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Extract from the Register of European Patents

EP About this file: EP0625491

EP0625491 - Dielectric ceramic composition for use in high frequency [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  21.11.1997
Database last updated on 18.11.2024
Most recent event   Tooltip21.11.1997No opposition filed within time limitpublished on 07.01.1998 [1998/02]
Applicant(s)For all designated states
MURATA MANUFACTURING CO., LTD.
26-10, Tenjin 2-chome Nagaokakyo-shi
Kyoto 617 / JP
[N/P]
Former [1994/47]For all designated states
MURATA MANUFACTURING CO., LTD.
26-10, Tenjin 2-chome
Nagaokakyo-shi, Kyoto 617 / JP
Inventor(s)01 / Michiura, Nobuhiko
c/o Murata Manuf.Co.,Ltd., 2-26-10, Tenjin
Nagaokakyo-shi, Kyoto-Fu, 617 / JP
02 / Tamura, Hiroshi
c/o Murata Manuf.Co.,Ltd., 2-26-10, Tenjin
Nagaokakyo-shi, Kyoto-Fu, 617 / JP
[1994/47]
Representative(s)Schoppe, Fritz
Schoppe, Zimmermann, Stöckeler & Zinkler
Patentanwälte
Postfach 246
82043 Pullach bei München / DE
[N/P]
Former [1994/47]Schoppe, Fritz, Dipl.-Ing.
Patentanwalt, Georg-Kalb-Strasse 9
D-82049 Pullach / DE
Application number, filing date94107782.819.05.1994
[1994/47]
Priority number, dateJP1993014269421.05.1993         Original published format: JP 14269493
[1994/47]
Filing languageEN
Procedural languageEN
PublicationType: A1 Application with search report 
No.:EP0625491
Date:23.11.1994
Language:EN
[1994/47]
Type: B1 Patent specification 
No.:EP0625491
Date:08.01.1997
Language:EN
[1997/02]
Search report(s)(Supplementary) European search report - dispatched on:EP25.08.1994
ClassificationIPC:C04B35/46
[1994/47]
CPC:
C04B35/4682 (EP,US)
Designated contracting statesDE,   GB [1994/47]
TitleGerman:Dielektrische keramische Zusammensetzung für Gebrauch in Hochfrequenzbereich[1994/47]
English:Dielectric ceramic composition for use in high frequency[1994/47]
French:Composition céramique diélectrique pour utilisation à fréquence élevée[1994/47]
Examination procedure19.05.1994Examination requested  [1994/47]
20.05.1996Despatch of communication of intention to grant (Approval: Yes)
03.07.1996Communication of intention to grant the patent
02.10.1996Fee for grant paid
02.10.1996Fee for publishing/printing paid
Opposition(s)09.10.1997No opposition filed within time limit [1998/02]
Fees paidRenewal fee
15.04.1996Renewal fee patent year 03
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Documents cited:Search[A]EP0533162  (NGK SPARK PLUG CO [JP]) [A] 1,2 * example -; claim -; table - *;
 [A]JPS59190264  ;
 [A]JPH0397665  ;
 JPH0397665  [ ]
 [A]  - DATABASE WPI, 1, Derwent World Patents Index, vol. 84, no. 49, Database accession no. 84-304203, & JPS59190264 A 19841029 (SUMITOMO) [A] 1,2 * abstract *
 [A]  - DATABASE WPI, 1, Derwent World Patents Index, vol. 91, no. 22, Database accession no. 91-161055, & JPH0397665 A 19930423 (TAIYO YUDEN) [A] 1,2 * abstract *
    [ ] - PATENT ABSTRACTS OF JAPAN, (19910717), vol. 15, no. 282, Database accession no. (C - 0850), & JP03097665 A 00000000 [ ] * abstract *
 [A]  - G.SUBODH ET AL., "MICROWAVE DIELECTRIC PROPERTIES OF DOPED BATI409", JOURNAL OF THE AMERICAN CERAMICS SOCIETY, (1991), vol. 74, no. 8, pages 1894 - 1898 [A] 1,2 * the whole document *
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.