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Extract from the Register of European Patents

EP About this file: EP3452797

EP3452797 - LEAK LOCALIZATION USING ACOUSTIC-SIGNAL CORRELATIONS [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  06.01.2023
Database last updated on 28.06.2024
FormerThe patent has been granted
Status updated on  28.01.2022
FormerGrant of patent is intended
Status updated on  14.09.2021
FormerExamination is in progress
Status updated on  27.05.2020
FormerRequest for examination was made
Status updated on  08.02.2019
FormerThe international publication has been made
Status updated on  20.01.2018
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
Halliburton Energy Services, Inc.
3000 N. Sam Houston Parkway E.
Houston, TX 77032 / US
[2019/11]
Inventor(s)01 / ANG, Yi Yang
183 Bukit Batok West Avenue 8
03-119
Singapore 650183 / SG
02 / NGUYEN, Nam
31 Jurong West Street 41,
03-24 Lakeshore Condo
Singapore 649412 / SG
03 / LU, Yinghui
13574 Old Tree Way
Saratoga, CA 95070 / US
04 / TAWARE, Avinash Vinayak
19 Pilot Rock Place
The Woodlands, Texas 77375 / US
05 / JAGANNANTHAN, Srinivasan
7009 Almeda Road
Apt. 111
Houston, Texas 77054 / US
 [2019/26]
Former [2019/11]01 / ANG, Yi Yang
183 Bukit Batok West Avenue 8
03-119
Singapore 650183 / SG
02 / NGUYEN, Nam
31 Jurong West Street 41,
03-24 Lakeshore Condo
Singapore 649412 / SG
03 / LU, Yinghui
10600 Six Pines Dr. Apt. 1231
The Woodlands, Texas 77380 / US
04 / TAWARE, Avinash Vinayak
19 Pilot Rock Place
The Woodlands, Texas 77375 / US
05 / JAGANNANTHAN, Srinivasan
7009 Almeda Road
Apt. 111
Houston, Texas 77054 / US
Representative(s)Hoffmann Eitle
Patent- und Rechtsanwälte PartmbB
Arabellastraße 30
81925 München / DE
[2019/11]
Application number, filing date16908969.512.07.2016
[2019/11]
WO2016SG50325
Filing languageEN
Procedural languageEN
PublicationType: A2 Application without search report
No.:WO2018013049
Date:18.01.2018
Language:EN
[2018/03]
Type: A2 Application without search report 
No.:EP3452797
Date:13.03.2019
Language:EN
The application published by WIPO in one of the EPO official languages on 18.01.2018 takes the place of the publication of the European patent application.
[2019/11]
Type: B1 Patent specification 
No.:EP3452797
Date:02.03.2022
Language:EN
[2022/09]
Search report(s)International search report - published on:KR22.02.2018
(Supplementary) European search report - dispatched on:EP22.05.2019
ClassificationIPC:G01M3/24, G01B5/18, G06F17/10, E21B47/107, G01V1/28, G01V1/42, // G01V1/50
[2021/40]
CPC:
G01M3/24 (EP); G01V1/50 (EP,US); E21B47/04 (US);
E21B47/107 (EP,US); G01V1/42 (EP); G01V1/46 (US);
G01V2210/1214 (US); G01V2210/123 (EP); G01V2210/1299 (EP,US);
G01V2210/1429 (EP,US); G01V2210/43 (EP,US); G01V2210/65 (EP,US) (-)
Former IPC [2019/25]G01M3/24, G01B5/18, G06F17/10, E21B49/00, G01V1/28, G01V1/42, // G01V1/50
Former IPC [2019/11]G01M3/24, G01B5/18, G06F17/10
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 [2019/11]
Extension statesBANot yet paid
MENot yet paid
