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Extract from the Register of European Patents

EP About this file: EP2543829

EP2543829 - Gas turbine propulsor blade with stagger angle for dirt rejection [Right-click to bookmark this link]
Former [2013/02]Fan Stagger Angle for Dirt Rejection
[2021/08]
StatusNo opposition filed within time limit
Status updated on  01.09.2023
Database last updated on 01.01.2025
FormerThe patent has been granted
Status updated on  23.09.2022
FormerGrant of patent is intended
Status updated on  12.05.2022
FormerExamination is in progress
Status updated on  11.08.2021
FormerGrant of patent is intended
Status updated on  30.03.2021
FormerExamination is in progress
Status updated on  03.06.2019
FormerRequest for examination was made
Status updated on  29.09.2017
Most recent event   Tooltip15.11.2024Lapse of the patent in a contracting state
New state(s): BG		published on 18.12.2024  [2024/51]
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 [2013/02]For all designated states
United Technologies Corporation
One Financial Plaza
Hartford, CT 06101 / US
Inventor(s)01 / Gallagher, Edward J.
26 Brookline Drive
West Hartford, CT 06107 / US
02 / Rose, Becky E.
161 Shadbush Drive
Colchester, CT 06415 / US
03 / Brilliant, Lisa I
123 Greenview Terrace
Middletown, CT 06457 / US
 [2022/43]
Former [2013/02]01 / Gallagher, Edward J.
26 Brookline Drive
West Hartford, CT Connecticut 06107 / US
02 / Rose, Becky E.
161 Shadbush Drive
Colchester, CT Connecticut 06415 / US
03 / Brilliant, Lisa I
123 Greenview Terrace
Middletown, CT Connecticut 06457 / US
Representative(s)Dehns
10 Old Bailey
London EC4M 7NG / GB
[N/P]
Former [2022/43]Dehns
St. Bride's House
10 Salisbury Square
London EC4Y 8JD / GB
Former [2013/02]Leckey, David Herbert
Dehns 10 Salisbury Square London
Greater London EC4Y 8JD / GB
Application number, filing date12174433.829.06.2012
[2013/02]
Priority number, dateUS20111317647305.07.2011         Original published format: US201113176473
[2013/02]
Filing languageEN
Procedural languageEN
PublicationType: A2 Application without search report 
No.:EP2543829
Date:09.01.2013
Language:EN
[2013/02]
Type: A3 Search report 
No.:EP2543829
Date:22.03.2017
Language:EN
[2017/12]
Type: B1 Patent specification 
No.:EP2543829
Date:26.10.2022
Language:EN
[2022/43]
Search report(s)(Supplementary) European search report - dispatched on:EP22.02.2017
ClassificationIPC:F01D25/34, F02K3/06, F01D15/12, F02C7/05, F01D21/04, F01D5/14, F02C7/36
[2021/08]
CPC:
F02C7/36 (EP,US); F01D15/12 (EP,US); F01D21/045 (EP,US);
F01D25/34 (EP,US); F01D5/141 (EP,US); F02C7/05 (EP,US);
F02K3/06 (EP,US); Y02T50/60 (EP,US) (-)
Former IPC [2017/12]F01D25/34, F02K3/06, F01D15/12, F02C7/05, F01D21/04, F01D5/14
Former IPC [2013/02]F01D25/34, F02K3/06, F02C7/36, F01D15/12, F02C7/05
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 [2017/44]
Former [2013/02]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:Schuberzeugerschaufel einer Gasturbine mit Staffelungswinkel zum Schmutzabweis[2021/08]
English:Gas turbine propulsor blade with stagger angle for dirt rejection[2021/08]
French:Aube de propulseur de turbine à gaz avec angle de décalage pour capter de saletés[2021/08]
Former [2013/02]Ventilatorstaffelungswinkel zum Schmutzabweis
Former [2013/02]Fan Stagger Angle for Dirt Rejection
Former [2013/02]Capteur de gaz
Examination procedure29.06.2012Date on which the examining division has become responsible
