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Extract from the Register of European Patents

EP About this file: EP2998509

EP2998509 - ENDWALL CONTOURING FOR AIRFOIL ROWS WITH VARYING AIRFOIL GEOMETRIES [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  07.07.2023
Database last updated on 07.03.2026
FormerThe patent has been granted
Status updated on  29.07.2022
FormerGrant of patent is intended
Status updated on  13.03.2022
FormerExamination is in progress
Status updated on  31.08.2018
FormerRequest for examination was made
Status updated on  01.11.2016
Most recent event   Tooltip19.12.2025Lapse of the patent in a contracting state
New state(s): TR		published on 21.01.2026  [2026/04]
Applicant(s)For all designated states
Raytheon Technologies Corporation
10 Farm Springs Road
Farmington, CT 06032 / US
[2021/12]
Former [2016/43]For all designated states
United Technologies Corporation
10 Farm Springs Road
Farmington, CT 06032 / US
Former [2016/12]For all designated states
United Technologies Corporation
One Financial Plaza
Hartford, CT 06101 / US
Inventor(s)01 / THOMAS, Flavien L.
143 Cherry Swamp Road
Moodus, CT Connecticut 06469 / US
 [2016/12]
Representative(s)Dehns
10 Old Bailey
London EC4M 7NG / GB
[N/P]
Former [2022/35]Dehns
St. Bride's House
10 Salisbury Square
London EC4Y 8JD / GB
Former [2016/12]Leckey, David Herbert
Dehns
St Bride's House
10 Salisbury Square
London
EC4Y 8JD / GB
Application number, filing date15184513.809.09.2015
[2016/12]
Priority number, dateUS201462049391P12.09.2014         Original published format: US 201462049391 P
[2016/12]
Filing languageEN
Procedural languageEN
PublicationType: A1 Application with search report 
No.:EP2998509
Date:23.03.2016
Language:EN
[2016/12]
Type: B1 Patent specification 
No.:EP2998509
Date:31.08.2022
Language:EN
[2022/35]
Search report(s)(Supplementary) European search report - dispatched on:EP24.02.2016
ClassificationIPC:F01D5/14
[2016/12]
CPC:
F04D29/544 (EP,US); F01D11/008 (US); F01D5/02 (US);
F01D5/143 (EP,US); F01D5/147 (US); F01D9/041 (US);
F04D29/324 (EP,US); F04D29/545 (EP,US); F01D11/005 (EP,US);
F05D2220/32 (US); F05D2230/60 (US); F05D2240/12 (US);
F05D2240/24 (US); F05D2240/55 (US); F05D2240/80 (EP,US);
F05D2250/70 (EP,US); F05D2260/961 (EP,US); Y02T50/60 (EP,US) (-)
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 [2016/44]
Former [2016/12]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 
TitleGerman:ENDWANDKONTURIERUNG EINER SCHAUFELSTUFE MIT UNTERSCHIEDLICHEN SCHAUFELGEOMETRIEN[2016/12]
English:ENDWALL CONTOURING FOR AIRFOIL ROWS WITH VARYING AIRFOIL GEOMETRIES[2016/12]
French:PAROI D'EXTRÉMITÉ PROFILÉE POUR GRILLES D'AUBES AVEC GÉOMÉTRIES DIFFÉRENTES[2016/12]
Examination procedure21.09.2016Examination requested  [2016/44]
11.01.2017Amendment by applicant (claims and/or description)
11.05.2017Observations by third parties
03.09.2018Despatch of a communication from the examining division (Time limit: M06)
11.03.2019Reply to a communication from the examining division
02.01.2020Despatch of a communication from the examining division (Time limit: M06)
