Extract from the Register of European Patents

EP About this file: EP4370794

EP4370794 - OPERATION OF A DISCONNECTED WIND TURBINE [Right-click to bookmark this link]
StatusExamination is in progress
Status updated on  27.11.2025
Database last updated on 11.04.2026
FormerRequest for examination was made
Status updated on  19.04.2024
FormerThe international publication has been made
Status updated on  11.03.2023
Formerunknown
Status updated on  14.09.2022
Most recent event   Tooltip26.03.2026New entry: Reply to examination report 
Applicant(s)For all designated states
Siemens Gamesa Renewable Energy A/S
Borupvej 16
7330 Brande / DK
[2024/21]
Inventor(s)01 / HAWKINS, Samuel
7100 Vejle / DK
02 / NIELSEN, Rene Salkvist
7451 Sunds / DK
 [2024/21]
Representative(s)SGRE-Association
Siemens Energy Global GmbH& Co. KG
SE CD I IP Intellectual Property
Siemenspromenade 9
91058 Erlangen / DE
[N/P]
Former [2024/21]SGRE-Association
Siemens Energy Global GmbH & Co. KG
SE I IM P Intellectual Property
Siemenspromenade 9
91058 Erlangen / DE
Application number, filing date22765164.325.08.2022
[2024/21]
WO2022EP73715
Priority number, dateEP2021019406031.08.2021         Original published format: EP 21194060
[2024/21]
Filing languageEN
Procedural languageEN
PublicationType: A1 Application with search report
No.:WO2023031020
Date:09.03.2023
Language:EN
[2023/10]
Type: A1 Application with search report 
No.:EP4370794
Date:22.05.2024
Language:EN
The application published by WIPO in one of the EPO official languages on 09.03.2023 takes the place of the publication of the European patent application.
[2024/21]
Search report(s)International search report - published on:EP09.03.2023
ClassificationIPC:F03D80/00
[2024/21]
CPC:
F03D80/003 (EP); F03D7/026 (US); F03D13/139 (US);
F03D7/0224 (US); F03D7/0276 (US); F03D9/25 (US);
F05B2220/706 (US); F05B2260/42 (EP); F05B2260/76 (EP);
F05B2260/85 (US); Y02E10/72 (EP); Y02E70/30 (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 [2024/21]
TitleGerman:BETRIEB EINER ABGESCHALTETEN WINDTURBINE[2024/21]
English:OPERATION OF A DISCONNECTED WIND TURBINE[2024/21]
French:FONCTIONNEMENT D'UNE ÉOLIENNE DÉCONNECTÉE[2024/21]
Entry into regional phase16.02.2024National basic fee paid 
16.02.2024Designation fee(s) paid 
16.02.2024Examination fee paid 
Examination procedure16.02.2024Examination requested  [2024/21]
16.02.2024Date on which the examining division has become responsible
13.06.2024Amendment by applicant (claims and/or description)
26.11.2025Despatch of a communication from the examining division (Time limit: M04)
25.03.2026Reply to a communication from the examining division
Fees paidRenewal fee
02.09.2024Renewal fee patent year 03
01.09.2025Renewal fee patent year 04
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Cited inInternational search[X] US2020166017  (HANSEN TORBEN MØLLER et al.)
 [I] WO2021069045  (VESTAS WIND SYS AS et al.)
 [I] US2013175801  (MATZEN BJOERN et al.)
by applicantWO2018145801
 EP3051124
 US2020166017
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