21.09.2017Amendment by applicant (claims and/or description)
21.09.2017Examination requested  [2017/44]
06.06.2019Despatch of a communication from the examining division (Time limit: M06)
13.12.2019Reply to a communication from the examining division
26.02.2020Observations by third parties
06.05.2020Despatch of a communication from the examining division (Time limit: M06)
16.11.2020Reply to a communication from the examining division
31.03.2021Communication of intention to grant the patent
10.08.2021Disapproval of the communication of intention to grant the patent by the applicant or resumption of examination proceedings by the EPO
22.09.2021Despatch of a communication from the examining division (Time limit: M04)
02.02.2022Reply to a communication from the examining division
13.05.2022Communication of intention to grant the patent
20.09.2022Fee for grant paid
20.09.2022Fee for publishing/printing paid
20.09.2022Receipt of the translation of the claim(s)
Divisional application(s)EP22203597.4  / EP4144962
The date of the Examining Division's first communication in respect of the earliest application for which a communication has been issued is  06.06.2019
Opposition(s)27.07.2023No opposition filed within time limit [2023/40]
Fees paidRenewal fee
31.03.2014Renewal fee patent year 03
25.06.2015Renewal fee patent year 04
23.06.2016Renewal fee patent year 05
22.06.2017Renewal fee patent year 06
22.06.2018Renewal fee patent year 07
21.06.2019Renewal fee patent year 08
22.06.2020Renewal fee patent year 09
23.06.2021Renewal fee patent year 10
21.06.2022Renewal fee patent year 11
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  TooltipAL26.10.2022
AT26.10.2022
BG26.10.2022
CZ26.10.2022
DK26.10.2022
EE26.10.2022
ES26.10.2022
FI26.10.2022
HR26.10.2022
IT26.10.2022
LT26.10.2022
LV26.10.2022
MC26.10.2022
NL26.10.2022
PL26.10.2022
RO26.10.2022
RS26.10.2022
SE26.10.2022
SI26.10.2022
SK26.10.2022
SM26.10.2022
NO26.01.2023
GR27.01.2023
IS26.02.2023
PT27.02.2023
IE29.06.2023
LU29.06.2023
BE30.06.2023
CH30.06.2023
[2024/51]
Former [2024/26]AL26.10.2022
AT26.10.2022
CZ26.10.2022
DK26.10.2022
EE26.10.2022
ES26.10.2022
FI26.10.2022
HR26.10.2022
IT26.10.2022
LT26.10.2022
LV26.10.2022
MC26.10.2022
NL26.10.2022
PL26.10.2022
RO26.10.2022
RS26.10.2022
SE26.10.2022
SI26.10.2022
SK26.10.2022
SM26.10.2022
NO26.01.2023
GR27.01.2023
IS26.02.2023
PT27.02.2023
IE29.06.2023
LU29.06.2023
BE30.06.2023
CH30.06.2023
Former [2024/24]AL26.10.2022
AT26.10.2022
CZ26.10.2022
DK26.10.2022
EE26.10.2022
ES26.10.2022
FI26.10.2022
HR26.10.2022
LT26.10.2022
LV26.10.2022
MC26.10.2022
NL26.10.2022
PL26.10.2022
RO26.10.2022
RS26.10.2022
SE26.10.2022
SI26.10.2022
SK26.10.2022
SM26.10.2022
NO26.01.2023
GR27.01.2023
IS26.02.2023
PT27.02.2023
IE29.06.2023
LU29.06.2023
BE30.06.2023
CH30.06.2023
Former [2024/21]AL26.10.2022
AT26.10.2022
CZ26.10.2022
DK26.10.2022
EE26.10.2022
ES26.10.2022
FI26.10.2022
HR26.10.2022
LT26.10.2022
LV26.10.2022
MC26.10.2022
NL26.10.2022
PL26.10.2022
RO26.10.2022
RS26.10.2022
SE26.10.2022
SI26.10.2022
SK26.10.2022
SM26.10.2022
NO26.01.2023
GR27.01.2023
IS26.02.2023
PT27.02.2023
IE29.06.2023
LU29.06.2023
Former [2024/15]AL26.10.2022
AT26.10.2022
CZ26.10.2022
DK26.10.2022
EE26.10.2022
ES26.10.2022
FI26.10.2022
HR26.10.2022
LT26.10.2022
LV26.10.2022
MC26.10.2022
NL26.10.2022
PL26.10.2022
RO26.10.2022
RS26.10.2022
SE26.10.2022
SI26.10.2022
SK26.10.2022
SM26.10.2022
NO26.01.2023
GR27.01.2023
IS26.02.2023
PT27.02.2023
LU29.06.2023
Former [2024/09]AL26.10.2022
