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Extract from the Register of European Patents

EP About this file: EP0404966

EP0404966 - METHOD OF PRODUCING CERAMIC-TYPE SUPERCONDUCTIVE WIRE [Right-click to bookmark this link]
StatusPatent maintained as amended
Status updated on  19.02.1999
Database last updated on 10.07.2024
Most recent event   Tooltip05.10.2005Change: Appeal number 
Applicant(s)For all designated states
Sumitomo Electric Industries, Ltd.
5-33, Kitahama 4-chome, Chuo-ku Osaka-shi
Osaka 541 / JP
[N/P]
Former [1991/11]For all designated states
SUMITOMO ELECTRIC INDUSTRIES, LTD.
5-33, Kitahama 4-chome, Chuo-ku
Osaka-shi, Osaka 541 / JP
Former [1991/01]For all designated states
SUMITOMO ELECTRIC INDUSTRIES, LTD
5-33, Kitahama 4-chome, Chuo-ku
Osaka-shi, Osaka-fu 541 / JP
Inventor(s)01 / HAYASHI, Kazuhiko, c/o Osaka Works of Sumitomo
Electric Industries, Ltd., 1-3, Shimaya 1-chome
Konohana-ku, Osaka-shi, Osaka 554 / JP
02 / NONOYAMA, Hisao, c/o Osaka Works of Sumitomo
Electric Industries, Ltd., 1-3, Shimaya 1-chome
Konohana-ku, Osaka-shi, Osaka 554 / JP
[1992/12]
Former [1991/01]01 / HAYASHI, Kazuhiko Osaka Works of Sumitomo
Electric Industries, Ltd. 1-3, Shimaya 1-chome
Konohana-ku Osaka-shi Osaka 554 / JP
02 / NONOYAMA, Hisao Osaka Works of Sumitomo
Electric Industries, Ltd. 1-3, Shimaya 1-chome
Konohana-ku Osaka-shi Osaka 554 / JP
Representative(s)Winter, Brandl - Partnerschaft mbB
Alois-Steinecker-Straße 22
85354 Freising / DE
[N/P]
Former [1991/01]KUHNEN, WACKER & PARTNER
Alois-Steinecker-Strasse 22
D-85354 Freising / DE
Application number, filing date90901675.011.01.1990
[1991/01]
WO1990JP00022
Priority number, dateJP1989000663814.01.1989         Original published format: JP 663889
[1992/12]
Former [1991/01]deleted
Filing languageJA
Procedural languageEN
PublicationType: A1 Application with search report
No.:WO9008389
Date:26.07.1990
Language:EN
[1990/17]
Type: A1 Application with search report 
No.:EP0404966
Date:02.01.1991
Language:EN
The application published by WIPO in one of the EPO official languages on 26.07.1990 takes the place of the publication of the European patent application.
[1991/01]
Type: B1 Patent specification 
No.:EP0404966
Date:30.11.1994
Language:EN
[1994/48]
Type: B2 New European patent specification 
No.:EP0404966
Date:07.04.1999
Language:EN
[1999/14]
Search report(s)International search report - published on:JP26.07.1990
(Supplementary) European search report - dispatched on:EP10.12.1991
ClassificationIPC:H01B13/00, B28B1/00, C30B29/22, H01B12/04
[1994/48]
CPC:
C04B35/4521 (EP,US); C04B35/4525 (EP,US); H10N60/0801 (EP,US);
Y10S505/74 (EP,US); Y10S505/742 (EP,US); Y10T29/49014 (EP,US)
Former IPC [1991/01]H01B13/00, B28B1/00, C30B13/00, C30B29/22, // H01B12/04
Designated contracting statesDE,   FR,   GB,   IT [1991/01]
TitleGerman:VERFAHREN ZUR HERSTELLUNG EINES SUPRALEITFÄHIGEN DRAHTS VOM KERAMISCHEN TYP[1991/01]
English:METHOD OF PRODUCING CERAMIC-TYPE SUPERCONDUCTIVE WIRE[1991/01]
French:PROCEDE DE PRODUCTION D'UN CABLE SUPRACONDUCTEUR DU TYPE CERAMIQUE[1991/01]
Entry into regional phase13.09.1990Translation filed 
13.09.1990National basic fee paid 
13.09.1990Search fee paid 
13.09.1990Designation fee(s) paid 
13.09.1990Examination fee paid 
Examination procedure13.09.1990Examination requested  [1991/01]
22.07.1993Despatch of a communication from the examining division (Time limit: M04)
11.11.1993Reply to a communication from the examining division
12.01.1994Despatch of communication of intention to grant (Approval: Yes)
31.05.1994Communication of intention to grant the patent
12.09.1994Fee for grant paid
12.09.1994Fee for publishing/printing paid
Opposition(s)Opponent(s)01  24.08.1995  04.10.1995  ADMISSIBLE
Siemens Aktiengesellschaft
Wittelsbacherplatz 2
80333 München / DE
 [N/P]
Former [1995/42]
Opponent(s)01  24.08.1995  04.10.1995  ADMISSIBLE
Siemens AG
Postfach 22 16 34
D-80506 München / DE
10.10.1995Invitation to proprietor to file observations on the notice of opposition
16.02.1996Reply of patent proprietor to notice(s) of opposition
07.10.1997Date of oral proceedings
06.11.1997Despatch of interlocutory decision in opposition
06.11.1997Despatch of minutes of oral proceedings
05.10.1998Legal effect of interlocutory decision in opposition
27.10.1998Despatch of communication that the patent will be maintained as amended
28.01.1999Fee for printing new specification paid
Appeal following opposition16.01.1998Appeal received No.  T0086/98
22.09.1998Result of appeal procedure: appeal of the proprietor inadmissible
Fees paidRenewal fee
30.01.1992Renewal fee patent year 03
28.01.1993Renewal fee patent year 04
28.01.1994Renewal fee patent year 05
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Documents cited:Search[E]EP0357779  (MITSUBISHI METAL CORP [JP])
 [X]  - PROCEEDINGS OF INT. SYMPOSIUM ON NEW DEVELOPMENTS IN APPLIED SUPERCONDUCTIVITY 17 October 1988, OSAKA, JP pages 101 - 106; H. MUKAI ET AL.: 'Fabrication of high Tc superconducting tape by solid reaction method'
 [X]  - IEEE TRANSACTIONS ON MAGNETICS vol. 25, no. 2, March 1989, SAN FRANCISCO, US pages 2164 - 2167; H. SEKINE ET AL.: 'Studies on the non rare earth oxide superconductors fabricated by sintering'
International search[X]EP0281474  (SUMITOMO ELECTRIC INDUSTRIES [JP]);
 [P]EP0304076  (FURUKAWA ELECTRIC CO LTD [JP]);
 [P]EP0331360  (HITACHI LTD [JP])
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.