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Extract from the Register of European Patents

EP About this file: EP1989158

EP1989158 - RARE EARTH-ACTIVATED ALUMINUM NITRIDE POWDERS AND METHOD OF MAKING [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  10.04.2012
Database last updated on 20.07.2024
Most recent event   Tooltip10.04.2012No opposition filed within time limitpublished on 09.05.2012  [2012/19]
Applicant(s)For all designated states
Osram Sylvania Inc.
100 Endicott Street
Danvers
Massachusetts 01923 / US
[N/P]
Former [2008/46]For all designated states
Osram Sylvania, Inc.
100 Endicott Street Danvers
Massachusetts 01923 / US
Inventor(s)01 / HAN, Bing
1258 Jarvis Lane
Lansdale, Pennsylvania 19446 / US
02 / TAP, Jonathan
7867 Avenida Navidad, Apt. 246
San Diego, California 92122 / US
03 / RAUKAS, Madis
19 Union Street
Charlestown, Massachusetts 02129 / US
04 / KLINEDINST, Keith A.
111 Brigham St., 26-C
Hudson, Massachusetts 01749 / US
05 / TALBOT, Jan B.
3963 Kenosha Avenue
San Diego, California 92117 / US
06 / MISHRA, Kailash C.
107 Main Street
North Chelmsford, Massachusetts 01863 / US
 [2008/46]
Representative(s)Epping - Hermann - Fischer
Patentanwaltsgesellschaft mbH
Schlossschmidstrasse 5
80639 München / DE
[N/P]
Former [2008/46]Epping - Hermann - Fischer
Patentanwaltsgesellschaft mbH Ridlerstrasse 55
80339 München / DE
Application number, filing date06846711.720.12.2006
[2008/46]
WO2006US62368
Priority number, dateUS20060763689P31.01.2006         Original published format: US 763689 P
[2008/46]
Filing languageEN
Procedural languageEN
PublicationType: A2 Application without search report
No.:WO2007089371
Date:09.08.2007
Language:EN
[2007/32]
Type: A2 Application without search report 
No.:EP1989158
Date:12.11.2008
Language:EN
The application published by WIPO in one of the EPO official languages on 09.08.2007 takes the place of the publication of the European patent application.
[2008/46]
Type: B1 Patent specification 
No.:EP1989158
Date:01.06.2011
Language:EN
[2011/22]
Search report(s)International search report - published on:US08.11.2007
(Supplementary) European search report - dispatched on:EP16.02.2010
ClassificationIPC:C04B35/00
[2008/46]
CPC:
C04B35/581 (EP,KR,US); C04B35/00 (KR); C01B21/072 (EP,US);
C09K11/0883 (EP,US); C09K11/77066 (EP,KR,US); C09K11/77346 (EP,KR,US);
C09K11/77496 (EP,KR,US); C09K11/77926 (EP,KR,US); C01P2002/52 (EP,US);
C01P2002/54 (EP,US); C01P2002/84 (EP,US); C04B2235/3224 (EP,US);
C04B2235/465 (EP,US); C04B2235/9661 (EP,US) (-)
Designated contracting statesDE,   FR,   GB [2009/11]
Former [2008/46]AT,  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 
Extension statesALNot yet paid
BANot yet paid
HRNot yet paid
MKNot yet paid
RSNot yet paid
TitleGerman:PULVERFÖRMIGES SELTENERDMETALLAKTIVIERTES ALUMINIUMNITRID UND HERSTELLUNGSVERFAHREN DAFÜR[2008/46]
English:RARE EARTH-ACTIVATED ALUMINUM NITRIDE POWDERS AND METHOD OF MAKING[2008/46]
French:POUDRES DE NITRURE D'ALUMINIUM ACTIVÉES PAR UN MÉTAL DES TERRES RARES ET LEUR PROCÉDÉ DE FABRICATION[2008/46]
Entry into regional phase28.08.2008National basic fee paid 
28.08.2008Search fee paid 
28.08.2008Designation fee(s) paid 
28.08.2008Examination fee paid 
Examination procedure28.08.2008Examination requested  [2008/46]
01.09.2008Loss of particular rights, legal effect: designated state(s)
14.10.2008Despatch of communication of loss of particular rights: designated state(s) AT, BE, BG, CH, CY, CZ, DK, EE, ES, FI, GR, HU, IE, IS, IT, LT, LU, LV, MC, NL, PL, PT, RO, SE, SI, SK, TR
11.05.2010Amendment by applicant (claims and/or description)
04.01.2011Communication of intention to grant the patent
13.04.2011Fee for grant paid
13.04.2011Fee for publishing/printing paid
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 is  04.01.2011
Opposition(s)02.03.2012No opposition filed within time limit [2012/19]
Fees paidRenewal fee
24.12.2008Renewal fee patent year 03
22.12.2009Renewal fee patent year 04
22.12.2010Renewal fee patent year 05
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Documents cited:Search[X]EP0176737  (TOSHIBA KK [JP]) [X] 11-13 * page 17, line 9 - line 16; examples 17, 29 *;
 [A]WO2005104767  (UNIV ARIZONA [US], et al) [A] 1-13* the whole document *;
 [Y]  - GARCIA R ET AL, "A novel method for the synthesis of sub-microcrystalline wurtzite-type InxGa1-xN powders", MATERIALS SCIENCE AND ENGINEERING B, ELSEVIER SEQUOIA, LAUSANNE, CH, (20020101), vol. b90, ISSN 0921-5107, pages 7 - 12, XP002370886 [Y] 1-3,5-7,10 * Chapter 1. "Introduction" Chapter 2. "Experimental procedure" Chapter 4. "Conclusions" ;;; figure 1 *

DOI:   http://dx.doi.org/10.1016/S0921-5107(01)00716-4
 [Y]  - EL-HIMRI A ET AL, "Preparation and optical spectroscopy of Eu<3+>-doped GaN luminescent semiconductor from freeze-dried precursors", JOURNAL OF SOLID STATE CHEMISTRY, ORLANDO, FL, US, (20041101), vol. 177, no. 11, ISSN 0022-4596, pages 4213 - 4220, XP004641980 [Y] 1-3,5-7,10 * Chapter 1. "Introduction" Chapter 2.1. "Preparation procedure" *

DOI:   http://dx.doi.org/10.1016/j.jssc.2004.08.004
 [A]  - SABINE FAULHABER, LARS LOEFFLER, JERRY HU, EDWIN KROKE, RALF RIEDEL, FRED F. LANGE, "Synthesis of nanocrystalline aluminum-gallium nitride (AlxGa1-xN; x = 0.1 to 0.5) with oxide precursors via ammonolysis", JOURNAL OF MATERIALS RESEARCH, Materials researh society, USA, (200310), vol. 18, no. 10, doi:10.1557/JMR.2003.0329, pages 2350 - 2358, XP002566364 [A] 1-13 * Chapter II.A.1.a. "Precipitation route" Chapter II.A.2. "Heat treatment/ammonolysis" Chapter II.D. "AlGaN synthesis with alkoxide precursors" Chapter V. "Conclusions" ;;; figure 9 *

DOI:   http://dx.doi.org/10.1557/JMR.2003.0329
International search[X]US4810679  (DOLE STEPHEN L [US], et al);
 [Y]US6051303  (KATSUDA YUJI [JP], et al);
 [Y]US2005093146  (SAKANO KENSHO [JP]);
 [Y]US6916676  (SANO MASAHIKO [JP], et al)
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.