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Extract from the Register of European Patents

EP About this file: EP3929408

EP3929408 - IMPROVED ROTATING BEARING CENTERING SPRING FOR A GAS TURBINE [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  13.09.2024
Database last updated on 13.09.2024
FormerThe patent has been granted
Status updated on  06.10.2023
FormerGrant of patent is intended
Status updated on  23.05.2023
FormerRequest for examination was made
Status updated on  01.07.2022
FormerThe application has been published
Status updated on  26.11.2021
Most recent event   Tooltip13.09.2024No opposition filed within time limitpublished on 16.10.2024 [2024/42]
Applicant(s)For all designated states
RTX Corporation
10 Farm Springs Road
Farmington, CT 06032 / US
[2023/44]
Former [2021/52]For all designated states
Raytheon Technologies Corporation
10 Farm Springs Road
Farmington, CT 06032 / US
Inventor(s)01 / DAVIS, Todd A.
Tolland, 06084 / US
02 / HANRAHAN, Paul R.
Farmington, 06032-3425 / US
 [2021/52]
Representative(s)Dehns
St. Bride's House
10 Salisbury Square
London EC4Y 8JD / GB
[2021/52]
Application number, filing date21181450.424.06.2021
[2021/52]
Priority number, dateUS20201691301926.06.2020         Original published format: US202016913019
[2021/52]
Filing languageEN
Procedural languageEN
PublicationType: A1 Application with search report 
No.:EP3929408
Date:29.12.2021
Language:EN
[2021/52]
Type: B1 Patent specification 
No.:EP3929408
Date:08.11.2023
Language:EN
[2023/45]
Search report(s)(Supplementary) European search report - dispatched on:EP24.11.2021
ClassificationIPC:F01D25/16, F01D25/04, F01D25/24
[2021/52]
CPC:
F01D25/164 (EP,US); F16C27/04 (US); F01D25/04 (EP);
F01D25/243 (EP); F16C35/077 (US); F05D2240/50 (EP);
F05D2260/96 (EP); F16C2360/23 (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 [2022/31]
Former [2021/52]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:VERBESSERTE DREHLAGERZENTRIERFEDER FÜR EINE GASTURBINE[2023/23]
English:IMPROVED ROTATING BEARING CENTERING SPRING FOR A GAS TURBINE[2021/52]
French:RESSORT ROTATIF DE CENTRAGE DE PALIER AMELIORÉ POUR UNE TURBINE À GAZ[2023/23]
Former [2021/52]VERBESSERTER DREHLAGERZENTRIERFEDER FÜR EINE GASTURBINE
Former [2021/52]RESSORT DE CENTRAGE DE PALIER AMELIORÉ POUR UNE TURBINE À GAZ
Examination procedure29.06.2022Amendment by applicant (claims and/or description)
29.06.2022Examination requested  [2022/31]
29.06.2022Date on which the examining division has become responsible
24.05.2023Communication of intention to grant the patent
02.10.2023Fee for grant paid
02.10.2023Fee for publishing/printing paid
02.10.2023Receipt of the translation of the claim(s)
Opposition(s)09.08.2024No opposition filed within time limit [2024/42]
Fees paidRenewal fee
20.06.2023Renewal 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.
Lapses during opposition  TooltipAT08.11.2023
CZ08.11.2023
DK08.11.2023
EE08.11.2023
ES08.11.2023
HR08.11.2023
IT08.11.2023
LT08.11.2023
LV08.11.2023
NL08.11.2023
PL08.11.2023
RO08.11.2023
RS08.11.2023
SE08.11.2023
SK08.11.2023
SM08.11.2023
BG08.02.2024
NO08.02.2024
GR09.02.2024
IS08.03.2024
PT08.03.2024
[2024/36]
Former [2024/35]AT08.11.2023
CZ08.11.2023
DK08.11.2023
EE08.11.2023
ES08.11.2023
HR08.11.2023
LT08.11.2023
LV08.11.2023
NL08.11.2023
PL08.11.2023
RO08.11.2023
RS08.11.2023
SE08.11.2023
SM08.11.2023
BG08.02.2024
NO08.02.2024
GR09.02.2024
IS08.03.2024
PT08.03.2024
Former [2024/33]AT08.11.2023
DK08.11.2023
ES08.11.2023
HR08.11.2023
LT08.11.2023
LV08.11.2023
NL08.11.2023
PL08.11.2023
RS08.11.2023
SE08.11.2023
SM08.11.2023
BG08.02.2024
NO08.02.2024
GR09.02.2024
IS08.03.2024
PT08.03.2024
Former [2024/27]AT08.11.2023
ES08.11.2023
HR08.11.2023
LT08.11.2023
LV08.11.2023
NL08.11.2023
PL08.11.2023
RS08.11.2023
SE08.11.2023
BG08.02.2024
NO08.02.2024
GR09.02.2024
IS08.03.2024
PT08.03.2024
Former [2024/23]AT08.11.2023
ES08.11.2023
LT08.11.2023
NL08.11.2023
BG08.02.2024
GR09.02.2024
IS08.03.2024
PT08.03.2024
Former [2024/22]AT08.11.2023
LT08.11.2023
NL08.11.2023
BG08.02.2024
GR09.02.2024
IS08.03.2024
Former [2024/21]LT08.11.2023
NL08.11.2023
BG08.02.2024
GR09.02.2024
IS08.03.2024
Former [2024/20]GR09.02.2024
IS08.03.2024
Documents cited:Search[X]CA2672818  (GEN ELECTRIC [US]) [X] 1-11 * page 4, paragraphs 2,3; figures 1, 2,3 *;
 [X]US10001028  (GANIGER RAVINDRA SHANKAR [IN], et al) [X] 1-11 * figures 1-3 *;
 [A]US10138757  (WITLICKI RUSSELL B [US], et al) [A] 1-11* figures 2,3,5 *
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.