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Extract from the Register of European Patents

EP About this file: EP3255244

EP3255244 - TANDEM BLADE AND CORRESPONDING GAS TURBINE ENGINE [Right-click to bookmark this link]
Former [2017/50]TANDEM TIP BLADES AND CORRESPONDING GAS TURBINE ENGINE
[2021/10]
StatusNo opposition filed within time limit
Status updated on  29.07.2022
Database last updated on 03.08.2024
FormerThe patent has been granted
Status updated on  20.08.2021
FormerGrant of patent is intended
Status updated on  22.04.2021
FormerRequest for examination was made
Status updated on  22.06.2018
FormerThe application has been published
Status updated on  10.11.2017
Most recent event   Tooltip14.06.2024Lapse of the patent in a contracting state
New state(s): TR		published on 17.07.2024  [2024/29]
Applicant(s)For all designated states
Raytheon Technologies Corporation
10 Farm Springs Road
Farmington, CT 06032 / US
[2021/12]
Former [2017/50]For all designated states
United Technologies Corporation
10 Farm Springs Road
Farmington, CT 06032 / US
Inventor(s)01 / VOYTOVYCH, Dmytro Mykolayovych
177 New Britain Avenue
Rocky Hill, CT 06067 / US
02 / STAROSELSKY, Alexander
80 Fox Hollow
Avon, CT 06001 / US
03 / GRAY, Eric D.
350 Great Swamp Road
Glastonbury, CT 06033 / US
 [2017/50]
Representative(s)Dehns
St. Bride's House
10 Salisbury Square
London EC4Y 8JD / GB
[2021/38]
Former [2017/50]Hall, Matthew Benjamin
Dehns
St Bride's House
10 Salisbury Square
London EC4Y 8JD / GB
Application number, filing date17172283.822.05.2017
[2017/50]
Priority number, dateUS20161516016520.05.2016         Original published format: US201615160165
[2017/50]
Filing languageEN
Procedural languageEN
PublicationType: A1 Application with search report 
No.:EP3255244
Date:13.12.2017
Language:EN
[2017/50]
Type: B1 Patent specification 
No.:EP3255244
Date:22.09.2021
Language:EN
[2021/38]
Search report(s)(Supplementary) European search report - dispatched on:EP09.11.2017
ClassificationIPC:F01D5/14, // F01D5/22
[2017/50]
CPC:
F01D5/146 (EP,US); F04D29/324 (US); F02C3/04 (US);
F02K3/06 (US); F04D29/384 (US); F01D5/225 (EP,US);
F05D2220/323 (US); F05D2240/307 (US); F05D2240/35 (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 [2018/30]
Former [2017/50]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:TANDEM-LAUFSCHAUFEL UND ZUGEHÖRIGES GASTURBINENTRIEBWERK[2021/10]
English:TANDEM BLADE AND CORRESPONDING GAS TURBINE ENGINE[2021/10]
French:AUBES ROTORIQUES TANDEM ET MOTEUR À TURBINE À GAZ ASSOCIÉ[2021/10]
Former [2017/50]LAUFSCHAUFEL MIT TANDEMSPITZE UND ZUGEHÖRIGES GASTURBINENTRIEBWERK
Former [2017/50]TANDEM TIP BLADES AND CORRESPONDING GAS TURBINE ENGINE
Former [2017/50]AUBES ROTORIQUES À BOUT EN TANDEM ET MOTEUR À TURBINE À GAZ ASSOCIÉ
Examination procedure22.05.2017Date on which the examining division has become responsible
13.06.2018Amendment by applicant (claims and/or description)
13.06.2018Examination requested  [2018/30]
23.04.2021Communication of intention to grant the patent
13.08.2021Fee for grant paid
13.08.2021Fee for publishing/printing paid
13.08.2021Receipt of the translation of the claim(s)
Opposition(s)23.06.2022No opposition filed within time limit [2022/35]
Fees paidRenewal fee
21.05.2019Renewal fee patent year 03
20.05.2020Renewal fee patent year 04
19.05.2021Renewal fee patent year 05
