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Extract from the Register of European Patents

EP About this file: EP3482841

EP3482841 - TURBINE ELEMENT CLEANING PROCESS [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  03.10.2025
Database last updated on 28.02.2026
FormerThe patent has been granted
Status updated on  25.10.2024
FormerGrant of patent is intended
Status updated on  20.06.2024
FormerExamination is in progress
Status updated on  12.05.2022
FormerRequest for examination was made
Status updated on  03.04.2020
FormerThe application has been published
Status updated on  12.04.2019
Most recent event   Tooltip03.10.2025No opposition filed within time limitpublished on 05.11.2025  [2025/45]
Applicant(s)For all designated states
RTX Corporation
10 Farm Springs Road
Farmington, CT 06032 / US
[2023/44]
Former [2021/12]For all designated states
Raytheon Technologies Corporation
10 Farm Springs Road
Farmington, CT 06032 / US
Former [2019/20]For all designated states
United Technologies Corporation
10 Farm Springs Road
Farmington, CT 06032 / US
Inventor(s)01 / BASKARAN, Karthikeyan
546B Segar Road
12-57
Singapore 672546 / SG
02 / GARIMELLA, Balaji Rao
45 Jalan Jendela
Woodlands Park
Singapore 739713 / SG
 [2019/41]
Former [2019/26]01 / BASKARAN, Karthikeyan
Block 412
Unit 03-335
Serangoon Central
Serangoon 550412 / SG
02 / GARIMELLA, Balaji Rao
Block 894
Unit 06-27
Upper Bukit Timah Road
678188 The Linear / SG
Former [2019/20]01 / BASKARAN, Karthikeyan
Block 412
Unit 03-335
Serangoon Central
550412 Serangoon / SG
02 / GARIMELLA, Balaji Rao
Block 894
Unit 06-27
Upper Bukit Timah Road
678188 The Linear / SG
Representative(s)Dehns
10 Old Bailey
London EC4M 7NG / GB
[2024/48]
Former [2019/20]Dehns
St. Brides House
10 Salisbury Square
London EC4Y 8JD / GB
Application number, filing date18196055.021.09.2018
[2019/20]
Priority number, dateSG20171007848U22.09.2017         Original published format: SG10201707848U
[2019/20]
Filing languageEN
Procedural languageEN
PublicationType: A2 Application without search report 
No.:EP3482841
Date:15.05.2019
Language:EN
[2019/20]
Type: A3 Search report 
No.:EP3482841
Date:09.10.2019
Language:EN
[2019/41]
Type: B1 Patent specification 
No.:EP3482841
Date:27.11.2024
Language:EN
[2024/48]
Search report(s)(Supplementary) European search report - dispatched on:EP06.09.2019
ClassificationIPC:B08B7/02, F01D25/00, B06B3/00
[2019/41]
CPC:
F01D25/002 (EP,US); B08B7/02 (EP,US); B08B9/0321 (US);
F01D25/285 (EP,US); F01D5/005 (EP,US); F01D5/18 (US);
F05D2230/72 (EP,US); F05D2230/80 (EP,US); F05D2240/30 (US);
F05D2260/20 (US); F05D2260/607 (EP,US) (-)
Former IPC [2019/20]B08B7/02, F01D25/00
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 [2020/19]
Former [2019/20]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:TURBINENELEMENT-REINIGUNGSVERFAHREN[2019/20]
English:TURBINE ELEMENT CLEANING PROCESS[2019/20]
French:PROCÉDÉ DE NETTOYAGE D'ÉLÉMENT DE TURBINE[2019/20]
Examination procedure30.03.2020Examination requested  [2020/19]
30.03.2020Date on which the examining division has become responsible
