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Extract from the Register of European Patents

EP About this file: EP3445944

EP3445944 - ESTIMATION OF ELECTROMAGNETIC TOOL SENSITIVITY RANGE [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  13.01.2023
Database last updated on 20.07.2024
FormerThe patent has been granted
Status updated on  04.02.2022
FormerGrant of patent is intended
Status updated on  21.10.2021
FormerRequest for examination was made
Status updated on  25.01.2019
FormerThe international publication has been made
Status updated on  28.10.2017
Most recent event   Tooltip14.06.2024Lapse of the patent in a contracting state
New state(s): TR		published on 17.07.2024  [2024/29]
Applicant(s)For all designated states
Baker Hughes Holdings LLC
17021 Aldine Westfield
Houston, TX 77073 / US
[2022/09]
Former [2019/09]For all designated states
Baker Hughes, a GE company, LLC
17021 Aldine Westfield
Houston, TX 77073 / US
Inventor(s)01 / MARTAKOV, Sergey
17021 Aldine Westfield
Houston Texas 77073 / US
02 / SVIRIDOV, Mikhail Vladimirovich
17021 Aldine Westfield
Houston Texas 77073 / US
 [2019/09]
Representative(s)Novagraaf Group
Chemin de l'Echo 3
1213 Onex / Geneva / CH
[N/P]
Former [2022/10]Novagraaf Group
Chemin de l'Echo 3
1213 Onex/ Geneva / CH
Former [2019/09]Dehns
St. Brides House
10 Salisbury Square
London EC4Y 8JD / GB
Application number, filing date17786685.221.04.2017
[2019/09]
WO2017US28763
Priority number, dateUS20161513497121.04.2016         Original published format: US201615134971
[2019/09]
Filing languageEN
Procedural languageEN
PublicationType: A1 Application with search report
No.:WO2017184938
Date:26.10.2017
Language:EN
[2017/43]
Type: A1 Application with search report 
No.:EP3445944
Date:27.02.2019
Language:EN
The application published by WIPO in one of the EPO official languages on 26.10.2017 takes the place of the publication of the European patent application.
[2019/09]
Type: B1 Patent specification 
No.:EP3445944
Date:09.03.2022
Language:EN
[2022/10]
Search report(s)International search report - published on:KR26.10.2017
(Supplementary) European search report - dispatched on:EP04.12.2019
ClassificationIPC:E21B47/00, G01V3/26, G01V3/38
[2019/09]
CPC:
G05B17/02 (EP,US); G01V3/30 (EP,US); E21B7/04 (EP,US);
G01V3/12 (US); G01V3/26 (US); G01V3/34 (US)
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 [2019/09]
Extension statesBANot yet paid
MENot yet paid
Validation statesMANot yet paid
MDNot yet paid
TitleGerman:SCHÄTZUNG DES EMPFINDLICHKEITSBEREICHS EINES ELEKTROMAGNETISCHEN WERKZEUGS[2019/09]
English:ESTIMATION OF ELECTROMAGNETIC TOOL SENSITIVITY RANGE[2019/09]
