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Extract from the Register of European Patents

EP About this file: EP0062356

EP0062356 - Inductive heating device and method utilizing a heat insulator and workpieces heated thereby [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  15.07.1986
Database last updated on 19.10.2024
Most recent event   Tooltip15.07.1986No opposition filed within time limitpublished on 03.09.1986 [1986/36]
Applicant(s)For all designated states
MITSUBISHI DENKI KABUSHIKI KAISHA
2-3, Marunouchi 2-chome Chiyoda-ku
Tokyo 100 / JP
For all designated states
Toyo Tanso Co., Ltd.
No. 7-12, Takeshima 5-chome Nishi Yodogawa-ku Osaka-shi
Osaka / JP
[N/P]
Former [1982/41]For all designated states
MITSUBISHI DENKI KABUSHIKI KAISHA
2-3, Marunouchi 2-chome Chiyoda-ku
Tokyo 100 / JP
For all designated states
Toyo Tanso Co., Ltd.
No. 7-12, Takeshima 5-chome Nishi Yodogawa-ku
Osaka-shi Osaka / JP
Inventor(s)01 / Toshiro, Akira c/o Toyo Tanso Co., Ltd.
Onohara Works No. 2181-2, Oaza Nakahime
Onohara-cho, Mitoyo-gun Kagawa / JP
02 / Osaki, Yoshihiko c/o Mitsubishi Denki K.K.
Itami Works No. 80 Azanakano
Minamishimizu Amagasaki-shi Hyogo / JP
[1982/41]
Representative(s)Lehn, Werner, et al
Hoffmann Eitle, Patent- und Rechtsanwälte, Postfach 81 04 20
81904 München / DE
[N/P]
Former [1982/41]Lehn, Werner, Dipl.-Ing., et al
Hoffmann, Eitle & Partner, Patentanwälte, Postfach 81 04 20
D-81904 München / DE
Application number, filing date82102987.307.04.1982
[1982/41]
Priority number, dateJP1981005336207.04.1981         Original published format: JP 5336281
[1982/41]
Filing languageEN
Procedural languageEN
PublicationType: A1 Application with search report 
No.:EP0062356
Date:13.10.1982
Language:EN
[1982/41]
Type: B1 Patent specification 
No.:EP0062356
Date:11.09.1985
Language:EN
[1985/37]
Search report(s)(Supplementary) European search report - dispatched on:EP06.07.1982
ClassificationIPC:C21D1/42, H05B6/02, C04B35/54
[1982/41]
CPC:
H05B6/02 (EP,US); C04B35/52 (EP,US)
Designated contracting statesDE,   FR,   GB [1982/41]
TitleGerman:Vorrichtung zum induktiven Erwärmen, Verfahren zum Erwärmen unter Verwendung eines Wärmeisolators und so erwärmte Werkstücke[1982/41]
English:Inductive heating device and method utilizing a heat insulator and workpieces heated thereby[1982/41]
French:Appareil de chauffage par induction, procédé de chauffage utilisant un isolateur calorifuge et pièces à usiner obtenues par ce moyen[1982/41]
Examination procedure15.03.1983Examination requested  [1983/21]
12.04.1984Despatch of a communication from the examining division (Time limit: M04)
09.08.1984Reply to a communication from the examining division
10.12.1984Despatch of communication of intention to grant (Approval: )
04.03.1985Communication of intention to grant the patent
09.05.1985Fee for grant paid
09.05.1985Fee for publishing/printing paid
Opposition(s)12.06.1986No opposition filed within time limit [1986/36]
Fees paidRenewal fee
02.04.1984Renewal fee patent year 03
18.04.1985Renewal fee patent year 04
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Documents cited:Search[Y]GB1071098  (SIEMENS PLANIAWERKE AG);
 [Y]US1884600  (DERBY IRA H);
 [Y]US3405205  (ROWE GAYLE L, et al);
 [Y]AT145802B  (VER EDELSTAHL AG [CH]);
 [A]DE1058035  ;
 [A]DE2018764
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.