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Extract from the Register of European Patents

EP About this file: EP0528254

EP0528254 - Control arrangement for positive displacement pumps [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  19.09.1997
Database last updated on 12.12.2024
Most recent event   Tooltip05.06.1998Lapse of the patent in a contracting statepublished on 22.07.1998 [1998/30]
Applicant(s)For all designated states
ZF Friedrichshafen AG
Graf-von-Soden-Platz 1
88046 Friedrichshafen / DE
[N/P]
Former [1993/08]For all designated states
ZF FRIEDRICHSHAFEN Aktiengesellschaft
D-88038 Friedrichshafen / DE
Inventor(s)01 / Mayer, Reiner
Gmünder Strasse 48
W-7070 Schwäbisch Gmünd 7 / DE
02 / Hohl, Wolgang
Jakob-Uhlmann-Strasse 12
W-7072 Heubach / DE
[1993/08]
Application number, filing date92113259.304.08.1992
[1993/08]
Priority number, dateDE1991412621708.08.1991         Original published format: DE 4126217
[1993/08]
Filing languageDE
Procedural languageDE
PublicationType: A2 Application without search report 
No.:EP0528254
Date:24.02.1993
Language:DE
[1993/08]
Type: A3 Search report 
No.:EP0528254
Date:20.10.1993
Language:DE
[1993/42]
Type: B1 Patent specification 
No.:EP0528254
Date:13.11.1996
Language:DE
[1996/46]
Search report(s)(Supplementary) European search report - dispatched on:EP06.09.1993
ClassificationIPC:F04C15/04
[1993/08]
CPC:
F04C14/26 (EP)
Designated contracting statesDE,   FR,   GB,   IT [1993/08]
TitleGerman:Regeleinrichtung für Verdrängerpumpen[1993/08]
English:Control arrangement for positive displacement pumps[1993/08]
French:Dispositif de régulation pour pompes à déplacement positif[1993/08]
Examination procedure08.04.1994Examination requested  [1994/23]
09.12.1994Despatch of a communication from the examining division (Time limit: M04)
08.02.1995Reply to a communication from the examining division
10.01.1996Despatch of communication of intention to grant (Approval: No)
13.02.1996Despatch of communication of intention to grant (Approval: later approval)
16.02.1996Communication of intention to grant the patent
24.04.1996Fee for grant paid
24.04.1996Fee for publishing/printing paid
Opposition(s)14.08.1997No opposition filed within time limit [1997/45]
Fees paidRenewal fee
19.08.1994Renewal fee patent year 03
16.08.1995Renewal fee patent year 04
21.08.1996Renewal fee patent year 05
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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.
Lapses during opposition  TooltipGB04.08.1997
[1998/30]
Documents cited:Search[Y]EP0026586  (GEN MOTORS CORP [US]);
 [Y]DE2249149  (FORD WERKE AG);
 [A]US3359913  (HALSEY DAVID C);
 [A]GB510737  (MASCHB AG);
 [A]DE2704754  (SPECK KOLBENPUMPEN FABRIK)
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.