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Extract from the Register of European Patents

EP About this file: EP3976961

EP3976961 - A WIND TURBINE AND A METHOD OF OPERATING THE WIND TURBINE [Right-click to bookmark this link]
StatusRequest for examination was made
Status updated on  04.03.2022
Database last updated on 14.06.2024
FormerThe international publication has been made
Status updated on  05.12.2020
Most recent event   Tooltip11.03.2024New entry: Renewal fee paid 
Applicant(s)For all designated states
Envision Energy Co., Ltd.
No.3 Shengzhuang Road
New Energy Industrial Park of JiangYin Harbor
Economic Development District
Wuxi, Jiangsu 214443 / CN
[2022/14]
Inventor(s)01 / PEDERSEN, Keld Stefan
Thyras Vange 8, Lindved
7100 Vejle / DK
 [2022/14]
Representative(s)Winter, Brandl - Partnerschaft mbB
Alois-Steinecker-Straße 22
85354 Freising / DE
[N/P]
Former [2022/14]Miao, Tianhao
Fasangartenstraße 93a
81549 München / DE
Application number, filing date20813069.019.05.2020
[2022/14]
WO2020CN90981
Priority number, dateDK2019PA7035329.05.2019         Original published format: DK PA201970353
[2022/14]
Filing languageEN
Procedural languageEN
PublicationType: A1 Application with search report
No.:WO2020238693
Date:03.12.2020
Language:EN
[2020/49]
Type: A1 Application with search report 
No.:EP3976961
Date:06.04.2022
Language:EN
The application published by WIPO in one of the EPO official languages on 03.12.2020 takes the place of the publication of the European patent application.
[2022/14]
Search report(s)International search report - published on:CN03.12.2020
(Supplementary) European search report - dispatched on:EP23.06.2022
ClassificationIPC:F03D7/02
[2022/30]
CPC:
F03D7/0296 (EP,DK); F03D7/0292 (EP,DK); F05B2270/332 (EP);
F05B2270/334 (EP); Y02E10/72 (EP)
Former IPC [2022/14]F03D7/04
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 [2022/14]
TitleGerman:WINDTURBINE UND VERFAHREN ZUM BETRIEB EINER WINDTURBINE[2022/14]
English:A WIND TURBINE AND A METHOD OF OPERATING THE WIND TURBINE[2022/14]
French:ÉOLIENNE ET PROCÉDÉ DE COMMANDE D'ÉOLIENNE[2022/14]
Entry into regional phase12.11.2021National basic fee paid 
12.11.2021Search fee paid 
12.11.2021Designation fee(s) paid 
12.11.2021Examination fee paid 
Examination procedure12.11.2021Examination requested  [2022/14]
07.12.2022Amendment by applicant (claims and/or description)
Fees paidRenewal fee
02.12.2021Renewal fee patent year 03
07.03.2023Renewal fee patent year 04
11.03.2024Renewal fee patent year 05
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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.
Documents cited:Search[X]US2007057517  (MCNERNEY GERALD [US]) [X] 1-15* paragraphs [0025] , [0026] *;
 [XI]US2018245568  (PEDERSEN KELD STEFAN [DK], et al) [X] 1-11,13-15 * figures 1, 3, 4 * * paragraphs [0009] , [0013] - [0018] - [0022] , [0049] * [I] 12
International search[A]CN101451497  (GEN ELECTRIC [US]) [A] 1-16 * the whole document *;
 [A]CN102536670  (SIEMENS AG) [A] 1-16 * the whole document *;
 [X]CN104632522  (GUODIAN UNITED POWER TECH CO) [X] 1-16 * description, paragraphs[0008]-[0064] *;
 [A]US2017335829  (PEDERSEN KELD STEFAN [DK], et al) [A] 1-16* the whole document *;
 [X]CN108026895  (ENVISION ENERGY JIANGSU APS) [X] 1-16 * description, paragraphs[0020], [0089]- [0104], figures 1-4 *;
 [A]CN108087194  (SHANGHAI ELECTRIC WIND POWER GROUP CO LTD) [A] 1-16 * the whole document *
by applicantUS2007057517
 WO2011042369
 WO2015192853
 WO2017036481
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.