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Extract from the Register of European Patents

EP About this file: EP1291494

EP1291494 - Method for producing labyrinth seal tongues for movable parts in turbines [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  03.02.2006
Database last updated on 02.09.2024
Most recent event   Tooltip03.02.2006No opposition filed within time limitpublished on 22.03.2006  [2006/12]
Applicant(s)For all designated states
SNECMA
2, boulevard du Général Martial Valin
75015 Paris / FR
[N/P]
Former [2005/38]For all designated states
SNECMA
2 boulevard du Général Martial Valin
75015 Paris / FR
Former [2003/11]For all designated states
SNECMA MOTEURS
2, Boulevard du Général Martial Valin
75015 Paris / FR
Inventor(s)01 / Gueldry, Gérard
89 rue de la Butte du Luet
77240 Vert Saint-Denis / FR
02 / Mons, Claude
1 Rond-Point de la Corrèze
77176 Savigny-Le-Temple / FR
 [2003/11]
Representative(s)Joly, Jean-Jacques, et al
Cabinet Beau de Loménie
158, rue de l'Université
75340 Paris cedex 07 / FR
[N/P]
Former [2003/11]Joly, Jean-Jacques, et al
Cabinet Beau de Loménie 158, rue de l'Université
75340 Paris Cédex 07 / FR
Application number, filing date02292031.813.08.2002
[2003/11]
Priority number, dateFR2001001173711.09.2001         Original published format: FR 0111737
[2003/11]
Filing languageFR
Procedural languageFR
PublicationType: A1 Application with search report 
No.:EP1291494
Date:12.03.2003
Language:FR
[2003/11]
Type: B1 Patent specification 
No.:EP1291494
Date:30.03.2005
Language:FR
[2005/13]
Search report(s)(Supplementary) European search report - dispatched on:EP27.09.2002
ClassificationIPC:F01D11/02
[2003/11]
CPC:
F01D11/02 (EP,US); F01D11/001 (EP,US); F05C2201/0463 (EP,US);
F05C2201/0466 (EP,US); F05D2230/10 (EP,US); F05D2300/21 (EP,US);
F05D2300/502 (EP,US); Y02T50/60 (EP,US) (-)
Designated contracting statesDE,   FR,   GB [2003/49]
Former [2003/11]AT,  BE,  BG,  CH,  CY,  CZ,  DE,  DK,  EE,  ES,  FI,  FR,  GB,  GR,  IE,  IT,  LI,  LU,  MC,  NL,  PT,  SE,  SK,  TR 
TitleGerman:Verfahren zur Herstellung von Zungen einer Labyrinthdichtung für bewegliche Teile einer Turbine[2003/11]
English:Method for producing labyrinth seal tongues for movable parts in turbines[2003/11]
French:Procédé de réalisation de léchettes de labyrinthe de pièces mobiles de turbomachines[2003/11]
Examination procedure16.08.2002Examination requested  [2003/11]
27.11.2003Despatch of a communication from the examining division (Time limit: M04)
06.04.2004Reply to a communication from the examining division
08.10.2004Communication of intention to grant the patent
07.01.2005Fee for grant paid
07.01.2005Fee for publishing/printing paid
Opposition(s)02.01.2006No opposition filed within time limit [2006/12]
Fees paidRenewal fee
26.08.2004Renewal fee patent year 03
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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.
Documents cited:Search[YA]US3339933  (PHILLIPS FOSTER WILLIAM) [Y] 8 * column 2, line 10 - line 22 * * column 3, line 24 * * column 3, line 34 * * column 3, line 61 - line 66 * * column 4, line 33 - line 36 * [A] 1-7,9-13;
 [YA]US3975165  (ELBERT RAYMOND JOHN, et al) [Y] 5 * column 2, line 14 - line 19 * * column 2, line 44 - line 46 * * column 3, line 62 - column 4, line 21 * [A] 1-4,6,9-13;
 [A]US4148494  (ZELAHY JOHN W, et al) [A] 1-3,6,10-12* figures 1,2 *;
 [A]US4232995  (STALKER KENNETH W, et al) [A] 1-4,6,7,9,11-13 * column 1, line 49 - line 52 * * column 3, line 8 - line 10 * * column 3, line 47 - line 52 * * column 4, line 22 - line 23 * * figures 2,4 *;
 [A]US4386112  (EATON HARRY E, et al) [A] 1-4,6-8,11-13 * column 1, line 21 - line 26 * * column 3, line 42 - line 45 * * column 5, line 12 - line 23 *;
 [XY]US5223332  (QUETS JEAN M [US]) [X] 1-4,6,7,9-13 * column 1, line 46 - line 49 * * column 3, line 22 - line 26 * * column 3, line 53 - line 56 * * column 4, line 56 - line 60 * [Y] 5,8;
 [A]GB2310897  (UNITED TECHNOLOGIES CORP [US]) [A] 1-13 * page 5, line 3 - line 13 * * page 11, line 3 - line 5 * * page 12, line 5 - line 7 * * figure 9 *
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.