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Extract from the Register of European Patents

EP About this file: EP0575813

EP0575813 - Multilayer glass ceramic substrate and process for producing the same [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  31.10.1997
Database last updated on 03.10.2024
Most recent event   Tooltip31.10.1997No opposition filed within time limitpublished on 17.12.1997 [1997/51]
Applicant(s)For all designated states
NEC Corporation
7-1, Shiba 5-chome Minato-ku
Tokyo 108-8001 / JP
[N/P]
Former [1996/51]For all designated states
NEC Corporation
7-1, Shiba 5-chome
Minato-ku, Tokyo 108-01 / JP
Former [1993/52]For all designated states
NEC CORPORATION
7-1, Shiba 5-chome Minato-ku
Tokyo / JP
Inventor(s)01 / Ikuina, Kazuhiro
c/o NEC Corporation, 7-1, Shiba 5-chome
Minato-ku, Tokyo / JP
02 / Shimada, Yuzo
c/o NEC Corporation, 7-1, Shiba 5-chome
Minato-ku, Tokyo / JP
[1993/52]
Representative(s)Glawe, Delfs, Moll
Partnerschaft mbB von
Patent- und Rechtsanwälten
Postfach 26 01 62
80058 München / DE
[N/P]
Former [1993/52]Glawe, Delfs, Moll & Partner
Patentanwälte Postfach 26 01 62
D-80058 München / DE
Application number, filing date93109215.908.06.1993
[1993/52]
Priority number, dateJP1992014702908.06.1992         Original published format: JP 14702992
JP1992014703008.06.1992         Original published format: JP 14703092
JP1992014703108.06.1992         Original published format: JP 14703192
JP1992015907018.06.1992         Original published format: JP 15907092
[1993/52]
Filing languageEN
Procedural languageEN
PublicationType: A2 Application without search report 
No.:EP0575813
Date:29.12.1993
Language:EN
[1993/52]
Type: A3 Search report 
No.:EP0575813
Date:05.10.1994
Language:EN
[1994/40]
Type: B1 Patent specification 
No.:EP0575813
Date:27.12.1996
Language:EN
[1996/52]
Search report(s)(Supplementary) European search report - dispatched on:EP16.08.1994
ClassificationIPC:C03C10/00, C03C14/00, H01L23/15, H05K1/03
[1994/40]
CPC:
C03C17/361 (EP,US); C03C14/004 (EP,US); C03C17/36 (EP,US);
C03C17/3639 (EP,US); C03C17/3642 (EP,US); C03C3/089 (EP,US);
H01L23/15 (EP,US); C03C2214/04 (EP,US); H01L2924/0002 (EP,US);
H01L2924/09701 (EP,US); Y10S428/901 (EP,US); Y10T428/24851 (EP,US);
Y10T428/24917 (EP,US); Y10T428/24926 (EP,US) (-)
C-Set:
H01L2924/0002, H01L2924/00 (EP,US)
Former IPC [1993/52]C03C10/00
Designated contracting statesDE,   FR,   GB,   NL [1993/52]
TitleGerman:Glaskeramisches Mehrschichtsubstrat und Verfahren zur seiner Herstellung[1996/52]
English:Multilayer glass ceramic substrate and process for producing the same[1993/52]
French:Substrat vitrocéramique à multi-couche et procédé pour sa fabrication[1993/52]
Former [1993/52]Gestapeltes glaskeramisches Mehrschichtsubstrat und Verfahren zur dessen Herstellung
Examination procedure23.08.1994Examination requested  [1994/42]
28.04.1995Despatch of a communication from the examining division (Time limit: M06)
12.10.1995Reply to a communication from the examining division
13.11.1995Despatch of a communication from the examining division (Time limit: M04)
06.03.1996Reply to a communication from the examining division
02.05.1996Despatch of communication of intention to grant (Approval: Yes)
19.06.1996Communication of intention to grant the patent
13.08.1996Fee for grant paid
13.08.1996Fee for publishing/printing paid
Opposition(s)30.09.1997No opposition filed within time limit [1997/51]
Fees paidRenewal fee
16.06.1995Renewal fee patent year 03
20.06.1996Renewal fee patent year 04
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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[E]DE4307600  (HITACHI LTD [JP]) [E] 1,2 * abstract *;
 [X]JPH0360443  ;
 JPH02225339  [ ] (MATSUSHITA ELECTRIC WORKS LTD);
 [A]EP0396155  (DU PONT [US]) [A] 1-7
 [X]  - DATABASE WPI, 1, Derwent World Patents Index, vol. 91, no. 17, Database accession no. 91-121370, & JPH0360443 A 19910315 (KYOCERA CORP.) [X] 1-7 * abstract *
 [X]  - CHEMICAL ABSTRACTS, (19910506), vol. 114, no. 18, Database accession no. 169815, page 346 [X] 1-7 * abstract *
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.