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Extract from the Register of European Patents

EP About this file: EP3969891

EP3969891 - METHOD AND DEVICE FOR INDUCTIVE TESTING OF METALLIC WORKPIECES TO DETECT ANOMALIES CLOSE TO THE SURFACE [Right-click to bookmark this link]
Former [2022/12]METHOD AND DEVICE FOR THE INDUCTIVE INSPECTION OF METAL WORKPIECES TO DETECT ANOMALIES CLOSE TO THE SURFACE
[2024/04]
StatusNo opposition filed within time limit
Status updated on  07.03.2025
Database last updated on 28.03.2026
FormerThe patent has been granted
Status updated on  29.03.2024
FormerGrant of patent is intended
Status updated on  15.01.2024
FormerRequest for examination was made
Status updated on  18.02.2022
FormerThe international publication has been made
Status updated on  20.11.2020
Formerunknown
Status updated on  29.05.2020
Most recent event   Tooltip12.09.2025Lapse of the patent in a contracting state
New state(s): SE		published on 15.10.2025  [2025/42]
Applicant(s)For all designated states
thyssenkrupp rothe erde Germany GmbH
Tremoniastraße 5-11
44137 Dortmund / DE
For all designated states
thyssenkrupp AG
ThyssenKrupp Allee 1
45143 Essen / DE
[2024/10]
Former [2022/12]For all designated states
thyssenkrupp rothe erde Germany GmbH
Tremoniastraße 5-11
44137 Dortmund / DE
For all designated states
thyssenkrupp AG
Thyssenkrupp Allee 1
45143 Essen / DE
Inventor(s)01 / NÄRMANN, Jürgen
Mecklenburger Straße 20
48317 Drensteinfurt / DE
02 / LÜNEBURG, Bernd
Westkapeller Ring 30
45481 Mülheim / DE
03 / MOOK, Gerhard
Schweriner Str. 7
39104 Magdeburg / DE
 [2022/12]
Representative(s)thyssenkrupp Intellectual Property GmbH
ThyssenKrupp Allee 1
45143 Essen / DE
[2022/12]
Application number, filing date20726734.511.05.2020
[2022/12]
WO2020EP62962
Priority number, dateDE20191020698914.05.2019         Original published format: DE102019206989
[2022/12]
Filing languageDE
Procedural languageDE
PublicationType: A1 Application with search report
No.:WO2020229376
Date:19.11.2020
Language:DE
[2020/47]
Type: A1 Application with search report 
No.:EP3969891
Date:23.03.2022
Language:DE
The application published by WIPO in one of the EPO official languages on 19.11.2020 takes the place of the publication of the European patent application.
[2022/12]
Type: B1 Patent specification 
No.:EP3969891
Date:01.05.2024
Language:DE
[2024/18]
Search report(s)International search report - published on:EP19.11.2020
ClassificationIPC:G01M13/04, G01N33/20, G01N27/904, G01N27/9013
[2024/04]
CPC:
G01N27/904 (EP); G01M13/04 (EP); G01N27/9013 (EP);
G01N33/2045 (EP); G01N27/906 (EP)
Former IPC [2022/12]G01N27/90, G01M13/00, G01N33/20, G01M13/04
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 [2022/12]