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  TooltipHU22.05.2017
AL22.09.2021
AT22.09.2021
CY22.09.2021
CZ22.09.2021
DK22.09.2021
EE22.09.2021
ES22.09.2021
FI22.09.2021
HR22.09.2021
IT22.09.2021
LT22.09.2021
LV22.09.2021
MC22.09.2021
MK22.09.2021
NL22.09.2021
PL22.09.2021
RO22.09.2021
RS22.09.2021
SE22.09.2021
SI22.09.2021
SK22.09.2021
SM22.09.2021
TR22.09.2021
BG22.12.2021
NO22.12.2021
GR23.12.2021
IS22.01.2022
PT24.01.2022
IE22.05.2022
LU22.05.2022
BE31.05.2022
CH31.05.2022
LI31.05.2022
[2024/29]
Former [2024/22]HU22.05.2017
AL22.09.2021
AT22.09.2021
CY22.09.2021
CZ22.09.2021
DK22.09.2021
EE22.09.2021
ES22.09.2021
FI22.09.2021
HR22.09.2021
IT22.09.2021
LT22.09.2021
LV22.09.2021
MC22.09.2021
MK22.09.2021
NL22.09.2021
PL22.09.2021
RO22.09.2021
RS22.09.2021
SE22.09.2021
SI22.09.2021
SK22.09.2021
SM22.09.2021
BG22.12.2021
NO22.12.2021
GR23.12.2021
IS22.01.2022
PT24.01.2022
IE22.05.2022
LU22.05.2022
BE31.05.2022
CH31.05.2022
LI31.05.2022
Former [2024/21]HU22.05.2017
AL22.09.2021
AT22.09.2021
CY22.09.2021
CZ22.09.2021
DK22.09.2021
EE22.09.2021
ES22.09.2021
FI22.09.2021
HR22.09.2021
IT22.09.2021
LT22.09.2021
LV22.09.2021
MC22.09.2021
NL22.09.2021
PL22.09.2021
RO22.09.2021
RS22.09.2021
SE22.09.2021
SI22.09.2021
SK22.09.2021
SM22.09.2021
BG22.12.2021
NO22.12.2021
GR23.12.2021
IS22.01.2022
PT24.01.2022
IE22.05.2022
LU22.05.2022
BE31.05.2022
CH31.05.2022
LI31.05.2022
Former [2024/20]HU22.05.2017
AL22.09.2021
AT22.09.2021
CY22.09.2021
CZ22.09.2021
DK22.09.2021
EE22.09.2021
ES22.09.2021
FI22.09.2021
HR22.09.2021
IT22.09.2021
LT22.09.2021
LV22.09.2021
MC22.09.2021
NL22.09.2021
PL22.09.2021
RO22.09.2021
RS22.09.2021
SE22.09.2021
SI22.09.2021
SK22.09.2021
BG22.12.2021
NO22.12.2021
GR23.12.2021
IS22.01.2022
PT24.01.2022
IE22.05.2022
LU22.05.2022
BE31.05.2022
CH31.05.2022
LI31.05.2022
Former [2024/18]HU22.05.2017
AL22.09.2021
AT22.09.2021
CZ22.09.2021
DK22.09.2021
EE22.09.2021
ES22.09.2021
FI22.09.2021
HR22.09.2021
IT22.09.2021
LT22.09.2021
LV22.09.2021
MC22.09.2021
NL22.09.2021
PL22.09.2021
RO22.09.2021
RS22.09.2021
SE22.09.2021
SI22.09.2021
SK22.09.2021
BG22.12.2021
NO22.12.2021
GR23.12.2021
IS22.01.2022
PT24.01.2022
IE22.05.2022
LU22.05.2022
BE31.05.2022
CH31.05.2022
LI31.05.2022
Former [2023/25]AL22.09.2021
AT22.09.2021
CZ22.09.2021
DK22.09.2021
EE22.09.2021
ES22.09.2021
FI22.09.2021
HR22.09.2021
IT22.09.2021
LT22.09.2021
LV22.09.2021
MC22.09.2021
NL22.09.2021
PL22.09.2021
RO22.09.2021
RS22.09.2021
SE22.09.2021
SI22.09.2021
SK22.09.2021
BG22.12.2021
NO22.12.2021
GR23.12.2021
IS22.01.2022
PT24.01.2022
IE22.05.2022
LU22.05.2022
BE31.05.2022
CH31.05.2022
LI31.05.2022
Former [2023/20]AL22.09.2021
AT22.09.2021
CZ22.09.2021
DK22.09.2021
EE22.09.2021
ES22.09.2021
FI22.09.2021
HR22.09.2021
IT22.09.2021
LT22.09.2021
LV22.09.2021
MC22.09.2021
NL22.09.2021
PL22.09.2021
RO22.09.2021
RS22.09.2021
SE22.09.2021
SI22.09.2021
SK22.09.2021
BG22.12.2021
NO22.12.2021
GR23.12.2021
IS22.01.2022
PT24.01.2022
IE22.05.2022
LU22.05.2022
CH31.05.2022
LI31.05.2022
Former [2023/10]AL22.09.2021
AT22.09.2021
CZ22.09.2021
DK22.09.2021
EE22.09.2021
ES22.09.2021
FI22.09.2021
HR22.09.2021
IT22.09.2021
LT22.09.2021
LV22.09.2021
MC22.09.2021
NL22.09.2021
PL22.09.2021
RO22.09.2021
RS22.09.2021
SE22.09.2021
SI22.09.2021
SK22.09.2021
BG22.12.2021
NO22.12.2021
GR23.12.2021
IS22.01.2022
PT24.01.2022