02.04.2020Amendment by applicant (claims and/or description)
11.05.2022Despatch of a communication from the examining division (Time limit: M04)
20.09.2022Reply to a communication from the examining division
21.06.2024Communication of intention to grant the patent
21.10.2024Fee for grant paid
21.10.2024Fee for publishing/printing paid
21.10.2024Receipt of the translation of the claim(s)
Divisional application(s)EP24215549.7  / EP4487970
Opposition(s)28.08.2025No opposition filed within time limit [2025/45]
Fees paidRenewal fee
17.09.2020Renewal fee patent year 03
21.09.2021Renewal fee patent year 04
21.09.2022Renewal fee patent year 05
20.09.2023Renewal fee patent year 06
19.09.2024Renewal 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  TooltipAT27.11.2024
BG27.11.2024
CZ27.11.2024
DK27.11.2024
EE27.11.2024
ES27.11.2024
FI27.11.2024
HR27.11.2024
IT27.11.2024
LV27.11.2024
NL27.11.2024
PL27.11.2024
RO27.11.2024
SE27.11.2024
SK27.11.2024
SM27.11.2024
NO27.02.2025
RS27.02.2025
GR28.02.2025
IS27.03.2025
PT27.03.2025
[2025/42]
Former [2025/36]AT27.11.2024
BG27.11.2024
CZ27.11.2024
DK27.11.2024
EE27.11.2024
ES27.11.2024
FI27.11.2024
HR27.11.2024
IT27.11.2024
LV27.11.2024
NL27.11.2024
PL27.11.2024
RO27.11.2024
SK27.11.2024
SM27.11.2024
NO27.02.2025
RS27.02.2025
GR28.02.2025
IS27.03.2025
PT27.03.2025
Former [2025/35]AT27.11.2024
BG27.11.2024
DK27.11.2024
EE27.11.2024
ES27.11.2024
FI27.11.2024
HR27.11.2024
LV27.11.2024
NL27.11.2024
PL27.11.2024
RO27.11.2024
SM27.11.2024
NO27.02.2025
RS27.02.2025
GR28.02.2025
IS27.03.2025
PT27.03.2025
Former [2025/33]AT27.11.2024
BG27.11.2024
DK27.11.2024
ES27.11.2024
FI27.11.2024
HR27.11.2024
LV27.11.2024
NL27.11.2024
PL27.11.2024
SM27.11.2024
NO27.02.2025
RS27.02.2025
GR28.02.2025
IS27.03.2025
PT27.03.2025
Former [2025/32]AT27.11.2024
BG27.11.2024
ES27.11.2024
FI27.11.2024
HR27.11.2024
LV27.11.2024
NL27.11.2024
PL27.11.2024
SM27.11.2024
NO27.02.2025
RS27.02.2025
GR28.02.2025
IS27.03.2025
PT27.03.2025
Former [2025/23]AT27.11.2024
BG27.11.2024
ES27.11.2024
FI27.11.2024
HR27.11.2024
LV27.11.2024
NL27.11.2024
PL27.11.2024
NO27.02.2025
RS27.02.2025
GR28.02.2025
IS27.03.2025
PT27.03.2025
Former [2025/22]AT27.11.2024
BG27.11.2024
ES27.11.2024
FI27.11.2024
HR27.11.2024
LV27.11.2024
NL27.11.2024
NO27.02.2025
GR28.02.2025
IS27.03.2025
PT27.03.2025
Former [2025/21]BG27.11.2024
ES27.11.2024
FI27.11.2024
HR27.11.2024
NL27.11.2024
IS27.03.2025
PT27.03.2025
Documents cited:Search[Y] EP3167966  (GEN ELECTRIC et al.) [Y] 9,10 * the whole document *
 [IAY] US5464479  (KENTON DONALD J et al.) [I] 1,2,4-7,9,10 * abstract; figure - * * paragraph [0004] - paragraph [0028] * * paragraph [0031] - paragraph [0058] *[A] 11-15 [Y] 3,8
 [Y] US2005145266  (VELEZ RAMON M JR et al.) [Y] 8 * abstract; figure - * * column 2, line 50 - column 12, line 36 *
 [Y] US2017209904  (ERIKSEN MICHAEL EDWARD et al.) [Y] 3 * the whole document *
 [A] US4590636  (WEHRMANN GERHARD et al.) [A] 1-15 * the whole document *
ExaminationUS4439241
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.