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Extract from the Register of European Patents

EP About this file: EP4119905

EP4119905 - METHOD FOR DETERMINING A FLOW RATE, FLOW RATE SENSOR AND MEASURING SYSTEM WITH A FLOW RATE SENSOR [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  20.02.2026
Database last updated on 14.03.2026
FormerThe patent has been granted
Status updated on  14.03.2025
FormerGrant of patent is intended
Status updated on  15.11.2024
FormerRequest for examination was made
Status updated on  21.07.2023
FormerThe application has been published
Status updated on  16.12.2022
Most recent event   Tooltip20.02.2026No opposition filed within time limitpublished on 25.03.2026 [2026/13]
Applicant(s)For all designated states
IMT Analytics AG
Gewerbestrasse 8
9470 Buchs SG / CH
[2023/03]
Inventor(s)01 / VAN DER STAAY, Matthias
8758 Obstalden / CH
02 / BINDER, Matthias
9470 Buchs SG / CH
 [2023/03]
Representative(s)PPR AG
BGZ
Rotenbodenstrasse 12
9497 Triesenberg / LI
[2025/16]
Former [2023/03]Patentbüro Paul Rosenich AG
BGZ
Rotenbodenstrasse 12
9497 Triesenberg / LI
Application number, filing date21185104.312.07.2021
[2023/03]
Filing languageDE
Procedural languageDE
PublicationType: A1 Application with search report 
No.:EP4119905
Date:18.01.2023
Language:DE
[2023/03]
Type: B1 Patent specification 
No.:EP4119905
Date:16.04.2025
Language:DE
[2025/16]
Search report(s)(Supplementary) European search report - dispatched on:EP20.12.2021
ClassificationIPC:G01F1/36, G01F7/00
[2023/03]
CPC:
G01F1/363 (EP); G01F1/40 (US); G01F7/005 (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 [2023/34]
Former [2023/03]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:VERFAHREN ZUM BESTIMMEN EINER DURCHFLUSSMENGE, DURCHFLUSSSENSOR UND MESSSYSTEM MIT EINEM DURCHFLUSSSENSOR[2023/03]
English:METHOD FOR DETERMINING A FLOW RATE, FLOW RATE SENSOR AND MEASURING SYSTEM WITH A FLOW RATE SENSOR[2023/03]
French:PROCÉDÉ DE DÉTERMINATION D'UN DÉBIT, CAPTEUR DE DÉBIT ET SYSTÈME DE MESURE DOTÉ D'UN CAPTEUR DE DÉBIT[2023/03]
Examination procedure12.07.2023Amendment by applicant (claims and/or description)
18.07.2023Examination requested  [2023/34]
18.07.2023Date on which the examining division has become responsible
15.11.2024Communication of intention to grant the patent
11.03.2025Fee for grant paid
11.03.2025Fee for publishing/printing paid
11.03.2025Receipt of the translation of the claim(s)
Opposition(s)19.01.2026No opposition filed within time limit [2026/13]
Fees paidRenewal fee
31.07.2023Renewal fee patent year 03
30.04.2024Renewal 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  TooltipBG16.04.2025
CZ16.04.2025
DK16.04.2025
EE16.04.2025
ES16.04.2025
FI16.04.2025
HR16.04.2025
IT16.04.2025
LV16.04.2025
NL16.04.2025
PL16.04.2025
RO16.04.2025
SK16.04.2025
SM16.04.2025
NO16.07.2025
RS16.07.2025
GR17.07.2025
IS16.08.2025
PT18.08.2025
[2026/12]
Former [2026/10]BG16.04.2025
CZ16.04.2025
DK16.04.2025
EE16.04.2025
ES16.04.2025
FI16.04.2025
HR16.04.2025
IT16.04.2025
LV16.04.2025
NL16.04.2025
PL16.04.2025
SK16.04.2025
SM16.04.2025
NO16.07.2025
RS16.07.2025
GR17.07.2025
IS16.08.2025
PT18.08.2025
Former [2026/09]BG16.04.2025
CZ16.04.2025
DK16.04.2025
ES16.04.2025
FI16.04.2025
HR16.04.2025
LV16.04.2025
NL16.04.2025
PL16.04.2025
SM16.04.2025
NO16.07.2025
RS16.07.2025
GR17.07.2025
IS16.08.2025
PT18.08.2025
Former [2026/08]BG16.04.2025
DK16.04.2025
ES16.04.2025
FI16.04.2025
HR16.04.2025
LV16.04.2025
NL16.04.2025
PL16.04.2025
SM16.04.2025
NO16.07.2025
RS16.07.2025
GR17.07.2025
IS16.08.2025
PT18.08.2025
Former [2025/49]BG16.04.2025
ES16.04.2025
FI16.04.2025
HR16.04.2025
LV16.04.2025
NL16.04.2025
PL16.04.2025
NO16.07.2025
RS16.07.2025
GR17.07.2025
IS16.08.2025
PT18.08.2025
Former [2025/48]BG16.04.2025
ES16.04.2025
FI16.04.2025
HR16.04.2025
NL16.04.2025
PL16.04.2025
NO16.07.2025
RS16.07.2025
GR17.07.2025
PT18.08.2025
Former [2025/47]BG16.04.2025
ES16.04.2025
FI16.04.2025
NL16.04.2025
PL16.04.2025
NO16.07.2025
GR17.07.2025
PT18.08.2025
Former [2025/46]ES16.04.2025
FI16.04.2025
NL16.04.2025
PT18.08.2025
Former [2025/43]NL16.04.2025
Documents cited:Search[XAI] US2016341585  (LIU WILLOW ZHU et al.)
 [XA] DE102019205113  (BUFE RAINER et al.)
 [X] US2005188771  (LUND BO OYSTEIN et al.)
 [XAI] US2009234593  (ATKINSON IAN et al.) [X] 1,8-13 * paragraphs [0035] , [0048] - [0055] - [0088] , [0089]; figure 1; claim 1 *[A] 5 [I] 2-4,7
 [XA] US2002016688  (FINCKE JAMES R et al.) [X] 1,6,13,14 * paragraphs [0005] , [0036]; figure 7; claim 17 *[A] 5
 [X] US2020103265  (OTSUKI YOSHINORI et al.) [X] 1 * paragraph [0086]; figure 9 *
 [X] US2006053902  (GOOD FRED P et al.) [X] 1 * paragraph [0087]; figure 1 *
 [X] US2016084687  (STEVEN RICHARD et al.) [X] 1 * paragraph [0034]; figure 1 *
 [X]   SENTERA: "Mounting and operating instructions DPD DUAL DIFFERENTIAL PRESSURE TRANSMITTER WITH DISPLAY", 9 April 2020 (2020-04-09), pages 1 - 13, XP055869175, Retrieved from the Internet [retrieved on 20211203]
by applicantUS6681189
 CN212340332
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.