LU22.05.2022
CH31.05.2022
LI31.05.2022
Former [2023/09]AL22.09.2021
AT22.09.2021
CZ22.09.2021
DK22.09.2021
EE22.09.2021
ES22.09.2021
FI22.09.2021
HR22.09.2021
LT22.09.2021
LV22.09.2021
MC22.09.2021
NL22.09.2021
PL22.09.2021
RO22.09.2021
RS22.09.2021
SE22.09.2021
SI22.09.2021
SK22.09.2021
BG22.12.2021
NO22.12.2021
GR23.12.2021
IS22.01.2022
PT24.01.2022
LU22.05.2022
CH31.05.2022
LI31.05.2022
Former [2023/08]AL22.09.2021
AT22.09.2021
CZ22.09.2021
DK22.09.2021
EE22.09.2021
ES22.09.2021
FI22.09.2021
HR22.09.2021
LT22.09.2021
LV22.09.2021
MC22.09.2021
NL22.09.2021
PL22.09.2021
RO22.09.2021
RS22.09.2021
SE22.09.2021
SI22.09.2021
SK22.09.2021
BG22.12.2021
NO22.12.2021
GR23.12.2021
IS22.01.2022
PT24.01.2022
LU22.05.2022
Former [2023/06]AL22.09.2021
AT22.09.2021
CZ22.09.2021
DK22.09.2021
EE22.09.2021
ES22.09.2021
FI22.09.2021
HR22.09.2021
LT22.09.2021
LV22.09.2021
MC22.09.2021
NL22.09.2021
PL22.09.2021
RO22.09.2021
RS22.09.2021
SE22.09.2021
SI22.09.2021
SK22.09.2021
BG22.12.2021
NO22.12.2021
GR23.12.2021
IS22.01.2022
PT24.01.2022
Former [2023/01]AL22.09.2021
AT22.09.2021
CZ22.09.2021
DK22.09.2021
EE22.09.2021
ES22.09.2021
FI22.09.2021
HR22.09.2021
LT22.09.2021
LV22.09.2021
NL22.09.2021
PL22.09.2021
RO22.09.2021
RS22.09.2021
SE22.09.2021
SI22.09.2021
SK22.09.2021
BG22.12.2021
NO22.12.2021
GR23.12.2021
IS22.01.2022
PT24.01.2022
Former [2022/36]AL22.09.2021
AT22.09.2021
CZ22.09.2021
DK22.09.2021
EE22.09.2021
ES22.09.2021
FI22.09.2021
HR22.09.2021
LT22.09.2021
LV22.09.2021
NL22.09.2021
PL22.09.2021
RO22.09.2021
RS22.09.2021
SE22.09.2021
SK22.09.2021
BG22.12.2021
NO22.12.2021
GR23.12.2021
IS22.01.2022
PT24.01.2022
Former [2022/29]AL22.09.2021
AT22.09.2021
CZ22.09.2021
EE22.09.2021
ES22.09.2021
FI22.09.2021
HR22.09.2021
LT22.09.2021
LV22.09.2021
NL22.09.2021
PL22.09.2021
RO22.09.2021
RS22.09.2021
SE22.09.2021
SK22.09.2021
BG22.12.2021
NO22.12.2021
GR23.12.2021
IS22.01.2022
PT24.01.2022
Former [2022/24]AT22.09.2021
CZ22.09.2021
EE22.09.2021
ES22.09.2021
FI22.09.2021
HR22.09.2021
LT22.09.2021
LV22.09.2021
NL22.09.2021
PL22.09.2021
RO22.09.2021
RS22.09.2021
SE22.09.2021
SK22.09.2021
BG22.12.2021
NO22.12.2021
GR23.12.2021
IS22.01.2022
PT24.01.2022
Former [2022/23]AT22.09.2021
CZ22.09.2021
EE22.09.2021
ES22.09.2021
FI22.09.2021
HR22.09.2021
LT22.09.2021
LV22.09.2021
PL22.09.2021
RS22.09.2021
SE22.09.2021
SK22.09.2021
BG22.12.2021
NO22.12.2021
GR23.12.2021
PT24.01.2022
Former [2022/21]AT22.09.2021
FI22.09.2021
HR22.09.2021
LT22.09.2021
LV22.09.2021
RS22.09.2021
SE22.09.2021
BG22.12.2021
NO22.12.2021
GR23.12.2021
Former [2022/10]FI22.09.2021
HR22.09.2021
LT22.09.2021
LV22.09.2021
RS22.09.2021
SE22.09.2021
BG22.12.2021
NO22.12.2021
GR23.12.2021
Former [2022/09]FI22.09.2021
LT22.09.2021
RS22.09.2021
SE22.09.2021
BG22.12.2021
NO22.12.2021
Former [2022/08]FI22.09.2021
LT22.09.2021
SE22.09.2021
BG22.12.2021
NO22.12.2021
Former [2022/07]LT22.09.2021
NO22.12.2021
Documents cited:Search[X]SU1758247  (LE I KORABLE STR [SU]) [X] 1,2,5-7,9,10,12-15 * figure - *;
 [X]JPH07279887  (ISHIKAWAJIMA HARIMA HEAVY IND) [X] 1,2,5-7,9,10,12-15 * figure - *;
 [X]WO2005040559  (PIETRICOLA PAOLO [IT]) [X] 1-15 * figures 5a-5f, 11c *;
 [X]CN103953579  (INST ENG THERMOPHYSICS CAS) [X] 1,2,5-7,9,10,12-15* figure 1 *;
 [X]WO2015072256  (IHI CORP [JP]) [X] 1-15 * figure - *
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.