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Extract from the Register of European Patents

EP About this file: EP0577137

EP0577137 - A quantum effect device and a method of producing the same [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  18.07.1997
Database last updated on 28.06.2024
Most recent event   Tooltip17.10.2008Change - applicantpublished on 19.11.2008  [2008/47]
Applicant(s)For all designated states
MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD.
1006, Oaza Kadoma Kadoma-shi Osaka
571-8501 / JP
[2008/47]
Former [1994/01]For all designated states
MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD.
1006, Ohaza Kadoma
Kadoma-shi, Osaka 571 / JP
Inventor(s)01 / Okada, Kenji
3-5-19, Takano-dai
Suita-shi, Osaka / JP
02 / Morimoto, Kiyoshi
26-13-405, Koriminamino-cho
Neyagawa-shi, Osaka / JP
03 / Udagawa, Masaharu
2-1-3-401, Uehara
Shibuya-ku, Tokyo / JP
04 / Yuki, Koichiro
22-7-421, Korinishino-cho
Neyagawa-shi, Osaka / JP
05 / Niwa, Masaaki
9-30, Korien-machi
Hirakata-shi, Osaka / JP
06 / Hirai, Yoshihiko
2-1-3-807, Shigino-nishi, Joto-ku
Osaka-shi, Osaka / JP
07 / Yasui, Juro
2-11-5, Higashi-izumigaoka
Toyonaka-shi, Osaka / JP
[1994/01]
Representative(s)SSM Sandmair
Patentanwälte Rechtsanwalt
Partnerschaft mbB
Joseph-Wild-Straße 20
81829 München / DE
[N/P]
Former [1994/01]Schwabe - Sandmair - Marx
Stuntzstrasse 16
D-81677 München / DE
Application number, filing date93110609.002.07.1993
[1994/01]
Priority number, dateJP1992017659703.07.1992         Original published format: JP 17659792
[1994/01]
Filing languageEN
Procedural languageEN
PublicationType: A1 Application with search report 
No.:EP0577137
Date:05.01.1994
Language:EN
[1994/01]
Type: B1 Patent specification 
No.:EP0577137
Date:11.09.1996
Language:EN
[1996/37]
Search report(s)(Supplementary) European search report - dispatched on:EP21.09.1993
ClassificationIPC:H01L21/334
[1994/01]
CPC:
B82Y10/00 (EP,KR,US); H01L29/882 (EP,KR,US); H01L29/1037 (EP,KR,US);
B82Y30/00 (EP,US); H01L29/66931 (EP,US); H01L29/772 (EP,KR,US);
Y10S438/911 (EP,US); Y10S438/962 (EP,US) (-)
Designated contracting statesDE,   FR,   GB [1994/01]
TitleGerman:Quanteneffektbauelement und dessen Herstellungsverfahren[1994/01]
English:A quantum effect device and a method of producing the same[1994/01]
French:Dispositif à effet quantique et procédé pour sa fabrication[1994/01]
MiscellaneousEPB 1996/37: Teilanmeldung 95119854.8 eingereicht am 15/12/95
EPB 1996/37: Divisional application 95119854.8 filed on 15/12/95
EPB 1996/37: Demande divisionnaire 95119854.8 déposée le 15/12/95
Examination procedure02.07.1993Examination requested  [1994/01]
10.03.1994Despatch of a communication from the examining division (Time limit: M06)
29.07.1994Reply to a communication from the examining division
26.09.1994Despatch of a communication from the examining division (Time limit: M02)
06.12.1994Reply to a communication from the examining division
24.08.1995Despatch of communication of intention to grant (Approval: Yes)
16.02.1996Communication of intention to grant the patent
08.05.1996Fee for grant paid
08.05.1996Fee for publishing/printing paid
Divisional application(s)EP95119854.8  / EP0709895
Opposition(s)12.06.1997No opposition filed within time limit [1997/36]
Fees paidRenewal fee
30.06.1995Renewal fee patent year 03
28.06.1996Renewal fee patent year 04
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Documents cited:Search[A]US4989052  (OKADA MAKOTO [JP], et al);
 [X]EP0464834  (MAX PLANCK GESELLSCHAFT [DE])
 [A]  - GALLIUM ARESENIDE AND RELATED COMPOUNDS 1990 24 September 1990, JERSEY pages 293 - 298 M.A. FOAD 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.