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Extract from the Register of European Patents

EP About this file: EP4073379

EP4073379 - HYDROPNEUMATIC FLYWHEEL FOR ENERGY STORAGE [Right-click to bookmark this link]
StatusGrant of patent is intended
Status updated on  05.08.2024
Database last updated on 13.11.2024
FormerRequest for examination was made
Status updated on  16.09.2022
FormerThe international publication has been made
Status updated on  18.06.2021
Formerunknown
Status updated on  22.12.2020
Most recent event   Tooltip05.08.2024New entry: Communication of intention to grant a patent 
Applicant(s)For all designated states
Hochschule Flensburg
Kanzleistrasse 91-93
24943 Flensburg / DE
[2022/42]
Inventor(s)01 / JAUCH, Clemens
Erlenweg 7
24943 Flensburg / DE
 [2022/42]
Representative(s)Heinemeyer, Karsten
Advlnno Patent-u. Rechtsanwaltspart. mbB
Heinemeyer & Joachim
Sandstrasse 17-23
23552 Lübeck / DE
[2022/42]
Application number, filing date20824175.209.12.2020
[2022/42]
WO2020EP85226
Priority number, dateDE20191013384010.12.2019         Original published format: DE102019133840
[2022/42]
Filing languageDE
Procedural languageDE
PublicationType: A1 Application with search report
No.:WO2021116154
Date:17.06.2021
Language:DE
[2021/24]
Type: A1 Application with search report 
No.:EP4073379
Date:19.10.2022
Language:DE
The application published by WIPO in one of the EPO official languages on 17.06.2021 takes the place of the publication of the European patent application.
[2022/42]
Search report(s)International search report - published on:EP17.06.2021
ClassificationIPC:F03G3/08
[2022/42]
CPC:
F03G3/08 (EP); F16C15/00 (EP); F16F15/31 (EP);
Y02E60/16 (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 [2022/42]
TitleGerman:HYDROPNEUMATISCHES SCHWUNGRAD ZUR ENERGIESPEICHERUNG[2022/42]
English:HYDROPNEUMATIC FLYWHEEL FOR ENERGY STORAGE[2022/42]
French:VOLANT D'INERTIE HYDROPNEUMATIQUE POUR STOCKAGE D'ÉNERGIE[2022/42]
Entry into regional phase06.07.2022National basic fee paid 
06.07.2022Designation fee(s) paid 
06.07.2022Examination fee paid 
Examination procedure06.07.2022Examination requested  [2022/42]
06.07.2022Date on which the examining division has become responsible
30.08.2022Amendment by applicant (claims and/or description)
06.08.2024Communication of intention to grant the patent
Fees paidRenewal fee
19.12.2022Renewal fee patent year 03
15.12.2023Renewal fee patent year 04
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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.
Cited inInternational search[I]JPS58651  (NISHISHIBA DENKI KK);
 [A]US2011259143  (MURPHY GARY [GB]);
 [A]FR3062428  (CASTELLANE OLIVIER [FR], et al)
ExaminationUS8590420
by applicantUS2005077881
 US8590420
 WO2014161030
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.