Validation statesMANot yet paid
MDNot yet paid
TitleGerman:LECKORTUNG UNTER VERWENDUNG VON KORRELATIONEN VON AKUSTISCHEN SIGNALEN[2019/11]
English:LEAK LOCALIZATION USING ACOUSTIC-SIGNAL CORRELATIONS[2019/11]
French:LOCALISATION DE FUITES À L'AIDE DE CORRÉLATIONS DES SIGNAUX ACOUSTIQUES[2019/11]
Entry into regional phase05.12.2018National basic fee paid 
05.12.2018Search fee paid 
05.12.2018Designation fee(s) paid 
05.12.2018Examination fee paid 
Examination proceduredeletedDate on which the examining division has become responsible
05.12.2018Examination requested  [2019/11]
12.12.2019Amendment by applicant (claims and/or description)
02.06.2020Despatch of a communication from the examining division (Time limit: M04)
28.09.2020Reply to a communication from the examining division
01.09.2021Cancellation of oral proceeding that was planned for 06.09.2021
06.09.2021Date of oral proceedings (cancelled)
15.09.2021Communication of intention to grant the patent
25.01.2022Fee for grant paid
25.01.2022Fee for publishing/printing paid
25.01.2022Receipt of the translation of the claim(s)
Opposition(s)05.12.2022No opposition filed within time limit [2023/06]
Fees paidRenewal fee
05.12.2018Renewal fee patent year 03
04.06.2019Renewal fee patent year 04
26.06.2020Renewal fee patent year 05
03.05.2021Renewal fee patent year 06
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  TooltipHU12.07.2016
AL02.03.2022
AT02.03.2022
CY02.03.2022
CZ02.03.2022
DK02.03.2022
EE02.03.2022
ES02.03.2022
FI02.03.2022
HR02.03.2022
IT02.03.2022
LT02.03.2022
LV02.03.2022
MC02.03.2022
MK02.03.2022
NL02.03.2022
PL02.03.2022
RO02.03.2022
RS02.03.2022
SE02.03.2022
SI02.03.2022
SK02.03.2022
SM02.03.2022
TR02.03.2022
BG02.06.2022
GR03.06.2022
IS02.07.2022
PT04.07.2022
IE12.07.2022
LU12.07.2022
BE31.07.2022
CH31.07.2022
FR31.07.2022
LI31.07.2022
[2024/29]
Former [2024/22]HU12.07.2016
AL02.03.2022
AT02.03.2022
CY02.03.2022
CZ02.03.2022
DK02.03.2022
EE02.03.2022
ES02.03.2022
FI02.03.2022
HR02.03.2022
IT02.03.2022
LT02.03.2022
LV02.03.2022
MC02.03.2022
MK02.03.2022
NL02.03.2022
PL02.03.2022
RO02.03.2022
RS02.03.2022
SE02.03.2022
SI02.03.2022
SK02.03.2022
SM02.03.2022
BG02.06.2022
GR03.06.2022
IS02.07.2022
PT04.07.2022
IE12.07.2022
LU12.07.2022
BE31.07.2022
CH31.07.2022
FR31.07.2022
LI31.07.2022
Former [2024/20]HU12.07.2016
AL02.03.2022
AT02.03.2022
CY02.03.2022
CZ02.03.2022
DK02.03.2022
EE02.03.2022
ES02.03.2022
FI02.03.2022
HR02.03.2022
IT02.03.2022
LT02.03.2022
LV02.03.2022
MC02.03.2022
NL02.03.2022
PL02.03.2022
RO02.03.2022
RS02.03.2022
SE02.03.2022
SI02.03.2022
SK02.03.2022
SM02.03.2022
BG02.06.2022
GR03.06.2022
IS02.07.2022
PT04.07.2022
IE12.07.2022
LU12.07.2022
BE31.07.2022
CH31.07.2022
FR31.07.2022
LI31.07.2022
Former [2024/18]HU12.07.2016
AL02.03.2022
AT02.03.2022
CZ02.03.2022
DK02.03.2022
EE02.03.2022
ES02.03.2022
FI02.03.2022
HR02.03.2022
IT02.03.2022
LT02.03.2022
LV02.03.2022
MC02.03.2022
NL02.03.2022
PL02.03.2022
RO02.03.2022
RS02.03.2022
SE02.03.2022
SI02.03.2022
SK02.03.2022
SM02.03.2022
BG02.06.2022
GR03.06.2022