14.10.2020Reply to a communication from the examining division
23.11.2020Despatch of a communication from the examining division (Time limit: M06)
25.06.2021Despatch of communication that the application is deemed to be withdrawn, reason: reply to the communication from the examining division not received in time
02.09.2021Reply to a communication from the examining division
14.03.2022Communication of intention to grant the patent
20.07.2022Fee for grant paid
20.07.2022Fee for publishing/printing paid
20.07.2022Receipt of the translation of the claim(s)
Divisional application(s)EP22192486.3  / EP4116543
Opposition(s)01.06.2023No opposition filed within time limit [2023/32]
Request for further processing for:The application is deemed to be withdrawn due to failure to reply to the examination report
02.09.2021Request for further processing filed
02.09.2021Full payment received (date of receipt of payment)
Request granted
08.09.2021Decision despatched
The application is deemed to be withdrawn due to failure to reply to the examination report
14.10.2020Request for further processing filed
14.10.2020Full payment received (date of receipt of payment)
Request granted
21.10.2020Decision despatched
The application is deemed to be withdrawn due to failure to reply to the Extended European Search Report/Written Opinion of the International Searching Authority/International Preliminary Examination Report/Supplementary international search report/Supplementary European search report
11.01.2017Request for further processing filed
11.01.2017Full payment received (date of receipt of payment)
Request granted
27.01.2017Decision despatched
Fees paidRenewal fee
22.09.2017Renewal fee patent year 03
21.09.2018Renewal fee patent year 04
19.09.2019Renewal fee patent year 05
17.09.2020Renewal fee patent year 06
21.09.2021Renewal 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  TooltipHU09.09.2015
AL31.08.2022
AT31.08.2022
BG31.08.2022
CY31.08.2022
CZ31.08.2022
DK31.08.2022
EE31.08.2022
ES31.08.2022
FI31.08.2022
HR31.08.2022
IT31.08.2022
LT31.08.2022
LV31.08.2022
MC31.08.2022
MK31.08.2022
MT31.08.2022
NL31.08.2022
PL31.08.2022
RO31.08.2022
RS31.08.2022
SE31.08.2022
SI31.08.2022
SK31.08.2022
SM31.08.2022
TR31.08.2022
IE09.09.2022
LU09.09.2022
BE30.09.2022
CH30.09.2022
LI30.09.2022
NO30.11.2022
GR01.12.2022
IS31.12.2022
PT02.01.2023
[2026/04]
Former [2024/41]HU09.09.2015
AL31.08.2022
AT31.08.2022
BG31.08.2022
CY31.08.2022
CZ31.08.2022
DK31.08.2022
EE31.08.2022
ES31.08.2022
FI31.08.2022
HR31.08.2022
IT31.08.2022
LT31.08.2022
LV31.08.2022
MC31.08.2022
MK31.08.2022
MT31.08.2022
NL31.08.2022
PL31.08.2022
RO31.08.2022
RS31.08.2022
SE31.08.2022
SI31.08.2022
SK31.08.2022
SM31.08.2022
IE09.09.2022
LU09.09.2022
BE30.09.2022
CH30.09.2022
LI30.09.2022
NO30.11.2022
GR01.12.2022
IS31.12.2022
PT02.01.2023
Former [2024/34]HU09.09.2015
AL31.08.2022
AT31.08.2022
BG31.08.2022
CY31.08.2022
CZ31.08.2022
DK31.08.2022
EE31.08.2022
ES31.08.2022
FI31.08.2022
HR31.08.2022
IT31.08.2022
LT31.08.2022
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MC31.08.2022
