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Extract from the Register of European Patents

EP About this file: EP0365793

EP0365793 - Device for heating intake air of an internal combustion engine [Right-click to bookmark this link]
Former [1990/18]Method and device for heating intake air of an internal combustion engine
[1992/46]
StatusNo opposition filed within time limit
Status updated on  11.09.1993
Database last updated on 04.11.2024
Most recent event   Tooltip11.09.1993No opposition filed within time limitpublished on 03.11.1993 [1993/44]
Applicant(s)For all designated states
Dr.Ing.h.c. F. Porsche Aktiengesellschaft
Porschestrasse 42
70435 Stuttgart / DE
[N/P]
Former [1990/18]For all designated states
Dr.Ing.h.c. F. Porsche Aktiengesellschaft
Porschestrasse 42
D-70435 Stuttgart / DE
Inventor(s)01 / Zeller, Dieter, Dr. Dipl.-Chem.
Hegaustrasse 37
D-7000 Stuttgart 30 / DE
02 / Höchsmann, Günther, Dipl.-Ing.
Schillerstrasse 17
D-7126 Sersheim / DE
[1990/18]
Application number, filing date89116300.804.09.1989
[1990/18]
Priority number, dateDE1988383455911.10.1988         Original published format: DE 3834559
[1990/18]
Filing languageDE
Procedural languageDE
PublicationType: A1 Application with search report 
No.:EP0365793
Date:02.05.1990
Language:DE
[1990/18]
Type: B1 Patent specification 
No.:EP0365793
Date:11.11.1992
Language:DE
[1992/46]
Search report(s)(Supplementary) European search report - dispatched on:EP12.03.1990
ClassificationIPC:F02M17/04, F02M31/04
[1990/18]
CPC:
F02N19/06 (EP,US); F02M31/042 (EP,US); Y02T10/12 (EP)
Designated contracting statesDE,   FR,   GB,   IT [1990/18]
TitleGerman:Vorrichtung zum Erwärmen der Ansaugluft einer Brennkraftmaschine[1992/46]
English:Device for heating intake air of an internal combustion engine[1992/46]
French:Dispositif pour chauffer l'air d'aspiration d'un moteur à combustion interne[1992/46]
Former [1990/18]Verfahren und Vorrichtung zum Erwärmen der Ansaugluft einer Brennkraftmaschine
Former [1990/18]Method and device for heating intake air of an internal combustion engine
Former [1990/18]Méthode et dispositif pour chauffer l'air d'aspiration d'un moteur à combustion interne
Examination procedure05.09.1990Examination requested  [1990/44]
21.08.1991Despatch of a communication from the examining division (Time limit: M04)
30.11.1991Reply to a communication from the examining division
12.02.1992Despatch of communication of intention to grant (Approval: Yes)
17.03.1992Communication of intention to grant the patent
22.05.1992Fee for grant paid
22.05.1992Fee for publishing/printing paid
Opposition(s)12.08.1993No opposition filed within time limit [1993/44]
Fees paidRenewal fee
11.09.1991Renewal fee patent year 03
01.09.1992Renewal fee patent year 04
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Documents cited:Search[A]DE3610332  (TOSHIBA KAWASAKI KK [JP]);
 [AD]DE2949152  (NISSAN MOTOR)
 [A]  - PATENT ABSTRACTS OF JAPAN
    [ ] - PATENT ABSTRACTS OF JAPAN
Examination   - PATENT ABSTRACTS OF JAPAN Band 11, Nr. 105 (M-577)(2552), 3. April 1987; JP-A-61252863
    - PATENT ABSTRACTS OF JAPAN Band 11, Nr. 105 (M-577)(2552), 3. April 1987; JP-A-61252861
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.