 272 - 277
    - J. W. H. VAN KREVEL; J. W. T. VAN RUTTEN; H. MANDAL; H. T. HINZEN; R. METSELAAR, J. SOLID STATE CHEM., (2002), vol. 165, no. 1, pages 19 - 24
    - Z. K. HUANG; W. Y. SUN; D. S. YAN, JOURNAL OF MATERIALS SCIENCE LETTERS, (1985), vol. 4, pages 255 - 259
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.