French:ESTIMATION DE LA PLAGE DE SENSIBILITÉ D'UN OUTIL ÉLECTROMAGNÉTIQUE[2019/09]
Entry into regional phase19.11.2018National basic fee paid 
19.11.2018Search fee paid 
19.11.2018Designation fee(s) paid 
19.11.2018Examination fee paid 
Examination proceduredeletedDate on which the examining division has become responsible
19.11.2018Examination requested  [2019/09]
13.07.2020Amendment by applicant (claims and/or description)
21.10.2021Communication of intention to grant the patent
26.01.2022Fee for grant paid
26.01.2022Fee for publishing/printing paid
26.01.2022Receipt of the translation of the claim(s)
Opposition(s)12.12.2022No opposition filed within time limit [2023/07]
Fees paidRenewal fee
18.04.2019Renewal fee patent year 03
21.04.2020Renewal fee patent year 04
21.04.2021Renewal fee patent year 05
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  TooltipHU21.04.2017
AL09.03.2022
AT09.03.2022
CY09.03.2022
CZ09.03.2022
DK09.03.2022
EE09.03.2022
ES09.03.2022
FI09.03.2022
HR09.03.2022
LT09.03.2022
LV09.03.2022
MC09.03.2022
MK09.03.2022
NL09.03.2022
PL09.03.2022
RO09.03.2022
RS09.03.2022
SE09.03.2022
SI09.03.2022
SK09.03.2022
SM09.03.2022
TR09.03.2022
IE21.04.2022
LU21.04.2022
BE30.04.2022
CH30.04.2022
LI30.04.2022
FR09.05.2022
BG09.06.2022
GR10.06.2022
IS09.07.2022
PT11.07.2022
DE03.11.2022
[2024/29]
Former [2024/23]HU21.04.2017
AL09.03.2022
AT09.03.2022
CY09.03.2022
CZ09.03.2022
DK09.03.2022
EE09.03.2022
ES09.03.2022
FI09.03.2022
HR09.03.2022
LT09.03.2022
LV09.03.2022
MC09.03.2022
MK09.03.2022
NL09.03.2022
PL09.03.2022
RO09.03.2022
RS09.03.2022
SE09.03.2022
SI09.03.2022
SK09.03.2022
SM09.03.2022
IE21.04.2022
LU21.04.2022
BE30.04.2022
CH30.04.2022
LI30.04.2022
FR09.05.2022
BG09.06.2022
GR10.06.2022
IS09.07.2022
PT11.07.2022
DE03.11.2022
Former [2024/20]HU21.04.2017
AL09.03.2022
AT09.03.2022
CY09.03.2022
CZ09.03.2022
DK09.03.2022
EE09.03.2022
ES09.03.2022
FI09.03.2022
HR09.03.2022
LT09.03.2022
LV09.03.2022
MC09.03.2022
NL09.03.2022
PL09.03.2022
RO09.03.2022
RS09.03.2022
SE09.03.2022
SI09.03.2022
SK09.03.2022
SM09.03.2022
IE21.04.2022
LU21.04.2022
BE30.04.2022
CH30.04.2022
LI30.04.2022
FR09.05.2022
BG09.06.2022
GR10.06.2022
IS09.07.2022
PT11.07.2022
DE03.11.2022
Former [2024/18]HU21.04.2017
AL09.03.2022
AT09.03.2022
CZ09.03.2022
DK09.03.2022
EE09.03.2022
ES09.03.2022
FI09.03.2022
HR09.03.2022
LT09.03.2022
LV09.03.2022
MC09.03.2022
NL09.03.2022
PL09.03.2022
RO09.03.2022
RS09.03.2022
SE09.03.2022
SI09.03.2022
SK09.03.2022
SM09.03.2022
IE21.04.2022
LU21.04.2022
BE30.04.2022
CH30.04.2022
LI30.04.2022
FR09.05.2022
BG09.06.2022
GR10.06.2022
IS09.07.2022
PT11.07.2022
DE03.11.2022