MK31.08.2022
NL31.08.2022
PL31.08.2022
RO31.08.2022
RS31.08.2022
SE31.08.2022
SI31.08.2022
SK31.08.2022
SM31.08.2022
IE09.09.2022
LU09.09.2022
BE30.09.2022
CH30.09.2022
LI30.09.2022
NO30.11.2022
GR01.12.2022
IS31.12.2022
PT02.01.2023
Former [2024/27]HU09.09.2015
AL31.08.2022
AT31.08.2022
CY31.08.2022
CZ31.08.2022
DK31.08.2022
EE31.08.2022
ES31.08.2022
FI31.08.2022
HR31.08.2022
IT31.08.2022
LT31.08.2022
LV31.08.2022
MC31.08.2022
MK31.08.2022
NL31.08.2022
PL31.08.2022
RO31.08.2022
RS31.08.2022
SE31.08.2022
SI31.08.2022
SK31.08.2022
SM31.08.2022
IE09.09.2022
LU09.09.2022
BE30.09.2022
CH30.09.2022
LI30.09.2022
NO30.11.2022
GR01.12.2022
IS31.12.2022
PT02.01.2023
Former [2024/26]HU09.09.2015
AL31.08.2022
AT31.08.2022
CY31.08.2022
CZ31.08.2022
DK31.08.2022
EE31.08.2022
ES31.08.2022
FI31.08.2022
HR31.08.2022
IT31.08.2022
LT31.08.2022
LV31.08.2022
MC31.08.2022
NL31.08.2022
PL31.08.2022
RO31.08.2022
RS31.08.2022
SE31.08.2022
SI31.08.2022
SK31.08.2022
SM31.08.2022
IE09.09.2022
LU09.09.2022
BE30.09.2022
CH30.09.2022
LI30.09.2022
NO30.11.2022
GR01.12.2022
IS31.12.2022
PT02.01.2023
Former [2024/21]HU09.09.2015
AL31.08.2022
AT31.08.2022
CY31.08.2022
CZ31.08.2022
DK31.08.2022
EE31.08.2022
ES31.08.2022
FI31.08.2022
HR31.08.2022
LT31.08.2022
LV31.08.2022
MC31.08.2022
NL31.08.2022
PL31.08.2022
RO31.08.2022
RS31.08.2022
SE31.08.2022
SI31.08.2022
SK31.08.2022
SM31.08.2022
IE09.09.2022
LU09.09.2022
BE30.09.2022
CH30.09.2022
LI30.09.2022
NO30.11.2022
GR01.12.2022
IS31.12.2022
PT02.01.2023
Former [2024/18]HU09.09.2015
AL31.08.2022
AT31.08.2022
CZ31.08.2022
DK31.08.2022
EE31.08.2022
ES31.08.2022
FI31.08.2022
HR31.08.2022
LT31.08.2022
LV31.08.2022
MC31.08.2022
NL31.08.2022
PL31.08.2022
RO31.08.2022
RS31.08.2022
SE31.08.2022
SI31.08.2022
SK31.08.2022
SM31.08.2022
IE09.09.2022
LU09.09.2022
BE30.09.2022
CH30.09.2022
LI30.09.2022
NO30.11.2022
GR01.12.2022
IS31.12.2022
PT02.01.2023
Former [2023/42]AL31.08.2022
AT31.08.2022
CZ31.08.2022
DK31.08.2022
EE31.08.2022
ES31.08.2022
FI31.08.2022
HR31.08.2022
LT31.08.2022
LV31.08.2022
MC31.08.2022
NL31.08.2022
PL31.08.2022
RO31.08.2022
RS31.08.2022
SE31.08.2022
SI31.08.2022
SK31.08.2022
SM31.08.2022
IE09.09.2022
LU09.09.2022
BE30.09.2022
CH30.09.2022
LI30.09.2022
NO30.11.2022
GR01.12.2022
IS31.12.2022
PT02.01.2023
Former [2023/37]AL31.08.2022
AT31.08.2022
CZ31.08.2022
DK31.08.2022
EE31.08.2022
ES31.08.2022
FI31.08.2022
HR31.08.2022
LT31.08.2022
LV31.08.2022
MC31.08.2022
NL31.08.2022
PL31.08.2022
RO31.08.2022
RS31.08.2022
SE31.08.2022
SI31.08.2022
SK31.08.2022
SM31.08.2022
IE09.09.2022
LU09.09.2022
CH30.09.2022
LI30.09.2022
NO30.11.2022
GR01.12.2022
IS31.12.2022
PT02.01.2023
Former [2023/35]AL31.08.2022
AT31.08.2022
CZ31.08.2022
DK31.08.2022
EE31.08.2022
ES31.08.2022
FI31.08.2022
HR31.08.2022
LT31.08.2022
LV31.08.2022
MC31.08.2022
NL31.08.2022
PL31.08.2022
RO31.08.2022
RS31.08.2022
SE31.08.2022
SK31.08.2022
SM31.08.2022
IE09.09.2022
LU09.09.2022
CH30.09.2022
LI30.09.2022
NO30.11.2022
GR01.12.2022
IS31.12.2022
PT02.01.2023
Former [2023/33]AL31.08.2022
AT31.08.2022
CZ31.08.2022
DK31.08.2022
EE31.08.2022
ES31.08.2022
