Extract from the Register of European Patents

EP About this file: EP1624251

EP1624251 - Apparatus for reducing thermoacoustic oscillations in combustion chambers with adjustable resonance frequency [Right-click to bookmark this link]
Former [2006/06]apparatus for reducing thermoacoustic oscillations in combustion chambers with adjustable resonance frequency
[2011/30]
StatusNo opposition filed within time limit
Status updated on  04.01.2013
Database last updated on 07.03.2026
Most recent event   Tooltip04.01.2013No opposition filed within time limitpublished on 06.02.2013  [2013/06]
Applicant(s)For all designated states
SIEMENS AKTIENGESELLSCHAFT
Werner-von-Siemens-Str. 1
DE-80333 München / DE
[N/P]
Former [2006/06]For all designated states
SIEMENS AKTIENGESELLSCHAFT
Wittelsbacherplatz 2
80333 München / DE
Inventor(s)01 / Bethke, Sven, Dr.
Niederrheinstr. 292
40489 Düsseldorf / DE
02 / Buchal, Tobias, Dr.
Blaumeisenweg 4
40489 Düsseldorf / DE
03 / Huth, Michael, Dr.
Ludwigstr. 25
45239 Essen / DE
04 / Nimptsch, Harald
Am frommen Joseph 62
45136 Essen / DE
05 / Prade, Bernd, Dr.
Natland 7
45478 Mülheim / DE
 [2006/06]
Representative(s)(deleted)
[2012/09]
Application number, filing date04018395.603.08.2004
[2006/06]
Filing languageDE
Procedural languageDE
PublicationType: A1 Application with search report 
No.:EP1624251
Date:08.02.2006
Language:DE
[2006/06]
Type: B1 Patent specification 
No.:EP1624251
Date:29.02.2012
Language:DE
[2012/09]
Search report(s)(Supplementary) European search report - dispatched on:EP25.01.2005
ClassificationIPC:F23R3/10, F23M99/00
[2011/42]
CPC:
F23R3/002 (EP); F23M20/005 (EP); F23R2900/00014 (EP)
Former IPC [2006/06]F23R3/10, F23M13/00
Designated contracting statesCH,   DE,   GB,   IT,   LI [2006/41]
Former [2006/06]AT,  BE,  BG,  CH,  CY,  CZ,  DE,  DK,  EE,  ES,  FI,  FR,  GB,  GR,  HU,  IE,  IT,  LI,  LU,  MC,  NL,  PL,  PT,  RO,  SE,  SI,  SK,  TR 
TitleGerman:Vorrichtung zur Dämpfung von thermoakustischen Schwingungen in Brennkammern mit veränderbarer Resonanzfrequenz[2006/06]
English:Apparatus for reducing thermoacoustic oscillations in combustion chambers with adjustable resonance frequency[2011/30]
French:Dispositif pour atténuer les oscillations acoustiques dans les chambres combustion avec fréquence de résonance ajustable[2011/30]
Former [2006/06]apparatus for reducing thermoacoustic oscillations in combustion chambers with adjustable resonance frequency
Former [2006/06]dispositif pour atténuer les oscillations acoustiques dans les chambres combustion avec fréquence de résonance ajustable
Examination procedure22.03.2006Examination requested  [2006/20]
09.08.2006Loss of particular rights, legal effect: designated state(s)
24.11.2006Despatch of communication of loss of particular rights: designated state(s) AT, BE, BG, CY, CZ, DK, EE, ES, FI, FR, GR, HU, IE, LU, MC, NL, PL, PT, RO, SE, SI, SK, TR
28.09.2011Communication of intention to grant the patent
20.01.2012Fee for grant paid
20.01.2012Fee for publishing/printing paid
Divisional application(s)The date of the Examining Division's first communication in respect of the earliest application for which a communication has been issued is  28.09.2011
Opposition(s)30.11.2012No opposition filed within time limit [2013/06]
Fees paidRenewal fee
21.08.2006Renewal fee patent year 03
22.08.2007Renewal fee patent year 04
21.08.2008Renewal fee patent year 05
21.08.2009Renewal fee patent year 06
20.08.2010Renewal fee patent year 07
19.08.2011Renewal fee patent year 08
Penalty fee
Penalty fee Rule 85a EPC 1973
12.09.2006AT   M01   Not yet paid
12.09.2006BE   M01   Not yet paid
12.09.2006BG   M01   Not yet paid
12.09.2006CY   M01   Not yet paid
12.09.2006CZ   M01   Not yet paid
12.09.2006DK   M01   Not yet paid
12.09.2006EE   M01   Not yet paid
12.09.2006ES   M01   Not yet paid
12.09.2006FI   M01   Not yet paid
12.09.2006FR   M01   Not yet paid
12.09.2006GR   M01   Not yet paid
12.09.2006HU   M01   Not yet paid
12.09.2006IE   M01   Not yet paid
12.09.2006LU   M01   Not yet paid
12.09.2006MC   M01   Not yet paid
12.09.2006NL   M01   Not yet paid
12.09.2006PL   M01   Not yet paid
12.09.2006PT   M01   Not yet paid
12.09.2006RO   M01   Not yet paid
12.09.2006SE   M01   Not yet paid
12.09.2006SI   M01   Not yet paid
12.09.2006SK   M01   Not yet paid
12.09.2006TR   M01   Not yet paid
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Documents cited:Search[A] DE10058688  (ALSTOM SWITZERLAND LTD et al.) [A] 1 * column 6, paragraph 33 - paragraph 34; figures 4a,5 *
 [A] EP0723123  (FASTO NEFIT BV et al.) [A] 1 * column 2, line 1 - column 3, line 34 * * column 6, line 23 - line 29; figure 7 *
 [A] DE4414232  (ABB MANAGEMENT AG et al.) [A] 1 * figure 2 *
 [A] WO2004051063  (MITSUBISHI HEAVY IND LTD et al.) [A] 1 * abstract *
 [AD] DE10004991  (VOLKSWAGEN AG et al.) [AD] 1
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