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Extract from the Register of European Patents

EP About this file: EP0381034

EP0381034 - Variable positive fluid displacement apparatus with movable chambers [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  29.07.1995
Database last updated on 14.06.2024
Most recent event   Tooltip30.11.2007Lapse of the patent in a contracting state
Updated state(s): FR		published on 02.01.2008  [2008/01]
Applicant(s)For all designated states
Pierrat, Michel A.
2355 24th Street Boulder
Colorado 80304 / US
[N/P]
Former [1990/32]For all designated states
Pierrat, Michel A.
2355 24th Street
Boulder Colorado 80304 / US
Inventor(s)01 / see applicant
...
[1990/32]
Representative(s)Strasse, Joachim, et al
Strasse & Hofstetter Balanstrasse 57
81541 München / DE
[N/P]
Former [1994/02]Strasse, Joachim, Dipl.-Ing., et al
Strasse, Vonnemann & Partner Balanstrasse 55
D-81541 München / DE
Former [1990/32]Strasse, Joachim, Dipl.-Ing.
Strasse & Partner Balanstrasse 55
D-81541 München / DE
Application number, filing date90101413.424.01.1990
[1990/32]
Priority number, dateUS1989030581003.02.1989         Original published format: US 305810
[1990/32]
Filing languageEN
Procedural languageEN
PublicationType: A1 Application with search report 
No.:EP0381034
Date:08.08.1990
Language:EN
[1990/32]
Type: B1 Patent specification 
No.:EP0381034
Date:28.09.1994
Language:EN
[1994/39]
Search report(s)(Supplementary) European search report - dispatched on:EP05.04.1990
ClassificationIPC:F02B75/24, F02B75/32, F02F1/18, F02B75/04
[1990/32]
CPC:
F02B75/048 (EP,US); F01B9/026 (EP,US); F02B75/04 (EP,US);
F02B75/24 (EP,US); F02B75/246 (EP,US); F02B75/32 (EP,US);
F02F1/18 (EP,US); F02B3/06 (EP,US); Y10T74/1675 (EP,US);
Y10T74/2179 (EP,US); Y10T74/2183 (EP,US) (-)
Designated contracting statesAT,   BE,   CH,   DE,   DK,   ES,   FR,   GB,   GR,   IT,   LI,   LU,   NL,   SE [1990/32]
TitleGerman:Variable, positive Fluidumverschiebungseinrichtung mit bewegbaren Räumen[1990/32]
English:Variable positive fluid displacement apparatus with movable chambers[1990/32]
French:Dispositif de déplacement variable et positif de fluide à chambres mobiles[1990/32]
Examination procedure31.01.1991Examination requested  [1991/14]
10.04.1992Despatch of a communication from the examining division (Time limit: M04)
12.08.1992Reply to a communication from the examining division
18.09.1992Despatch of a communication from the examining division (Time limit: M04)
20.01.1993Reply to a communication from the examining division
26.01.1993Despatch of a communication from the examining division (Time limit: M04)
25.05.1993Reply to a communication from the examining division
09.06.1993Despatch of a communication from the examining division (Time limit: M02)
11.06.1993Reply to a communication from the examining division
09.07.1993Despatch of communication of intention to grant (Approval: Yes)
22.11.1993Communication of intention to grant the patent
22.02.1994Fee for grant paid
22.02.1994Fee for publishing/printing paid
Opposition(s)29.06.1995No opposition filed within time limit [1995/38]
Fees paidRenewal fee
30.01.1992Renewal fee patent year 03
29.01.1993Renewal fee patent year 04
29.07.1994Renewal fee patent year 05
Penalty fee
Additional fee for renewal fee
31.01.199405   M06   Fee paid on   29.07.1994
Opt-out from the exclusive  Tooltip
competence of the Unified
Patent Court		 See the Register of the Unified Patent Court for opt-out data
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  TooltipAT28.09.1994
BE28.09.1994
CH28.09.1994
DK28.09.1994
ES28.09.1994
FR28.09.1994
GR28.09.1994
IT28.09.1994
LI28.09.1994
NL28.09.1994
SE28.12.1994
DE29.12.1994
GB24.01.1995
LU31.01.1995
[2006/14]
Former [2002/24]AT28.09.1994
BE28.09.1994
CH28.09.1994
DK28.09.1994
ES28.09.1994
GR28.09.1994
IT28.09.1994
LI28.09.1994
NL28.09.1994
SE28.12.1994
DE29.12.1994
GB24.01.1995
LU31.01.1995
FR24.02.1995
Former [2000/04]AT28.09.1994
BE28.09.1994
CH28.09.1994
DK28.09.1994
GR28.09.1994
IT28.09.1994
LI28.09.1994
NL28.09.1994
SE28.12.1994
DE29.12.1994
GB24.01.1995
LU31.01.1995
FR24.02.1995
Former [1999/42]AT28.09.1994
BE28.09.1994
CH28.09.1994
DK28.09.1994
IT28.09.1994
LI28.09.1994
NL28.09.1994
SE28.12.1994
DE29.12.1994
GB24.01.1995
FR24.02.1995
Former [1998/15]AT28.09.1994
BE28.09.1994
CH28.09.1994
DK28.09.1994
LI28.09.1994
NL28.09.1994
SE28.12.1994
DE29.12.1994
GB24.01.1995
FR24.02.1995
Former [1996/04]AT28.09.1994
BE28.09.1994
CH28.09.1994
LI28.09.1994
NL28.09.1994
SE28.12.1994
DE29.12.1994
GB24.01.1995
FR24.02.1995
Former [1995/35]AT28.09.1994
BE28.09.1994
CH28.09.1994
LI28.09.1994
NL28.09.1994
SE28.12.1994
DE29.12.1994
FR24.02.1995
Former [1995/34]AT28.09.1994
BE28.09.1994
CH28.09.1994
LI28.09.1994
SE28.12.1994
DE29.12.1994
FR24.02.1995
Former [1995/30]AT28.09.1994
BE28.09.1994
CH28.09.1994
LI28.09.1994
SE28.12.1994
DE29.12.1994
Former [1995/29]AT28.09.1994
BE28.09.1994
CH28.09.1994
LI28.09.1994
SE28.12.1994
Former [1995/27]BE28.09.1994
CH28.09.1994
LI28.09.1994
Former [1995/17]CH28.09.1994
LI28.09.1994
Documents cited:Search[A]BE466647  ;
 [X]GB479705  (CARL AXEL SKAERLUND);
 [A]US3878821  (WHITE NORMAN C);
 [A]US4325331  (ERICKSON FREDERICK L);
 [A]EP0184042  (POLITECHNIKA WARSZAWSKA [PL])
ExaminationEP0356990
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.