IS02.07.2022
PT04.07.2022
IE12.07.2022
LU12.07.2022
BE31.07.2022
CH31.07.2022
FR31.07.2022
LI31.07.2022
Former [2023/35]AL02.03.2022
AT02.03.2022
CZ02.03.2022
DK02.03.2022
EE02.03.2022
ES02.03.2022
FI02.03.2022
HR02.03.2022
IT02.03.2022
LT02.03.2022
LV02.03.2022
MC02.03.2022
NL02.03.2022
PL02.03.2022
RO02.03.2022
RS02.03.2022
SE02.03.2022
SI02.03.2022
SK02.03.2022
SM02.03.2022
BG02.06.2022
GR03.06.2022
IS02.07.2022
PT04.07.2022
IE12.07.2022
LU12.07.2022
BE31.07.2022
CH31.07.2022
FR31.07.2022
LI31.07.2022
Former [2023/33]AL02.03.2022
AT02.03.2022
CZ02.03.2022
DK02.03.2022
EE02.03.2022
ES02.03.2022
FI02.03.2022
HR02.03.2022
LT02.03.2022
LV02.03.2022
MC02.03.2022
NL02.03.2022
PL02.03.2022
RO02.03.2022
RS02.03.2022
SE02.03.2022
SI02.03.2022
SK02.03.2022
SM02.03.2022
BG02.06.2022
GR03.06.2022
IS02.07.2022
PT04.07.2022
IE12.07.2022
LU12.07.2022
BE31.07.2022
CH31.07.2022
FR31.07.2022
LI31.07.2022
Former [2023/25]AL02.03.2022
AT02.03.2022
CZ02.03.2022
DK02.03.2022
EE02.03.2022
ES02.03.2022
FI02.03.2022
HR02.03.2022
LT02.03.2022
LV02.03.2022
MC02.03.2022
NL02.03.2022
PL02.03.2022
RO02.03.2022
RS02.03.2022
SE02.03.2022
SI02.03.2022
SK02.03.2022
SM02.03.2022
BG02.06.2022
GR03.06.2022
IS02.07.2022
PT04.07.2022
LU12.07.2022
BE31.07.2022
CH31.07.2022
FR31.07.2022
LI31.07.2022
Former [2023/22]AL02.03.2022
AT02.03.2022
CZ02.03.2022
DK02.03.2022
EE02.03.2022
ES02.03.2022
FI02.03.2022
HR02.03.2022
LT02.03.2022
LV02.03.2022
MC02.03.2022
NL02.03.2022
PL02.03.2022
RO02.03.2022
RS02.03.2022
SE02.03.2022
SI02.03.2022
SK02.03.2022
SM02.03.2022
BG02.06.2022
GR03.06.2022
IS02.07.2022
PT04.07.2022
LU12.07.2022
CH31.07.2022
FR31.07.2022
LI31.07.2022
Former [2023/21]AL02.03.2022
AT02.03.2022
CZ02.03.2022
DK02.03.2022
EE02.03.2022
ES02.03.2022
FI02.03.2022
HR02.03.2022
LT02.03.2022
LV02.03.2022
MC02.03.2022
NL02.03.2022
PL02.03.2022
RO02.03.2022
RS02.03.2022
SE02.03.2022
SI02.03.2022
SK02.03.2022
SM02.03.2022
BG02.06.2022
GR03.06.2022
IS02.07.2022
PT04.07.2022
LU12.07.2022
CH31.07.2022
LI31.07.2022
Former [2023/11]AL02.03.2022
AT02.03.2022
CZ02.03.2022
DK02.03.2022
EE02.03.2022
ES02.03.2022
FI02.03.2022
HR02.03.2022
LT02.03.2022
LV02.03.2022
MC02.03.2022
NL02.03.2022
PL02.03.2022
RO02.03.2022
RS02.03.2022
SE02.03.2022
SI02.03.2022
SK02.03.2022
SM02.03.2022
BG02.06.2022
GR03.06.2022
IS02.07.2022
PT04.07.2022
Former [2023/10]AL02.03.2022
AT02.03.2022
CZ02.03.2022
DK02.03.2022
EE02.03.2022
ES02.03.2022
FI02.03.2022
HR02.03.2022
LT02.03.2022
LV02.03.2022
NL02.03.2022
PL02.03.2022
RO02.03.2022
RS02.03.2022
SE02.03.2022
SI02.03.2022
SK02.03.2022
SM02.03.2022
BG02.06.2022
GR03.06.2022
IS02.07.2022
PT04.07.2022
Former [2023/07]AL02.03.2022
AT02.03.2022
CZ02.03.2022
DK02.03.2022
EE02.03.2022
ES02.03.2022
FI02.03.2022
HR02.03.2022
LT02.03.2022
LV02.03.2022
NL02.03.2022
PL02.03.2022
RO02.03.2022
RS02.03.2022
SE02.03.2022
SK02.03.2022
SM02.03.2022
BG02.06.2022
GR03.06.2022
IS02.07.2022
PT04.07.2022
Former [2023/01]AL02.03.2022
AT02.03.2022
CZ02.03.2022
EE02.03.2022
ES02.03.2022
FI02.03.2022
HR02.03.2022
LT02.03.2022
