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Extract from the Register of European Patents

EP About this file: EP0544310

EP0544310 - Permanent magnet type dynamoelectric machine rotor [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  19.12.1996
Database last updated on 19.07.2024
Most recent event   Tooltip19.12.1996No opposition filed within time limitpublished on 05.02.1997 [1997/06]
Applicant(s)For all designated states
MITSUBISHI DENKI KABUSHIKI KAISHA
2-3, Marunouchi 2-chome
Chiyoda-ku
Tokyo-to, 100 / JP
[N/P]
Former [1993/22]For all designated states
MITSUBISHI DENKI KABUSHIKI KAISHA
2-3, Marunouchi 2-chome
Chiyoda-ku Tokyo-to, 100 / JP
Inventor(s)01 / Sugiyama, Takeshi, c/o Mitsubishi Denki K.K.
Himeji Seisakusho, 840 Chiyoda-cho
Himeji-shi, Hyogo 670 / JP
[1993/22]
Representative(s)Lehn, Werner, et al
Hoffmann Eitle, Patent- und Rechtsanwälte, Postfach 81 04 20
81904 München / DE
[N/P]
Former [1993/22]Lehn, Werner, Dipl.-Ing., et al
Hoffmann, Eitle & Partner, Patentanwälte, Postfach 81 04 20
D-81904 München / DE
Application number, filing date92120235.426.11.1992
[1993/22]
Priority number, dateJP1991033777826.11.1991         Original published format: JP 33777891
[1993/22]
Filing languageEN
Procedural languageEN
PublicationType: A2 Application without search report 
No.:EP0544310
Date:02.06.1993
Language:EN
[1993/22]
Type: A3 Search report 
No.:EP0544310
Date:01.09.1993
Language:EN
[1993/35]
Type: B1 Patent specification 
No.:EP0544310
Date:07.02.1996
[1996/06]
Search report(s)(Supplementary) European search report - dispatched on:EP15.07.1993
ClassificationIPC:H02K1/27
[1993/22]
CPC:
H02K1/278 (EP,US)
Designated contracting statesDE,   FR,   GB [1993/22]
TitleGerman:Dauermagneterregter Läufer für eine dynamoelektrische Maschine[1993/22]
English:Permanent magnet type dynamoelectric machine rotor[1993/22]
French:Rotor à aimants permanents pour machine dynamo-électrique[1993/22]
Examination procedure29.04.1993Examination requested  [1993/25]
18.10.1994Despatch of a communication from the examining division (Time limit: M04)
24.01.1995Reply to a communication from the examining division
23.05.1995Despatch of communication of intention to grant (Approval: Yes)
19.07.1995Communication of intention to grant the patent
06.10.1995Fee for grant paid
06.10.1995Fee for publishing/printing paid
Opposition(s)08.11.1996No opposition filed within time limit [1997/06]
Fees paidRenewal fee
29.11.1994Renewal fee patent year 03
28.11.1995Renewal 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[Y]JP03222641  ;
 [Y]JP01209942  ;
 [A]JP60043051  ;
 [A]JP01103145  ;
 [A]JP61094548  ;
 [A]GB120902  (SCINTILLA AG [CH]);
 [A]US2475776  (BRAINARD MAURICE W);
 [A]DE1043488  (SIEMENS AG);
 [A]FR1400581  (CEM COMP ELECTRO MEC);
 [A]EP0188231  (HITACHI LTD [JP]);
 [YP]WO9207407  (SEIKO EPSON CORP [JP])
 [Y]  - PATENT ABSTRACTS OF JAPAN vol. 015, no. 510 (E-1149)25 December 1991 & JP-A-03 222 641 ( FANUC ) 1 October 1991, & JP03222641 A 19911001
 [Y]  - PATENT ABSTRACTS OF JAPAN vol. 13, no. 518 (E-848)(3866) 20 November 1989 & JP-A-01 209 942 ( SHIN MEIWA ) 23 August 1989, & JP01209942 A 19890823
 [A]  - PATENT ABSTRACTS OF JAPAN vol. 9, no. 169 (E-328)(1892) 13 July 1985 & JP-A-60 043 051 ( FANUC ) 7 March 1985, & JP60043051 A 19850307
 [A]  - PATENT ABSTRACTS OF JAPAN vol. 013, no. 344 (E-797)3 August 1989 & JP-A-01 103 145 ( SHINKO ELECTRIC ) 20 April 1989, & JP01103145 A 19890420
 [A]  - ZEITSCHRIFT FüR ANGEWANDTE PHYSIK vol. 30, no. 1, 1970, BERLIN pages 99 - 102 CH. JOKSCH 'Einfluss des Ankerquerfeldes in permanentmagnetisch erregten Gleichstrom-kleinmotoren'
 [A]  - PATENT ABSTRACTS OF JAPAN vol. 010, no. 272 (E-437) 16 September 1986 & JP-A-61 094 548 ( FANUC ) 13 May 1986, & JP61094548 A 19860513
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.