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Extract from the Register of European Patents

EP About this file: EP0654161

EP0654161 - PROCESS AND DEVICE FOR MONITORING AND FOR CONTROLLING OF A COMPRESSOR [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  14.04.2000
Database last updated on 03.09.2024
Most recent event   Tooltip20.11.2009Change - representativepublished on 23.12.2009  [2009/52]
Applicant(s)For all designated states
DOW DEUTSCHLAND INC.
P.O. Box 1120
21677 Stade / DE
[N/P]
Former [1995/21]For all designated states
DOW DEUTSCHLAND INC.
P.O. Box 1120
D-21677 Stade / DE
Inventor(s)01 / WALTER, Hilger, A.
Im Ring 42 A
D-2160 Stade / DE
02 / HÖNEN, Herwart
Friedens Str. 11F
D-5132 Uebach-Palenberg / DE
03 / GALLUS, Heinz, E.
In der Schoenauer Aue 3
D-5100 Aachen / DE
[1995/21]
Representative(s)Prechtel, Jörg, et al
C/o Weickmann & Weickmann
Patent- und Rechtsanwälte PartmbB
Richard-Strauss-Straße 80
81679 München / DE
[N/P]
Former [2009/52]Prechtel, Jörg, et al
Weickmann & Weickmann Patentanwälte Postfach 86 08 20
81635 München / DE
Former [1995/21]Prechtel, Jörg, Dipl.-Phys. Dr., et al
Patentanwälte, H. Weickmann, Dr. K. Fincke, F.A. Weickmann, B. Huber, Dr. H. Liska, Dr. J. Prechtel, Dr. B. Böhm, Postfach 86 08 20
D-81679 München / DE
Application number, filing date93916564.316.06.1993
[1995/21]
WO1993US05764
Priority number, dateEP1992011358610.08.1992         Original published format: EP 92113586
[1995/21]
Filing languageEN
Procedural languageEN
PublicationType: A1 Application with search report
No.:WO9403862
Date:17.02.1994
Language:EN
[1994/05]
Type: A1 Application with search report 
No.:EP0654161
Date:24.05.1995
Language:EN
The application published by WIPO in one of the EPO official languages on 17.02.1994 takes the place of the publication of the European patent application.
[1995/21]
Type: B1 Patent specification 
No.:EP0654161
Date:16.06.1999
Language:EN
[1999/24]
Search report(s)International search report - published on:US17.02.1994
(Supplementary) European search report - dispatched on:EP31.03.1998
ClassificationIPC:F04D27/02
[1998/19]
CPC:
F04D27/001 (EP,US); G06Q50/00 (KR)
Former IPC [1995/21]G06F15/20
Designated contracting statesAT,   BE,   CH,   DE,   DK,   ES,   FR,   GB,   GR,   IE,   IT,   LI,   LU,   MC,   NL,   SE [1995/21]
TitleGerman:VERFAHREN ZUR ÜBERWACHUNG UND STEUERUNG EINES VERDICHTERS UND VORRICHTUNG HIERFÜR.[1995/21]
English:PROCESS AND DEVICE FOR MONITORING AND FOR CONTROLLING OF A COMPRESSOR[1995/21]
French:PROCEDE ET DISPOSITIF DE CONTROLE ET DE REGULATION D'UN COMPRESSEUR[1995/21]
Entry into regional phase10.02.1995National basic fee paid 
10.02.1995Search fee paid 
10.02.1995Designation fee(s) paid 
10.02.1995Examination fee paid 
Examination procedure09.02.1994Request for preliminary examination filed
International Preliminary Examining Authority: US
10.02.1995Examination requested  [1995/21]
21.08.1998Despatch of communication of intention to grant (Approval: No)
09.12.1998Despatch of communication of intention to grant (Approval: later approval)
22.12.1998Communication of intention to grant the patent
