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Extract from the Register of European Patents

EP About this file: EP0930649

EP0930649 - Heatsink and fabrication method thereof [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  06.06.2008
Database last updated on 12.07.2024
Most recent event   Tooltip06.06.2008No opposition filed within time limitpublished on 09.07.2008  [2008/28]
Applicant(s)For all designated states
Sumitomo Electric Industries, Ltd.
5-33, Kitahama 4-chome, Chuo-ku Osaka-shi
Osaka / JP
[2007/31]
Former [1999/29]For all designated states
SUMITOMO ELECTRIC INDUSTRIES, LTD.
5-33, Kitahama 4-chome, Chuo-ku
Osaka-shi, Osaka / JP
Inventor(s)01 / Yamamoto, Yoshiyuki
c/o Itami Works of Sumitomo Electric Ind., Ltd.
1-1. Koyakita 1-chome, Itami-shi, Hyogo / JP
02 / Saito, Hirohisa
c/o Itami Works of Sumitomo Electric Ind., Ltd.
1-1. Koyakita 1-chome, Itami-shi, Hyogo / JP
03 / Imai, Takahiro
c/o Itami Works of Sumitomo Electric Ind., Ltd.
1-1. Koyakita 1-chome, Itami-shi, Hyogo / JP
04 / Meguro, Kiichi
c/o Itami Works of Sumitomo Electric Ind., Ltd.
1-1. Koyakita 1-chome, Itami-shi, Hyogo / JP
[1999/29]
Representative(s)Cross, Rupert Edward Blount, et al
Boult Wade Tennant
Verulam Gardens
70 Gray's Inn Road
London WC1X 8BT / GB
[N/P]
Former [1999/29]Cross, Rupert Edward Blount, et al
BOULT WADE TENNANT, 27 Furnival Street
London EC4A 1PQ / GB
Application number, filing date99300277.315.01.1999
[1999/29]
Priority number, dateJP1998000623816.01.1998         Original published format: JP 623898
JP1998021668331.07.1998         Original published format: JP 21668398
JP1998023018731.07.1998         Original published format: JP 23018798
JP1998023019431.07.1998         Original published format: JP 23019498
JP1998037639522.12.1998         Original published format: JP 37639598
[1999/29]
Filing languageEN
Procedural languageEN
PublicationType: A2 Application without search report 
No.:EP0930649
Date:21.07.1999
Language:EN
[1999/29]
Type: A3 Search report 
No.:EP0930649
Date:23.08.2000
[2000/34]
Type: B1 Patent specification 
No.:EP0930649
Date:01.08.2007
Language:EN
[2007/31]
Search report(s)(Supplementary) European search report - dispatched on:EP06.07.2000
ClassificationIPC:H01L23/373
[1999/29]
CPC:
H01L23/3736 (EP,US); H01L21/4871 (EP,US); H01L23/142 (EP,US);
H01L23/3732 (EP,US); H01L23/49562 (EP,US); H01L2924/0002 (EP,US);
H01L2924/1423 (EP,US); Y10T428/24942 (EP,US); Y10T428/24975 (EP,US);
Y10T428/249961 (EP,US); Y10T428/249967 (EP,US); Y10T428/249988 (EP,US);
Y10T428/24999 (EP,US); Y10T428/26 (EP,US); Y10T428/30 (EP,US);
Y10T428/31678 (EP,US) (-)
C-Set:
H01L2924/0002, H01L2924/00 (EP,US)
Designated contracting statesDE,   GB [2001/19]
Former [1999/29]AT,  BE,  CH,  CY,  DE,  DK,  ES,  FI,  FR,  GB,  GR,  IE,  IT,  LI,  LU,  MC,  NL,  PT,  SE 
TitleGerman:Kühlkörper und seine Herstellung[1999/29]
English:Heatsink and fabrication method thereof[1999/29]
French:Dissipateur de chaleur et méthode de fabrication associée[1999/29]
Examination procedure14.08.2000Examination requested  [2000/41]
19.11.2003Despatch of a communication from the examining division (Time limit: M04)
16.02.2004Reply to a communication from the examining division
01.04.2004Despatch of a communication from the examining division (Time limit: M04)
11.08.2004Reply to a communication from the examining division
02.02.2007Communication of intention to grant the patent
07.06.2007Fee for grant paid
07.06.2007Fee for publishing/printing paid
Divisional application(s)EP04005284.7  / EP1424729
Opposition(s)06.05.2008No opposition filed within time limit [2008/28]
Fees paidRenewal fee
17.11.2000Renewal fee patent year 03
12.11.2001Renewal fee patent year 04
11.11.2002Renewal fee patent year 05
17.11.2003Renewal fee patent year 06
17.01.2005Renewal fee patent year 07
18.01.2006Renewal fee patent year 08
18.01.2007Renewal fee patent year 09
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Documents cited:Search[DA]EP0521405  (SUMITOMO ELECTRIC INDUSTRIES [JP]) [DA] 1-32 * abstract *;
 [A]US5324987  (IACOVANGELO CHARLES D [US], et al) [A] 1-32 * the whole document *;
 [A]EP0717125  (GEN ELECTRIC [US])
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.