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Extract from the Register of European Patents

EP About this file: EP3889413

EP3889413 - GAS TURBINE ENGINE OPERATION MANAGEMENT FOR OPTIMIZING CERAMIC MATRIX COMPOSITE COMPONENT LIFE [Right-click to bookmark this link]
StatusThe application is deemed to be withdrawn
Status updated on  03.05.2024
Database last updated on 13.11.2024
FormerExamination is in progress
Status updated on  01.09.2023
FormerRequest for examination was made
Status updated on  02.04.2022
FormerThe application has been published
Status updated on  03.09.2021
Most recent event   Tooltip03.05.2024Application deemed to be withdrawnpublished on 05.06.2024  [2024/23]
Applicant(s)For all designated states
Rolls-Royce plc
Kings Place, 90 York Way
London N1 9FX / GB
[N/P]
Former [2021/40]For all designated states
Rolls-Royce plc
Kings Place 90 York Way
London N1 9FX / GB
Inventor(s)01 / Whittle, Michael
c/o Rolls-Royce plc
PO Box 31
Derby, Derbyshire DE24 8BJ / GB
02 / Edmonds, Ian
c/o Rolls-Royce plc
PO Box 31
Derby, Derbyshire DE24 8BJ / GB
03 / Harris, Stephen
c/o Rolls-Royce plc
PO Box 31
Derby, Derbyshire DE24 8BJ / GB
 [2021/40]
Representative(s)Rolls-Royce plc
Moor Lane (ML-9)
PO Box 31
Derby DE24 8BJ / GB
[N/P]
Former [2021/40]Rolls-Royce plc
Intellectual Property Dept SinA-48
PO Box 31
Derby DE24 8BJ / GB
Application number, filing date21161731.110.03.2021
[2021/40]
Priority number, dateUS20201683594231.03.2020         Original published format: US202016835942
[2021/40]
Filing languageEN
Procedural languageEN
PublicationType: A1 Application with search report 
No.:EP3889413
Date:06.10.2021
Language:EN
[2021/40]
Search report(s)(Supplementary) European search report - dispatched on:EP14.06.2021
ClassificationIPC:F02C9/16, F02C9/26, F02C9/28, F01D17/08, F01D17/16, F01D25/12, F02C6/08, G01M15/14, G05B23/00
[2021/40]
CPC:
F02C9/00 (EP,US); F01D21/003 (EP,US); F01D25/005 (EP);
F02C7/12 (EP,US); F02C9/54 (EP,US); F01D21/12 (EP);
F01D5/282 (EP,US); F01D5/284 (EP,US); F05D2260/80 (EP,US);
F05D2260/81 (EP,US); F05D2260/941 (EP,US); F05D2270/112 (EP,US);
F05D2270/114 (EP,US); F05D2270/303 (EP,US); F05D2270/3032 (EP,US);
F05D2270/331 (EP,US); F05D2270/332 (EP,US); F05D2270/44 (EP,US);
F05D2270/708 (EP); F05D2300/6033 (EP,US); Y02T50/60 (EP) (-)
Designated contracting statesAL,   AT,   BE,   BG,   CH,   CY,   CZ,   DE,   DK,   EE,   ES,   FI,   FR,   GB,   GR,   HR,   HU,   IE,   IS,   IT,   LI,   LT,   LU,   LV,   MC,   MK,   MT,   NL,   NO,   PL,   PT,   RO,   RS,   SE,   SI,   SK,   SM,   TR [2022/18]
Former [2021/40]AL,  AT,  BE,  BG,  CH,  CY,  CZ,  DE,  DK,  EE,  ES,  FI,  FR,  GB,  GR,  HR,  HU,  IE,  IS,  IT,  LI,  LT,  LU,  LV,  MC,  MK,  MT,  NL,  NO,  PL,  PT,  RO,  RS,  SE,  SI,  SK,  SM,  TR 
Extension statesBANot yet paid
MENot yet paid
Validation statesKHNot yet paid
MANot yet paid
MDNot yet paid
TNNot yet paid
TitleGerman:BETRIEBSMANAGEMENT FÜR EIN GASTURBINENTRIEBWERK ZUR OPTIMIERUNG DER LEBENSDAUER VON KOMPONENTEN AUS KERAMIKMATRIXVERBUNDWERKSTOFFEN[2021/40]
English:GAS TURBINE ENGINE OPERATION MANAGEMENT FOR OPTIMIZING CERAMIC MATRIX COMPOSITE COMPONENT LIFE[2021/40]
French:GESTION OPÉRATIONNELLE D'UN MOTEUR À TURBINE À GAZ POUR L'OPTIMISATION DE LA DURÉE DE VIE D'UN COMPOSANT COMPOSITE À MATRICE CÉRAMIQUE[2021/40]
Examination procedure29.03.2022Amendment by applicant (claims and/or description)
29.03.2022Examination requested  [2022/18]
29.03.2022Date on which the examining division has become responsible
04.09.2023Despatch of a communication from the examining division (Time limit: M04)
16.01.2024Application deemed to be withdrawn, date of legal effect  [2024/23]
06.02.2024Despatch of communication that the application is deemed to be withdrawn, reason: reply to the communication from the examining division not received in time  [2024/23]
Fees paidRenewal fee
23.03.2023Renewal fee patent year 03
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Documents cited:Search[Y]US2011004388  (WINTER MICHAEL [US]) [Y] 1-11 * the whole document *;
 [Y]US2013325286  (LACAILLE JEROME HENRI NOEL [FR]) [Y] 1,2,4,8,11 * paragraphs [0002] , [0003] , [0012] , [0043] - [0079] - [0091] - [0109]; figures 1-6 *;
 [Y]EP2937522  (ROLLS ROYCE PLC [GB]) [Y] 1-3,8,11 * paragraphs [0005] - [0009] - [0015] , [0052] - [0059]; figures 3,7,8 *;
 [Y]US2016140155  (BOTHIER GUILLAUME [FR], et al) [Y] 1,2,4,8,11* paragraphs [0008] , [0009] , [0061] , [0062] , [0134] - [0136]; figures 1-8; claims 1-18 *;
 [Y]EP3208442  (GEN ELECTRIC [US]) [Y] 1-11 * paragraphs [0002] , [0012] , [0019] - [0030] *;
 [Y]US2017323274  (JOHNSON CHRISTOPHER DONALD [US], et al) [Y] 1-3,8,11 * the whole document *;
 [Y]US2019376408  (ADIBHATLA SRIDHAR [US], et al) [Y] 1-11 * paragraphs [0027] - [0034] - [0050] , [0053] , [0070] - [0086] *
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.