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Extract from the Register of European Patents

EP About this file: EP0028840

EP0028840 - Arrangement for introducing heat into the primary circuit of the heat pump of a reverse-cycle heating installation [Right-click to bookmark this link]
StatusThe application is deemed to be withdrawn
Status updated on  26.07.1982
Database last updated on 20.09.2024
Most recent event   Tooltip07.07.2007Change - inventorpublished on 08.08.2007  [2007/32]
Applicant(s)For all designated states
Krüger, Bernhard
Albert-Moser-Strasse 63
D-7053 Kernen i.R. / DE
[1981/20]
Inventor(s)01 / Hesslinger, Siegmar
Hohenstaufenstrasse 42
D-7141 Möglingen / DE
[1981/20]
Representative(s)Lutz, Johannes Dieter
Patentanwälte Wolf & Lutz
Hauptmannsreute 93
70193 Stuttgart / DE
[N/P]
Former [1981/20]Lutz, Johannes Dieter, Dr.
Patentanwälte Wolf & Lutz Hauptmannsreute 93
D-70193 Stuttgart / DE
Application number, filing date80106977.412.11.1980
[1981/20]
Priority number, dateDE1979294560712.11.1979         Original published format: DE 2945607
[1981/20]
Filing languageDE
Procedural languageDE
PublicationType: A2 Application without search report 
No.:EP0028840
Date:20.05.1981
Language:DE
[1981/20]
Type: A3 Search report 
No.:EP0028840
Date:22.07.1981
Language:DE
[1981/29]
Search report(s)(Supplementary) European search report - dispatched on:EP20.05.1981
ClassificationIPC:F24D11/02
[1981/20]
CPC:
F24D11/0235 (EP,US); F24S20/66 (EP,US); Y02B10/20 (EP);
Y02B10/70 (EP); Y02B30/52 (EP); Y02E10/40 (EP)
Designated contracting statesAT,   BE,   CH,   FR,   GB,   IT,   LI,   LU,   NL,   SE [1981/20]
TitleGerman:Anordnung zur Einkopplung von Wärme in den Primärkreislauf der Wärmepumpe einer Wärmepumpen-Heizanlage[1981/20]
English:Arrangement for introducing heat into the primary circuit of the heat pump of a reverse-cycle heating installation[1981/20]
French:Disposition pour l'admission de chaleur au circuit primaire d'une installation de chauffage à pompe à chaleur[1981/20]
File destroyed:12.02.1989
Examination procedure16.04.1982Despatch of communication that the application is deemed to be withdrawn, reason: examination fee not paid in time  [1982/39]
26.06.1982Application deemed to be withdrawn, date of legal effect  [1982/39]
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Documents cited:Search[A]DE2605117  (WEISS HANS);
 [A]FR2414694  (PARICA [FR]);
 FR2403523  [ ] (PARICA [FR]);
 GB652777  [ ] (BRITISH THOMSON HOUSTON CO LTD);
 GB1288700  [ ];
 DE2412669  [ ] (DKK SCHARFENSTEIN VEB);
 US4170221  [ ] (GAVIN JOSEPH G [US]);
 FR2396938  [ ] (BOURGAREL LUCIEN [FR]);
 [P]DE2843996  (BOETTCHER ALFRED)
    [ ] - DE INGENIEUR, Band 90, Nr. 36, September 1978, Seiten 669-680 Den HaagNL. D.F. WINNEN: "Zonnewarmtecollectoren en warmtepompen" * Seite 678; Figur 17 *
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.