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Extract from the Register of European Patents

EP About this file: EP1697617

EP1697617 - GAS TURBINE BLADE SHROUD WITH IMPROVED LEAKAGE CONTROL [Right-click to bookmark this link]
Former [2006/36]IMPROVED LEAKAGE CONTROL IN A GAS TURBINE ENGINE
[2015/12]
StatusNo opposition filed within time limit
Status updated on  15.04.2016
Database last updated on 25.09.2024
Most recent event   Tooltip15.04.2016No opposition filed within time limitpublished on 18.05.2016  [2016/20]
Applicant(s)For all designated states
Pratt & Whitney Canada Corp.
1000 Marie Victorin, (01BE5)
Longueuil, Québec J4G 1A1 / CA
[2015/29]
Former [2006/36]For all designated states
PRATT & WHITNEY CANADA INC.
1000 Marie Victorin, (01BE5) Longueuil
Québec J4G 1A1 / CA
Inventor(s)01 / JUTRAS, M.
3222 Claude Jodoin
Montreal, Quebec H1Y 3M2 / CA
 [2006/36]
Representative(s)Leckey, David Herbert
Dehns
St Bride's House
10 Salisbury Square
London EC4Y 8JD / GB
[N/P]
Former [2015/24]Leckey, David Herbert
Dehns
St Bride's House
10 Salisbury Square
London
EC4Y 8JD / GB
Former [2006/36]Leckey, David Herbert
Frank B. Dehn & Co. St Bride's House 10 Salisbury Square
London EC4Y 8JD / GB
Application number, filing date04789719.408.10.2004
[2006/36]
WO2004CA01810
Priority number, dateUS2003069396128.10.2003         Original published format: US 693961
[2006/36]
Filing languageEN
Procedural languageEN
PublicationType: A1 Application with search report
No.:WO2005042926
Date:12.05.2005
Language:EN
[2005/19]
Type: A1 Application with search report 
No.:EP1697617
Date:06.09.2006
Language:EN
The application published by WIPO in one of the EPO official languages on 12.05.2005 takes the place of the publication of the European patent application.
[2006/36]
Type: B1 Patent specification 
No.:EP1697617
Date:10.06.2015
Language:EN
[2015/24]
Type: B8 Corrected title page of specification 
No.:EP1697617
Date:22.07.2015
[2015/30]
Search report(s)International search report - published on:CA12.05.2005
(Supplementary) European search report - dispatched on:EP19.06.2009
ClassificationIPC:F01D9/00, F01D11/00
[2006/36]
CPC:
F01D11/08 (EP,US); F01D11/006 (EP,US); F05D2240/11 (EP,US);
F05D2240/55 (EP,US); F05D2250/70 (EP,US); F05D2300/5021 (EP,US);
Y10S277/931 (EP,US); Y10T29/49323 (EP,US); Y10T29/49764 (EP,US);
Y10T29/49995 (EP,US) (-)
Designated contracting statesDE,   FR,   GB [2015/24]
Former [2007/05]DE,  FR,  GB 
Former [2006/36]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:DECKBAND EINER GASTURBINE MIT VERBESSERTER LECKSTEUERUNG[2015/12]
English:GAS TURBINE BLADE SHROUD WITH IMPROVED LEAKAGE CONTROL[2015/12]
French:ENVELOPPE D'AUBE DE TURBINE À GAZ AVEC CONTRÔLE DE FUITE AMELIORÉ[2015/12]
Former [2006/36]VERBESSERTE LECKSTEUERUNG IN EINEM TURBOMOTOR
Former [2006/36]IMPROVED LEAKAGE CONTROL IN A GAS TURBINE ENGINE
Former [2006/36]CONTROLE DE FUITE AMELIORE DANS UN MOTEUR A TURBINE
Entry into regional phase17.05.2006National basic fee paid 
17.05.2006Search fee paid 
17.05.2006Designation fee(s) paid 
17.05.2006Examination fee paid 
Examination procedure29.08.2005Request for preliminary examination filed
International Preliminary Examining Authority: CA
17.05.2006Examination requested  [2006/36]
11.12.2009Despatch of a communication from the examining division (Time limit: M06)
21.06.2010Reply to a communication from the examining division
18.04.2011Despatch of a communication from the examining division (Time limit: M06)
28.10.2011Reply to a communication from the examining division
18.04.2012Despatch of a communication from the examining division (Time limit: M04)
05.10.2012Despatch of communication that the application is deemed to be withdrawn, reason: reply to the communication from the examining division not received in time
17.12.2012Reply to a communication from the examining division
10.03.2015Communication of intention to grant the patent
29.04.2015Fee for grant paid
29.04.2015Fee for publishing/printing paid
29.04.2015Receipt of the translation of the claim(s)
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  11.12.2009
Opposition(s)11.03.2016No opposition filed within time limit [2016/20]
Request for further processing for:The application is deemed to be withdrawn due to failure to reply to the examination report
14.12.2012Request for further processing filed
14.12.2012Full payment received (date of receipt of payment)
Request granted
11.01.2013Decision despatched
Fees paidRenewal fee
26.10.2006Renewal fee patent year 03
24.10.2007Renewal fee patent year 04
27.10.2008Renewal fee patent year 05
23.10.2009Renewal fee patent year 06
28.10.2010Renewal fee patent year 07
11.10.2011Renewal fee patent year 08
11.10.2012Renewal fee patent year 09
14.10.2013Renewal fee patent year 10
14.10.2014Renewal fee patent year 11
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Documents cited:Search[Y]EP0058532  (MITSUBISHI HEAVY IND LTD [JP]) [Y] 6-11 * pages 2,3,5,6 * * figures 2,3,7 * * abstract *;
 [X]US2003047878  (BOLMS HANS-THOMAS [DE], et al) [X] 1,6,7,12,13 * paragraphs [0008] , [0009] , [0012] , [0014] , [0016] , [0026] , [0027] ** figures 2,5 *;
 [XY]WO03027445  (ALSTOM SWITZERLAND LTD [CH], et al) [X] 1-5,12-15 * abstract * * pages 3-6,8-10 * * figures 1a,1b,3,5 * [Y] 6-11
International search[A]EP0058532  (MITSUBISHI HEAVY IND LTD [JP]);
 [A]US2003047878  (BOLMS HANS-THOMAS [DE], et al);
 [A]WO0070192  (SIEMENS AG [DE], et al)
by applicantWO03027445
 US2003047878
 EP0058532
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.