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

News Flashes

New version of the European Patent Register – SPC proceedings information in the Unitary Patent Register.

2024-07-24

More...
blank Related links

Extract from the Register of European Patents

EP About this file: EP4237309

EP4237309 - EXTENDABLE COUPLER [Right-click to bookmark this link]
StatusThe patent has been granted
Status updated on  19.09.2024
Database last updated on 01.01.2025
FormerGrant of patent is intended
Status updated on  11.06.2024
FormerRequest for examination was made
Status updated on  04.08.2023
FormerThe international publication has been made
Status updated on  07.05.2022
Formerunknown
Status updated on  26.11.2021
Most recent event   Tooltip11.10.2024Change - representative 
Applicant(s)For all designated states
Kinghorn, John Ritchie
18 Chestnut Road
Brockenhurst
Hampshire SO42 7RF / GB
[2023/36]
Inventor(s)01 / see applicant
...
 [2023/36]
Representative(s)Cleveland Scott York
5 Norwich Street
London EC4A 1DR / GB
[N/P]
Former [2023/36]CSY Herts
Helios Court
1 Bishop Square
Hatfield, Hertfordshire AL10 9NE / GB
Application number, filing date21807221.327.10.2021
[2023/36]
WO2021GB52792
Priority number, dateGB2020001699927.10.2020         Original published format: GB 202016999
[2023/36]
Filing languageEN
Procedural languageEN
PublicationType: A1 Application with search report
No.:WO2022090715
Date:05.05.2022
Language:EN
[2022/18]
Type: A1 Application with search report 
No.:EP4237309
Date:06.09.2023
Language:EN
The application published by WIPO in one of the EPO official languages on 05.05.2022 takes the place of the publication of the European patent application.
[2023/36]
Type: B1 Patent specification 
No.:EP4237309
Date:23.10.2024
Language:EN
[2024/43]
Search report(s)International search report - published on:EP05.05.2022
ClassificationIPC:B61G3/10, B61G7/08
[2023/36]
CPC:
B61G3/10 (EP,KR); B61G3/00 (GB); B61G3/14 (US);
B61G11/02 (GB); B61G11/04 (GB); B61G7/08 (EP,KR,US)
Designated contracting statesAL,   AT,   BE,   BG,   CH,   CY,   CZ,   DE,   DK,   EE,   ES,   FI,   FR,   GR,   HR,   HU,   IE,   IS,   IT,   LI,   LT,   LU,   LV,   MC,   MK,   MT,   NL,   NO,   PL,   PT,   RO,   RS,   SE,   SI,   SK,   SM,   TR [2024/43]  
Former [2023/36]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 
Extension statesBANot yet paid
MENot yet paid
Validation statesKHNot yet paid
MANot yet paid
MDNot yet paid
TNNot yet paid
TitleGerman:AUSZIEHBARE KUPPLUNG[2023/36]
English:EXTENDABLE COUPLER[2023/36]
French:ATTELAGE HYDRAULIQUE POUVANT SE DÉPLOYER[2023/36]
Entry into regional phase25.05.2023National basic fee paid 
25.05.2023Designation fee(s) paid 
25.05.2023Examination fee paid 
Examination procedure04.08.2022Request for preliminary examination filed
International Preliminary Examining Authority: EP
25.05.2023Examination requested  [2023/36]
25.05.2023Date on which the examining division has become responsible
08.11.2023Amendment by applicant (claims and/or description)
12.06.2024Communication of intention to grant the patent
16.09.2024Fee for grant paid
16.09.2024Fee for publishing/printing paid
16.09.2024Receipt of the translation of the claim(s)
Fees paidRenewal fee
25.05.2023Renewal 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.
Cited inInternational search[YA]US3899084  (GOBRECHT GEORGE W, et al);
 [XA]EP0243758  (KNORR BREMSE KG [DE]);
 [A]EP0318733  (KNORR BREMSE KG [DE]);
 [XAYI]DE19757621  (KNORR BREMSE SYSTEME [DE]);
 [A]EP1149751  (KNORR BREMSE BR SYSTEME FUER S [DE])
by applicantGB2487224
 EP3590785
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.