FI31.08.2022
HR31.08.2022
LT31.08.2022
LV31.08.2022
MC31.08.2022
NL31.08.2022
PL31.08.2022
RO31.08.2022
RS31.08.2022
SE31.08.2022
SK31.08.2022
SM31.08.2022
IE09.09.2022
LU09.09.2022
NO30.11.2022
GR01.12.2022
IS31.12.2022
PT02.01.2023
Former [2023/30]AL31.08.2022
AT31.08.2022
CZ31.08.2022
DK31.08.2022
EE31.08.2022
ES31.08.2022
FI31.08.2022
HR31.08.2022
LT31.08.2022
LV31.08.2022
MC31.08.2022
NL31.08.2022
PL31.08.2022
RO31.08.2022
RS31.08.2022
SE31.08.2022
SK31.08.2022
SM31.08.2022
LU09.09.2022
NO30.11.2022
GR01.12.2022
IS31.12.2022
PT02.01.2023
Former [2023/29]AL31.08.2022
AT31.08.2022
CZ31.08.2022
DK31.08.2022
EE31.08.2022
ES31.08.2022
FI31.08.2022
HR31.08.2022
LT31.08.2022
LV31.08.2022
MC31.08.2022
PL31.08.2022
RO31.08.2022
RS31.08.2022
SE31.08.2022
SK31.08.2022
SM31.08.2022
NO30.11.2022
GR01.12.2022
IS31.12.2022
PT02.01.2023
Former [2023/25]AT31.08.2022
CZ31.08.2022
DK31.08.2022
EE31.08.2022
ES31.08.2022
FI31.08.2022
HR31.08.2022
LT31.08.2022
LV31.08.2022
MC31.08.2022
PL31.08.2022
RO31.08.2022
RS31.08.2022
SE31.08.2022
SK31.08.2022
SM31.08.2022
NO30.11.2022
GR01.12.2022
IS31.12.2022
PT02.01.2023
Former [2023/23]AT31.08.2022
CZ31.08.2022
DK31.08.2022
EE31.08.2022
ES31.08.2022
FI31.08.2022
HR31.08.2022
LT31.08.2022
LV31.08.2022
PL31.08.2022
RO31.08.2022
RS31.08.2022
SE31.08.2022
SK31.08.2022
SM31.08.2022
NO30.11.2022
GR01.12.2022
IS31.12.2022
PT02.01.2023
Former [2023/22]AT31.08.2022
CZ31.08.2022
DK31.08.2022
ES31.08.2022
FI31.08.2022
HR31.08.2022
LT31.08.2022
LV31.08.2022
PL31.08.2022
RO31.08.2022
RS31.08.2022
SE31.08.2022
SM31.08.2022
NO30.11.2022
GR01.12.2022
IS31.12.2022
PT02.01.2023
Former [2023/21]DK31.08.2022
ES31.08.2022
FI31.08.2022
HR31.08.2022
LT31.08.2022
LV31.08.2022
PL31.08.2022
RS31.08.2022
SE31.08.2022
SM31.08.2022
NO30.11.2022
GR01.12.2022
IS31.12.2022
Former [2023/20]ES31.08.2022
FI31.08.2022
HR31.08.2022
LT31.08.2022
LV31.08.2022
PL31.08.2022
RS31.08.2022
SE31.08.2022
SM31.08.2022
NO30.11.2022
GR01.12.2022
IS31.12.2022
Former [2023/12]ES31.08.2022
FI31.08.2022
HR31.08.2022
LT31.08.2022
LV31.08.2022
PL31.08.2022
RS31.08.2022
SE31.08.2022
NO30.11.2022
GR01.12.2022
IS31.12.2022
Former [2023/11]ES31.08.2022
FI31.08.2022
HR31.08.2022
LT31.08.2022
LV31.08.2022
PL31.08.2022
RS31.08.2022
SE31.08.2022
NO30.11.2022
GR01.12.2022
Former [2023/10]ES31.08.2022
FI31.08.2022
HR31.08.2022
LT31.08.2022
LV31.08.2022
RS31.08.2022
SE31.08.2022
NO30.11.2022
GR01.12.2022
Former [2023/09]ES31.08.2022
FI31.08.2022
LT31.08.2022
LV31.08.2022
RS31.08.2022
SE31.08.2022
NO30.11.2022
Former [2023/08]ES31.08.2022
FI31.08.2022
LT31.08.2022
RS31.08.2022
SE31.08.2022
NO30.11.2022
Documents cited:Search[XA] WO2014130332  (UNITED TECHNOLOGIES CORP et al.) [X] 1-3,6-15 * paragraphs [0057] - [0073] * * page +; figures 4A,4C,7 *[A] 4,5
 [X] US2014072432  (WOEHLER MARCUS et al.) [X] 1-15 * paragraphs [0013] - [0022] * * figures 1-3 *
 [X] US2012099995  (DELVAUX JOHN MCCONNELL et al.) [X] 1,6-14 * the whole document *
 [XA] WO2013186756  (AVIO SPA et al.) [X] 1-3,6-15 * pages 5-9 * * figures 1-12 *[A] 4,5
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.