Extension statesBANot yet paid
MENot yet paid
Validation statesKHNot yet paid
MANot yet paid
MDNot yet paid
TNNot yet paid
TitleGerman:VERFAHREN UND VORRICHTUNG ZUR INDUKTIVEN PRÜFUNG VON METALLISCHEN WERKSTÜCKEN ZUR DETEKTION VON OBERFLÄCHENNAHEN ANOMALIEN[2022/12]
English:METHOD AND DEVICE FOR INDUCTIVE TESTING OF METALLIC WORKPIECES TO DETECT ANOMALIES CLOSE TO THE SURFACE[2024/04]
French:PROCEDE ET DISPOSITIF DE CONTROLE INDUCTIF DE PIECES METALLIQUES POUR LA DETECTION D'ANOMALIES PROCHES DE LA SURFACE[2024/04]
Former [2022/12]METHOD AND DEVICE FOR THE INDUCTIVE INSPECTION OF METAL WORKPIECES TO DETECT ANOMALIES CLOSE TO THE SURFACE
Former [2022/12]PROCÉDÉ ET DISPOSITIF DE CONTRÔLE INDUCTIF DE PIÈCES MÉTALLIQUES POUR DÉTECTER DES ANOMALIES PROCHES DE LA SURFACE
Entry into regional phase14.12.2021National basic fee paid 
14.12.2021Designation fee(s) paid 
14.12.2021Examination fee paid 
Examination procedure14.12.2021Examination requested  [2022/12]
14.12.2021Date on which the examining division has become responsible
22.06.2022Amendment by applicant (claims and/or description)
16.01.2024Communication of intention to grant the patent
19.03.2024Fee for grant paid
19.03.2024Fee for publishing/printing paid
19.03.2024Receipt of the translation of the claim(s)
Opposition(s)04.02.2025No opposition filed within time limit [2025/15]
Fees paidRenewal fee
25.03.2022Renewal fee patent year 03
26.05.2023Renewal fee patent year 04
Opt-out from the exclusive  Tooltip
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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  TooltipCY11.05.2020
HU11.05.2020
BG01.05.2024
CZ01.05.2024
DK01.05.2024
EE01.05.2024
ES01.05.2024
FI01.05.2024
HR01.05.2024
IT01.05.2024
LV01.05.2024
MC01.05.2024
NL01.05.2024
PL01.05.2024
RO01.05.2024
SE01.05.2024
SI01.05.2024
SK01.05.2024
SM01.05.2024
IE11.05.2024
LU11.05.2024
BE31.05.2024
CH31.05.2024
FR01.07.2024
GB01.08.2024
NO01.08.2024
RS01.08.2024
GR02.08.2024
IS01.09.2024
PT02.09.2024
[2025/42]
Former [2025/41]CY11.05.2020
HU11.05.2020
BG01.05.2024
CZ01.05.2024
DK01.05.2024
EE01.05.2024
ES01.05.2024
FI01.05.2024
HR01.05.2024
IT01.05.2024
LV01.05.2024
MC01.05.2024
NL01.05.2024
PL01.05.2024
RO01.05.2024
SI01.05.2024
SK01.05.2024
SM01.05.2024
IE11.05.2024
LU11.05.2024
BE31.05.2024
CH31.05.2024
FR01.07.2024
GB01.08.2024
NO01.08.2024
RS01.08.2024
GR02.08.2024
IS01.09.2024
PT02.09.2024
Former [2025/33]BG01.05.2024
CZ01.05.2024
DK01.05.2024
EE01.05.2024
ES01.05.2024
FI01.05.2024
HR01.05.2024
IT01.05.2024
LV01.05.2024
MC01.05.2024
NL01.05.2024
PL01.05.2024
RO01.05.2024
SI01.05.2024
SK01.05.2024
SM01.05.2024
IE11.05.2024
LU11.05.2024
BE31.05.2024
CH31.05.2024
FR01.07.2024
GB01.08.2024
NO01.08.2024
RS01.08.2024
GR02.08.2024
IS01.09.2024