LV02.03.2022
NL02.03.2022
PL02.03.2022
RO02.03.2022
RS02.03.2022
SE02.03.2022
SK02.03.2022
SM02.03.2022
BG02.06.2022
GR03.06.2022
IS02.07.2022
PT04.07.2022
Former [2022/51]AT02.03.2022
CZ02.03.2022
EE02.03.2022
ES02.03.2022
FI02.03.2022
HR02.03.2022
LT02.03.2022
LV02.03.2022
NL02.03.2022
PL02.03.2022
RO02.03.2022
RS02.03.2022
SE02.03.2022
SK02.03.2022
SM02.03.2022
BG02.06.2022
GR03.06.2022
IS02.07.2022
PT04.07.2022
Former [2022/49]AT02.03.2022
CZ02.03.2022
EE02.03.2022
ES02.03.2022
FI02.03.2022
HR02.03.2022
LT02.03.2022
LV02.03.2022
NL02.03.2022
PL02.03.2022
RO02.03.2022
RS02.03.2022
SE02.03.2022
SK02.03.2022
SM02.03.2022
BG02.06.2022
GR03.06.2022
PT04.07.2022
Former [2022/48]AT02.03.2022
CZ02.03.2022
EE02.03.2022
ES02.03.2022
FI02.03.2022
HR02.03.2022
LT02.03.2022
LV02.03.2022
NL02.03.2022
PL02.03.2022
RO02.03.2022
RS02.03.2022
SE02.03.2022
SM02.03.2022
BG02.06.2022
GR03.06.2022
PT04.07.2022
Former [2022/47]AT02.03.2022
ES02.03.2022
FI02.03.2022
HR02.03.2022
LT02.03.2022
LV02.03.2022
NL02.03.2022
PL02.03.2022
RO02.03.2022
RS02.03.2022
SE02.03.2022
SM02.03.2022
BG02.06.2022
GR03.06.2022
PT04.07.2022
Former [2022/44]ES02.03.2022
FI02.03.2022
HR02.03.2022
LT02.03.2022
LV02.03.2022
NL02.03.2022
PL02.03.2022
RS02.03.2022
SE02.03.2022
BG02.06.2022
GR03.06.2022
Former [2022/39]ES02.03.2022
FI02.03.2022
HR02.03.2022
LT02.03.2022
LV02.03.2022
PL02.03.2022
RS02.03.2022
SE02.03.2022
BG02.06.2022
GR03.06.2022
Former [2022/36]ES02.03.2022
HR02.03.2022
LT02.03.2022
LV02.03.2022
PL02.03.2022
RS02.03.2022
SE02.03.2022
BG02.06.2022
GR03.06.2022
Former [2022/35]ES02.03.2022
HR02.03.2022
LT02.03.2022
RS02.03.2022
SE02.03.2022
BG02.06.2022
Former [2022/34]ES02.03.2022
LT02.03.2022
Former [2022/33]LT02.03.2022
Documents cited:Search[A]US4114721  (GLENN JR EDWIN E) [A] 1-15 * column 3, line 48 - column 4, line 33; figures 1-4 *;
 [Y]US2003139884  (BLANCH JOAKIM O [US], et al) [Y] 1-15 * paragraphs [0027] - [0044]; figures 1,4,5 *;
 [A]WO2004111388  (SCHLUMBERGER SERVICES PETROL [FR], et al) [A] 1-15* page 10 - page 13; figure 2 *;
 [A]JP2006308563  (OSAKA GAS CO LTD) [A] 1-15 * paragraphs [0027] - [0032]; figures 1,4; claim 1 *;
 [Y]WO2016010553  (HALLIBURTON ENERGY SERVICES INC [US]) [Y] 1-15 * Abstract; paragraphs [0027] - [0039] - [0045] , [0074]; figures 9,10 *
International search[A]US4881207  (DUBESSET MICHEL [FR], et al) [A] 1-20 * See abstract, claims 1, 5, and figure 1. *;
 [X]US2003139884  (BLANCH JOAKIM O [US], et al) [X] 1-20 * See paragraphs [0021]-[0024], [0040], claims 1-3, 21, 22, and figure 1. *;
 [A]EP1325358  (CONOCO PHILLIPS COMPANY [US]) [A] 1-20* See claims 1, 3, and figures 1, 2. *;
 [A]WO2016068979  (HALLIBURTON ENERGY SERVICES INC [US]) [A] 1-20 * See claims 1, 7, 8 and figures 1, 2. *;
 [A]WO2016073003  (HALLIBURTON ENERGY SERVICES INC [US]) [A] 1-20 * See page 12, line 2 - page 13, line 10, page 25, line 29 - page 28, line 19, and figure 15. *
by applicantUS4114721
 US2003139884
 WO2004111388
 JP2006308563
 WO2016010553
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.