blank Quick help
blank Maintenance news

Scheduled maintenance

Regular maintenance outages:
between 05.00 and 05.15 hrs CET (Monday to Sunday).

Other outages
Availability

2022.02.11

More...
blank News flashes

Italy joins the Federated Register

Click here for more information on the Federated Register.

2025-06-12

More...
blank Related links

Release notes
European Patent Register Assistant
European Patent Register User Manual
European Patent Register – pocket guide
FAQ - European Patent Register
Federated Register (Flyer)
Global Dossier (Flyer)
Register events
Deep link coverage
Federated Register content
The Patent Information Tour
Fair use charter

Extract from the Register of European Patents

EP About this file: EP4184002

EP4184002 - HYDROPOWER BARGE [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  25.04.2025
Database last updated on 09.04.2026
FormerThe patent has been granted
Status updated on  17.05.2024
FormerGrant of patent is intended
Status updated on  10.01.2024
FormerRequest for examination was made
Status updated on  27.10.2023
FormerThe application has been published
Status updated on  21.04.2023
Most recent event   Tooltip03.04.2026Lapse of the patent in a contracting state
New state(s): CY		published on 06.05.2026 [2026/19]
Applicant(s)For all designated states
Romney Hydropower Company Limited
5 Cloisters House
8 Battersea Park Road
London, England SW8 4BG / GB
[2024/25]
Former [2023/21]For all designated states
Romney Hydropower Company Limited
Melita House, 124 Bridge Road
Chertsey, Surrey KT16 8LA / GB
Inventor(s)01 / DECHAMBEAU, David
Surrey, KT16 8LA / GB
 [2023/21]
Representative(s)Carpmaels & Ransford LLP
One Southampton Row
London WC1B 5HA / GB
[2023/21]
Application number, filing date21208752.217.11.2021
[2023/21]
Filing languageEN
Procedural languageEN
PublicationType: A1 Application with search report 
No.:EP4184002
Date:24.05.2023
Language:EN
[2023/21]
Type: B1 Patent specification 
No.:EP4184002
Date:19.06.2024
Language:EN
[2024/25]
Search report(s)(Supplementary) European search report - dispatched on:EP13.05.2022
ClassificationIPC:B63B35/28, F03B13/08, F03B13/10, F03B17/06, B63B35/44
[2024/04]
CPC:
F03B13/08 (EP); B63B35/28 (EP); F03B17/061 (EP);
B63B2035/4466 (EP); F03B13/105 (EP); F05B2240/916 (EP);
F05B2240/93 (EP); F05B2260/02 (EP) (-)
Former IPC [2023/21]F03B13/08, F03B17/06, B63B35/00, F03B13/10
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 [2023/48]  
Former [2023/21]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:WASSERKRAFTKAHN[2023/21]
English:HYDROPOWER BARGE[2023/21]
French:BARGE HYDROÉLECTRIQUE[2023/21]
Examination procedure02.03.2023Amendment by applicant (claims and/or description)
25.10.2023Examination requested  [2023/48]
25.10.2023Date on which the examining division has become responsible
11.01.2024Communication of intention to grant the patent
13.05.2024Fee for grant paid
13.05.2024Fee for publishing/printing paid
13.05.2024Receipt of the translation of the claim(s)
Opposition(s)20.03.2025No opposition filed within time limit [2025/22]
Fees paidRenewal fee
15.11.2023Renewal fee patent year 03
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  TooltipCY17.11.2021
HU17.11.2021
CZ19.06.2024
ES19.06.2024
HR19.06.2024
MC19.06.2024
PL19.06.2024
RO19.06.2024
SK19.06.2024
SM19.06.2024
NO19.09.2024
RS19.09.2024
GR20.09.2024
IS19.10.2024
IE17.11.2024
CH30.11.2024
[2026/19]
Former [2026/16]HU17.11.2021
CZ19.06.2024
ES19.06.2024
HR19.06.2024
MC19.06.2024
PL19.06.2024
RO19.06.2024
SK19.06.2024
SM19.06.2024
NO19.09.2024
RS19.09.2024
GR20.09.2024
IS19.10.2024
IE17.11.2024
CH30.11.2024
Former [2025/48]CZ19.06.2024
ES19.06.2024
HR19.06.2024
MC19.06.2024
PL19.06.2024
RO19.06.2024
SK19.06.2024
SM19.06.2024
NO19.09.2024
RS19.09.2024
GR20.09.2024
IS19.10.2024
IE17.11.2024
CH30.11.2024
Former [2025/35]CZ19.06.2024
ES19.06.2024
HR19.06.2024
MC19.06.2024
PL19.06.2024
RO19.06.2024
SK19.06.2024
SM19.06.2024
NO19.09.2024
RS19.09.2024
GR20.09.2024
IS19.10.2024
CH30.11.2024
Former [2025/33]CZ19.06.2024
ES19.06.2024
HR19.06.2024
MC19.06.2024
PL19.06.2024
RO19.06.2024
SK19.06.2024
SM19.06.2024
NO19.09.2024
RS19.09.2024
GR20.09.2024
IS19.10.2024
Former [2025/10]CZ19.06.2024
ES19.06.2024
HR19.06.2024
PL19.06.2024
RO19.06.2024
SK19.06.2024
SM19.06.2024
NO19.09.2024
RS19.09.2024
GR20.09.2024
IS19.10.2024
Former [2025/09]HR19.06.2024
PL19.06.2024
NO19.09.2024
RS19.09.2024
GR20.09.2024
IS19.10.2024
Former [2025/08]HR19.06.2024
PL19.06.2024
NO19.09.2024
RS19.09.2024
GR20.09.2024
Former [2024/49]HR19.06.2024
NO19.09.2024
RS19.09.2024
GR20.09.2024
Former [2024/47]HR19.06.2024
NO19.09.2024
GR20.09.2024
Documents cited:Search[XI] EP3585957  (SUSTAINABLE MARINE ENERGY LTD et al.) [X] 1,4,9-11 * paragraphs [0001] , [0005] , [0007] , [0019] , [0020] , [0052] , [0074] , [0075] , [0093] - [0101]; figures 1A-4D *[I] 2,3,5-8,12
 [XI] KR20180106584  (IPSUNG CO LTD et al.) [X] 1 * paragraphs [0010] - [0017]; figures 3,4 *[I] 5-8,12
 [A] EP3273050  (LEE DONG-IN et al.) [A] 1-12 * paragraphs [0001] , [0076] , [0085] , [0086]; figures 5,6,8,9 *
 [A] US4476396  (CALVERT JR JAMES D et al.) [A] 1-12 * column 1, line 48 - line 66 *
 [A] KR20100001454  (KIM HYUNG EUN et al.) [A] 1-12 * abstract *
ExaminationEP3585957
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.