PT02.09.2024
Former [2025/23]BG01.05.2024
CZ01.05.2024
DK01.05.2024
EE01.05.2024
ES01.05.2024
FI01.05.2024
HR01.05.2024
IT01.05.2024
LV01.05.2024
MC01.05.2024
NL01.05.2024
PL01.05.2024
RO01.05.2024
SI01.05.2024
SK01.05.2024
SM01.05.2024
IE11.05.2024
LU11.05.2024
BE31.05.2024
CH31.05.2024
FR01.07.2024
NO01.08.2024
RS01.08.2024
GR02.08.2024
IS01.09.2024
PT02.09.2024
Former [2025/22]BG01.05.2024
CZ01.05.2024
DK01.05.2024
EE01.05.2024
ES01.05.2024
FI01.05.2024
HR01.05.2024
IT01.05.2024
LV01.05.2024
MC01.05.2024
NL01.05.2024
PL01.05.2024
RO01.05.2024
SI01.05.2024
SK01.05.2024
SM01.05.2024
IE11.05.2024
LU11.05.2024
BE31.05.2024
CH31.05.2024
NO01.08.2024
RS01.08.2024
GR02.08.2024
IS01.09.2024
PT02.09.2024
Former [2025/11]BG01.05.2024
CZ01.05.2024
DK01.05.2024
EE01.05.2024
ES01.05.2024
FI01.05.2024
HR01.05.2024
IT01.05.2024
LV01.05.2024
MC01.05.2024
NL01.05.2024
PL01.05.2024
RO01.05.2024
SK01.05.2024
SM01.05.2024
LU11.05.2024
CH31.05.2024
NO01.08.2024
RS01.08.2024
GR02.08.2024
IS01.09.2024
PT02.09.2024
Former [2025/10]BG01.05.2024
CZ01.05.2024
DK01.05.2024
EE01.05.2024
ES01.05.2024
FI01.05.2024
HR01.05.2024
LV01.05.2024
NL01.05.2024
PL01.05.2024
RO01.05.2024
SK01.05.2024
SM01.05.2024
LU11.05.2024
NO01.08.2024
RS01.08.2024
GR02.08.2024
IS01.09.2024
PT02.09.2024
Former [2025/09]BG01.05.2024
DK01.05.2024
EE01.05.2024
ES01.05.2024
FI01.05.2024
HR01.05.2024
LV01.05.2024
NL01.05.2024
PL01.05.2024
LU11.05.2024
NO01.08.2024
RS01.08.2024
GR02.08.2024
IS01.09.2024
PT02.09.2024
Former [2025/08]BG01.05.2024
DK01.05.2024
ES01.05.2024
FI01.05.2024
HR01.05.2024
LV01.05.2024
NL01.05.2024
PL01.05.2024
LU11.05.2024
NO01.08.2024
RS01.08.2024
GR02.08.2024
IS01.09.2024
PT02.09.2024
Former [2024/49]BG01.05.2024
ES01.05.2024
FI01.05.2024
HR01.05.2024
LV01.05.2024
NL01.05.2024
PL01.05.2024
NO01.08.2024
RS01.08.2024
GR02.08.2024
IS01.09.2024
PT02.09.2024
Former [2024/48]BG01.05.2024
ES01.05.2024
FI01.05.2024
HR01.05.2024
NL01.05.2024
NO01.08.2024
GR02.08.2024
IS01.09.2024
PT02.09.2024
Former [2024/47]BG01.05.2024
FI01.05.2024
HR01.05.2024
NL01.05.2024
NO01.08.2024
GR02.08.2024
IS01.09.2024
PT02.09.2024
Former [2024/46]BG01.05.2024
FI01.05.2024
HR01.05.2024
NO01.08.2024
IS01.09.2024
Cited inInternational search[I] US6370485  (KAWATA KAYOKO et al.)
 [I] US2005206374  (RONEY ROBERT M JR et al.) [I] 1-11 * figures 1-13 * * column 1, line 27 - column 8, line 57 *
 [A] DE102016200690  (SIEMENS AG et al.) [A] 1-11 * figure 2 * * paragraph [0020] *
 [A] DE102013209808  (ICONTROLS K S et al.) [A] 1-11 * figures 1, 3 * * paragraph [0044] - paragraph [0045] *
 [A] EP0529354  (HOESCH AG et al.) [A] 1-11 * figures 1, 2, 4 * * paragraph [0039] - paragraph [0040] *
by applicantDE2725354
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.