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: EP3997544

EP3997544 - PRESSURE VALVE FOR A LIQUID [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  12.07.2024
Database last updated on 31.03.2026
FormerThe patent has been granted
Status updated on  04.08.2023
FormerGrant of patent is intended
Status updated on  16.02.2023
FormerRequest for examination was made
Status updated on  15.04.2022
FormerThe international publication has been made
Status updated on  22.01.2021
Formerunknown
Status updated on  24.07.2020
Most recent event   Tooltip13.03.2026Lapse of the patent in a contracting state
New state(s): HU		published on 15.04.2026 [2026/16]
Applicant(s)For all designated states
Hagepe International B.V.
Huizermaatweg 27-2
1273 NA Huizen / NL
For all designated states
Cenergist Limited
8 Bede House
Tower Road
Washington NE37 2SH / GB
[2024/27]
Former [2023/02]For all designated states
Hagepe International B.V.
Huizermaatweg 27-2
1273 NA Huizen / NL
For all designated states
Cenergist Limited
8 Bede House
Tower Road
Washinton NE37 2SH / GB
Former [2022/19]For all designated states
Hagepe International B.V.
Huizermaatweg 27-2
1273 NA Huizen / NL
For all designated states
Cenergist Limited
7 Bede House
Glover Industrial Estate
Washinton, Tyne and Wear NE37 2SH / GB
Inventor(s)01 / VAN DER UPWICH, Stijn
Zuiderspui 4
1601 GH ENKHUIZEN / NL
 [2022/19]
Representative(s)Arnold & Siedsma
Bezuidenhoutseweg 57
2594 AC The Hague / NL
[2022/19]
Application number, filing date20740433.610.07.2020
[2022/20]
WO2020NL50457
Priority number, dateNL2019202349212.07.2019         Original published format: NL 2023492
[2022/19]
Filing languageEN
Procedural languageEN
PublicationType: A1 Application with search report
No.:WO2021010827
Date:21.01.2021
Language:EN
[2021/03]
Type: A1 Application with search report 
No.:EP3997544
Date:18.05.2022
Language:EN
The application published by WIPO in one of the EPO official languages on 21.01.2021 takes the place of the publication of the European patent application.
[2022/20]
Type: B1 Patent specification 
No.:EP3997544
Date:06.09.2023
Language:EN
[2023/36]
Type: B8 Corrected title page of specification 
No.:EP3997544
Date:18.10.2023
[2023/42]
Type: B8 Corrected title page of specification 
No.:EP3997544
Date:17.07.2024
[2024/29]
Search report(s)International search report - published on:EP21.01.2021
ClassificationIPC:G05D16/10
[2022/19]
CPC:
G05D16/103 (EP,IL,US); F16K17/28 (GB,IL,US); F16K17/30 (US);
Y10T137/7869 (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 [2023/41]
Former [2022/19]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:DRUCKVENTIL FÜR EINE FLÜSSIGKEIT[2022/19]
English:PRESSURE VALVE FOR A LIQUID[2022/19]
French:SOUPAPE DE PRESSION POUR UN LIQUIDE[2022/19]
Entry into regional phase28.01.2022National basic fee paid 
28.01.2022Designation fee(s) paid 
28.01.2022Examination fee paid 
Examination procedure28.01.2022Examination requested  [2022/20]
28.01.2022Date on which the examining division has become responsible
28.07.2022Amendment by applicant (claims and/or description)
17.02.2023Communication of intention to grant the patent
01.06.2023Fee for grant paid
01.06.2023Fee for publishing/printing paid
01.06.2023Receipt of the translation of the claim(s)
Divisional application(s)EP23194940.5  / EP4276569
Opposition(s)07.06.2024No opposition filed within time limit [2024/33]
Fees paidRenewal fee
27.07.2022Renewal fee patent year 03
27.07.2023Renewal fee patent year 04
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  TooltipHU10.07.2020
AT06.09.2023
CZ06.09.2023
EE06.09.2023
FI06.09.2023
HR06.09.2023
LT06.09.2023
LV06.09.2023
MC06.09.2023
RS06.09.2023
SE06.09.2023
SI06.09.2023
SK06.09.2023
SM06.09.2023
NO06.12.2023
IS06.01.2024
[2026/16]
Former [2025/11]AT06.09.2023
CZ06.09.2023
EE06.09.2023
FI06.09.2023
HR06.09.2023
LT06.09.2023
LV06.09.2023
MC06.09.2023
RS06.09.2023
SE06.09.2023
SI06.09.2023
SK06.09.2023
SM06.09.2023
NO06.12.2023
IS06.01.2024
Former [2024/36]AT06.09.2023
CZ06.09.2023
EE06.09.2023
FI06.09.2023
HR06.09.2023
LT06.09.2023
LV06.09.2023
RS06.09.2023
SE06.09.2023
SI06.09.2023
SK06.09.2023
SM06.09.2023
NO06.12.2023
IS06.01.2024
Former [2024/23]AT06.09.2023
CZ06.09.2023
EE06.09.2023
FI06.09.2023
HR06.09.2023
LT06.09.2023
LV06.09.2023
RS06.09.2023
SE06.09.2023
SK06.09.2023
SM06.09.2023
NO06.12.2023
IS06.01.2024
Former [2024/20]FI06.09.2023
HR06.09.2023
LT06.09.2023
LV06.09.2023
RS06.09.2023
SE06.09.2023
SM06.09.2023
NO06.12.2023
IS06.01.2024
Former [2024/10]FI06.09.2023
HR06.09.2023
LT06.09.2023
LV06.09.2023
RS06.09.2023
SE06.09.2023
NO06.12.2023
Former [2024/09]FI06.09.2023
LT06.09.2023
SE06.09.2023
NO06.12.2023
Former [2024/08]LT06.09.2023
NO06.12.2023
Cited inInternational search[X] US2011147016  (BLEASE KEVIN J et al.)
 [A] DE1450640  (APPLIC GAZ SA et al.)
 [A] EP3051117  (DELPHI TECH INC et al.)
 [X] WO2015069114  (VITAPLUS NEDERLAND B V et al.) [X] 1-21 * paragraphs [0024] , [0 27]; figures 1,2 *
by applicantEP1131687
 NL1010592
 WO2015069114
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.