09.03.1999Fee for grant paid
09.03.1999Fee for publishing/printing paid
Opposition(s)17.03.2000No opposition filed within time limit [2000/22]
Fees paidRenewal fee
29.06.1995Renewal fee patent year 03
11.03.1996Renewal fee patent year 04
24.02.1997Renewal fee patent year 05
18.02.1998Renewal fee patent year 06
12.03.1999Renewal fee patent year 07
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  TooltipAT16.06.1999
CH16.06.1999
GR16.06.1999
LI16.06.1999
LU16.06.1999
SE16.06.1999
IE16.08.1999
DK16.09.1999
MC31.12.1999
[2004/39]
Former [2003/45]AT16.06.1999
CH16.06.1999
GR16.06.1999
LI16.06.1999
SE16.06.1999
IE16.08.1999
DK16.09.1999
MC31.12.1999
Former [2003/18]AT16.06.1999
CH16.06.1999
GR16.06.1999
LI16.06.1999
SE16.06.1999
IE16.08.1999
MC31.12.1999
Former [2003/17]AT16.06.1999
CH16.06.1999
GR16.06.1999
LI16.06.1999
SE16.06.1999
IE16.08.1999
MC16.08.1999
Former [2002/23]AT16.06.1999
CH16.06.1999
GR16.06.1999
LI16.06.1999
SE16.06.1999
IE16.08.1999
MC31.12.1999
Former [2001/23]AT16.06.1999
CH16.06.1999
GR16.06.1999
LI16.06.1999
IE16.08.1999
MC31.12.1999
Former [2001/12]AT16.06.1999
CH16.06.1999
LI16.06.1999
IE16.08.1999
MC31.12.1999
Former [2000/52]AT16.06.1999
CH16.06.1999
LI16.06.1999
MC31.12.1999
Former [2000/50]AT16.06.1999
CH21.09.1999
LI21.09.1999
MC31.12.1999
Former [2000/25]AT16.06.1999
MC31.12.1999
Former [2000/24]AT16.06.1999
Documents cited:Search[A]JPS57129297  ;
 [A]FR2248427  (HOWELL INSTRUMENTS [US]) [A] 1,2,20-22,26,27 * page 4, line 20 - page 5, line 14; figure 3 *;
 [A]US3963367  (STALKER ROBERT W, et al) [A] 1,20,21,26 * column 3, line 37 - column 5, line 44; figures 1-3 *;
 [AD]US4055994  (ROSLYNG OLE, et al);
 [A]EP0024823  (ICI PLC [GB]) [A] 1,20,21,26 * page 6, line 8 - line 34; figure 1 *;
 [AD]US4322977  (SELL ROBERT C, et al);
 [AD]US4422125  (ANTONAZZI FRANK J [US], et al);
 [AD]US4449409  (ANTONAZZI FRANK J [US]);
 [AD]US4457179  (ANTONAZZI FRANK J [US], et al);
 [A]DE3605958  (FRAUNHOFER GES FORSCHUNG [DE]) [A] 1,20,21,26 * the whole document *;
 [A]GB2191606  (ROLLS ROYCE PLC) [A] 1,2,5,20-22,26-28 * page 21, line 51 - page 22, line 2; figure 6 *;
 [A]  - PATENT ABSTRACTS OF JAPAN, (19821113), vol. 6, no. 228, Database accession no. (M - 171)<1106>, & JP57129297 A 19820811 (HITACHI) [A] 1,2,20-22,26,27 * abstract *
 [AD]  - GARNIER, V.H., "Rotating Waves as a Stall Inception Indication in Axial Compressors", THE AMERICAN SOCIETY OF MECHANICAL ENGINEERS, PAPER NO. 90-GT-156, NEW YORK, (19900611), pages 1 - 12, XP002058443
 [AD]  - MATHIOUDAKIS, "Fast Response Wall Pressure Measurement as a Means of Gas Turbine Blade Fault Identification", THE AMERICAN SOCIETY OF MECHANICAL ENGINEERS, PAPER NO. 90-GT-341, NEW YORK, (19900611), pages 1 - 8, XP002058444
International search[Y]US4196472  (ARENDT RUDY H [US], et al);
 [A]US4216672  (HENRY GEORGE R [US], et al);
 [Y]US4252498  (RADCLIFFE ALAN G, et al);
 [A]US4604702  (ZWICKE PHILIP E [US]);
 [Y]US4618856  (ANTONAZZI FRANK J [US]);
 [A]US4625280  (COUCH ROBERT P [US]);
 [Y]US4989159  (LISZKA LUDWIK [SE], et al);
 [AP]US5165845  (KHALID SYED J [US])
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.