AT26.10.2022
CZ26.10.2022
DK26.10.2022
EE26.10.2022
ES26.10.2022
FI26.10.2022
HR26.10.2022
LT26.10.2022
LV26.10.2022
MC26.10.2022
NL26.10.2022
PL26.10.2022
RO26.10.2022
RS26.10.2022
SE26.10.2022
SI26.10.2022
SK26.10.2022
SM26.10.2022
NO26.01.2023
GR27.01.2023
IS26.02.2023
PT27.02.2023
Former [2023/51]AL26.10.2022
AT26.10.2022
CZ26.10.2022
DK26.10.2022
EE26.10.2022
ES26.10.2022
FI26.10.2022
HR26.10.2022
LT26.10.2022
LV26.10.2022
NL26.10.2022
PL26.10.2022
RO26.10.2022
RS26.10.2022
SE26.10.2022
SI26.10.2022
SK26.10.2022
SM26.10.2022
NO26.01.2023
GR27.01.2023
IS26.02.2023
PT27.02.2023
Former [2023/38]AL26.10.2022
AT26.10.2022
CZ26.10.2022
DK26.10.2022
EE26.10.2022
ES26.10.2022
FI26.10.2022
HR26.10.2022
LT26.10.2022
LV26.10.2022
NL26.10.2022
PL26.10.2022
RO26.10.2022
RS26.10.2022
SE26.10.2022
SK26.10.2022
SM26.10.2022
NO26.01.2023
GR27.01.2023
IS26.02.2023
PT27.02.2023
Former [2023/37]AL26.10.2022
AT26.10.2022
CZ26.10.2022
DK26.10.2022
EE26.10.2022
ES26.10.2022
FI26.10.2022
HR26.10.2022
LT26.10.2022
LV26.10.2022
NL26.10.2022
PL26.10.2022
RO26.10.2022
RS26.10.2022
SE26.10.2022
SM26.10.2022
NO26.01.2023
GR27.01.2023
IS26.02.2023
PT27.02.2023
Former [2023/35]AT26.10.2022
CZ26.10.2022
DK26.10.2022
EE26.10.2022
ES26.10.2022
FI26.10.2022
HR26.10.2022
LT26.10.2022
LV26.10.2022
NL26.10.2022
PL26.10.2022
RO26.10.2022
RS26.10.2022
SE26.10.2022
SM26.10.2022
NO26.01.2023
GR27.01.2023
IS26.02.2023
PT27.02.2023
Former [2023/34]AT26.10.2022
DK26.10.2022
EE26.10.2022
ES26.10.2022
FI26.10.2022
HR26.10.2022
LT26.10.2022
LV26.10.2022
NL26.10.2022
PL26.10.2022
RS26.10.2022
SE26.10.2022
SM26.10.2022
NO26.01.2023
GR27.01.2023
IS26.02.2023
PT27.02.2023
Former [2023/33]AT26.10.2022
DK26.10.2022
ES26.10.2022
FI26.10.2022
HR26.10.2022
LT26.10.2022
LV26.10.2022
NL26.10.2022
PL26.10.2022
RS26.10.2022
SE26.10.2022
SM26.10.2022
NO26.01.2023
GR27.01.2023
IS26.02.2023
PT27.02.2023
Former [2023/26]AT26.10.2022
ES26.10.2022
FI26.10.2022
HR26.10.2022
LT26.10.2022
LV26.10.2022
NL26.10.2022
PL26.10.2022
RS26.10.2022
SE26.10.2022
NO26.01.2023
GR27.01.2023
IS26.02.2023
PT27.02.2023
Former [2023/24]AT26.10.2022
ES26.10.2022
FI26.10.2022
HR26.10.2022
LT26.10.2022
LV26.10.2022
NL26.10.2022
SE26.10.2022
NO26.01.2023
GR27.01.2023
PT27.02.2023
Former [2023/23]AT26.10.2022
ES26.10.2022
FI26.10.2022
LT26.10.2022
LV26.10.2022
NL26.10.2022
SE26.10.2022
NO26.01.2023
GR27.01.2023
PT27.02.2023
Former [2023/22]AT26.10.2022
ES26.10.2022
FI26.10.2022
LT26.10.2022
NL26.10.2022
SE26.10.2022
NO26.01.2023
PT27.02.2023
Former [2023/20]LT26.10.2022
NL26.10.2022
NO26.01.2023
Former [2023/17]NL26.10.2022
Documents cited:Search[A]GB2054058  (ROLLS ROYCE) [A] 1-15 * abstract * * page 1, line 33 - line 39 * * page 2, line 19 - line 27 *;
 [A]US5299914  (SCHILLING JAN C [US]) [A] 1-15 * column 1, line 7 - line 12; figure 2 ** column 2, line 49 - line 59 *;
 [A]US2006013692  (HENNING THOMAS R [US], et al) [A] 1-15 * figure 3 *
ExaminationUS6071077
 US7374403
 US2009229242
    - William S. Willis, "Quiet Clean Short-Haul Experimental Engine (QCSEE) Final Report", NASA CR-159473, (19790831), pages 1 - 312, URL: http://ntrs.nasa.gov/archive/nasa/casi.ntrs.nasa.gov/19800006861.pdf, (20160927), XP055305989
    - Walter M. Osborn ET AL, "Aerodynamic Performance of a 1.35-Pressure-Ratio Axial-Flow Fan Stage", (19781031), pages 1 - 109, URL: https://ntrs.nasa.gov/archive/nasa/casi.ntrs.nasa.gov/19790001851.pdf, (20200427), XP055689607
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.