Former [2023/22]AL09.03.2022
AT09.03.2022
CZ09.03.2022
DK09.03.2022
EE09.03.2022
ES09.03.2022
FI09.03.2022
HR09.03.2022
LT09.03.2022
LV09.03.2022
MC09.03.2022
NL09.03.2022
PL09.03.2022
RO09.03.2022
RS09.03.2022
SE09.03.2022
SI09.03.2022
SK09.03.2022
SM09.03.2022
IE21.04.2022
LU21.04.2022
BE30.04.2022
CH30.04.2022
LI30.04.2022
FR09.05.2022
BG09.06.2022
GR10.06.2022
IS09.07.2022
PT11.07.2022
DE03.11.2022
Former [2023/20]AL09.03.2022
AT09.03.2022
CZ09.03.2022
DK09.03.2022
EE09.03.2022
ES09.03.2022
FI09.03.2022
HR09.03.2022
LT09.03.2022
LV09.03.2022
MC09.03.2022
NL09.03.2022
PL09.03.2022
RO09.03.2022
RS09.03.2022
SE09.03.2022
SI09.03.2022
SK09.03.2022
SM09.03.2022
IE21.04.2022
LU21.04.2022
BE30.04.2022
CH30.04.2022
LI30.04.2022
BG09.06.2022
GR10.06.2022
IS09.07.2022
PT11.07.2022
DE03.11.2022
Former [2023/10]AL09.03.2022
AT09.03.2022
CZ09.03.2022
DK09.03.2022
EE09.03.2022
ES09.03.2022
FI09.03.2022
HR09.03.2022
LT09.03.2022
LV09.03.2022
MC09.03.2022
NL09.03.2022
PL09.03.2022
RO09.03.2022
RS09.03.2022
SE09.03.2022
SI09.03.2022
SK09.03.2022
SM09.03.2022
LU21.04.2022
BE30.04.2022
CH30.04.2022
LI30.04.2022
BG09.06.2022
GR10.06.2022
IS09.07.2022
PT11.07.2022
DE03.11.2022
Former [2023/09]AL09.03.2022
AT09.03.2022
CZ09.03.2022
DK09.03.2022
EE09.03.2022
ES09.03.2022
FI09.03.2022
HR09.03.2022
LT09.03.2022
LV09.03.2022
MC09.03.2022
NL09.03.2022
PL09.03.2022
RO09.03.2022
RS09.03.2022
SE09.03.2022
SK09.03.2022
SM09.03.2022
LU21.04.2022
CH30.04.2022
LI30.04.2022
BG09.06.2022
GR10.06.2022
IS09.07.2022
PT11.07.2022
DE03.11.2022
Former [2023/08]AL09.03.2022
AT09.03.2022
CZ09.03.2022
DK09.03.2022
EE09.03.2022
ES09.03.2022
FI09.03.2022
HR09.03.2022
LT09.03.2022
LV09.03.2022
MC09.03.2022
NL09.03.2022
PL09.03.2022
RO09.03.2022
RS09.03.2022
SE09.03.2022
SK09.03.2022
SM09.03.2022
LU21.04.2022
BG09.06.2022
GR10.06.2022
IS09.07.2022
PT11.07.2022
DE03.11.2022
Former [2023/07]AL09.03.2022
AT09.03.2022
CZ09.03.2022
DK09.03.2022
EE09.03.2022
ES09.03.2022
FI09.03.2022
HR09.03.2022
LT09.03.2022
LV09.03.2022
MC09.03.2022
NL09.03.2022
PL09.03.2022
RO09.03.2022
RS09.03.2022
SE09.03.2022
SK09.03.2022
SM09.03.2022
BG09.06.2022
GR10.06.2022
IS09.07.2022
PT11.07.2022
Former [2023/06]AL09.03.2022
AT09.03.2022
CZ09.03.2022
EE09.03.2022
ES09.03.2022
FI09.03.2022
HR09.03.2022
LT09.03.2022
LV09.03.2022
MC09.03.2022
NL09.03.2022
PL09.03.2022
RO09.03.2022
RS09.03.2022
SE09.03.2022
SK09.03.2022
SM09.03.2022
BG09.06.2022
GR10.06.2022
IS09.07.2022
PT11.07.2022
Former [2023/01]AL09.03.2022
AT09.03.2022
CZ09.03.2022
EE09.03.2022
ES09.03.2022
FI09.03.2022
HR09.03.2022
LT09.03.2022
LV09.03.2022
NL09.03.2022
PL09.03.2022
RO09.03.2022
RS09.03.2022
SE09.03.2022
SK09.03.2022
SM09.03.2022
BG09.06.2022
GR10.06.2022
IS09.07.2022
PT11.07.2022
Former [2022/51]AT09.03.2022
CZ09.03.2022
EE09.03.2022
ES09.03.2022
FI09.03.2022
HR09.03.2022
LT09.03.2022
LV09.03.2022
NL09.03.2022
PL09.03.2022
RO09.03.2022
RS09.03.2022
SE09.03.2022
SK09.03.2022
SM09.03.2022
BG09.06.2022
GR10.06.2022
IS09.07.2022
PT11.07.2022
Former [2022/50]AT09.03.2022
CZ09.03.2022
EE09.03.2022
ES09.03.2022
FI09.03.2022
HR09.03.2022
LT09.03.2022
LV09.03.2022
NL09.03.2022
PL09.03.2022
RO09.03.2022
RS09.03.2022
SE09.03.2022
SK09.03.2022
SM09.03.2022
BG09.06.2022
GR10.06.2022
PT11.07.2022
Former [2022/49]AT09.03.2022
CZ09.03.2022
EE09.03.2022
ES09.03.2022
FI09.03.2022
HR09.03.2022
LT09.03.2022
LV09.03.2022
NL09.03.2022
RO09.03.2022
RS09.03.2022
SE09.03.2022
SK09.03.2022
SM09.03.2022
BG09.06.2022
GR10.06.2022
PT11.07.2022
Former [2022/48]AT09.03.2022
CZ09.03.2022
EE09.03.2022
ES09.03.2022
FI09.03.2022
HR09.03.2022
LT09.03.2022
LV09.03.2022
NL09.03.2022
RO09.03.2022
RS09.03.2022
SE09.03.2022
SM09.03.2022
BG09.06.2022
GR10.06.2022
PT11.07.2022
Former [2022/47]AT09.03.2022
ES09.03.2022
FI09.03.2022
HR09.03.2022
LT09.03.2022
LV09.03.2022
NL09.03.2022
RO09.03.2022
RS09.03.2022
SE09.03.2022
SM09.03.2022
BG09.06.2022
GR10.06.2022
PT11.07.2022
Former [2022/44]FI09.03.2022
HR09.03.2022
LT09.03.2022
LV09.03.2022
NL09.03.2022
RS09.03.2022
SE09.03.2022
BG09.06.2022
GR10.06.2022
Former [2022/39]FI09.03.2022
HR09.03.2022
LT09.03.2022
LV09.03.2022
RS09.03.2022
SE09.03.2022
BG09.06.2022
GR10.06.2022
Former [2022/36]HR09.03.2022
LT09.03.2022
LV09.03.2022
RS09.03.2022
SE09.03.2022
BG09.06.2022
GR10.06.2022
Former [2022/35]HR09.03.2022
LT09.03.2022
RS09.03.2022
SE09.03.2022
BG09.06.2022
Former [2022/33]LT09.03.2022
Documents cited:Search[X]US2010018719  (LU XINYOU [US], et al) [X] 1-15 * paragraphs [0041] - [0050] - [0056] *;
 [A]US2015035536  (TANG YUMEI [US]) [A] 1-15* paragraph [0067]; figure 4 *
International search[A]WO0050926  (HALLIBURTON ENERGY SERV INC [US]) [A] 1-15* See abstract, claims 1-13, and figures 1, 4-5. *;
 [A]US2003093223  (ZHANG ZHIYI [US], et al) [A] 1-15 * See abstract, paragraphs [0024]-[0027], [0058], claims 1-2, and figures 1-2. *;
 [A]US2010018719  (LU XINYOU [US], et al) [A] 1-15 * See abstract, paragraphs [0029]-[0052], claim 1, and figure 4. *;
 [A]US2010039114  (HORNBOSTEL SCOTT C [US], et al) [A] 1-15 * See abstract, paragraphs [0016]-[0028], and claims 1-20. *;
 [A]WO2016025232  (HALLIBURTON ENERGY SERVICES INC [US]) [A] 1-15 * See abstract, paragraphs [0014]-[0022], claims 1-8, 18, and figure 1. *
by applicantUS2010018719
 US2015035536
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.