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Extract from the Register of European Patents

EP About this file: EP1071864

EP1071864 - A SYSTEM AND METHOD FOR LOCATING A TOOL IN A WELLBORE, A TUBULAR AND A DEVICE FOR THE SYSTEM [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  02.04.2004
Database last updated on 14.09.2024
Most recent event   Tooltip21.03.2008Lapse of the patent in a contracting statepublished on 23.04.2008  [2008/17]
Applicant(s)For all designated states
Weatherford/Lamb, Inc.
515 Post Oak Boulevard, Suite 600 Houston
Texas 77027 / US
[N/P]
Former [2003/19]For all designated states
Weatherford/Lamb, Inc.
515 Post Oak Boulevard, Suite 600
Houston Texas 77027 / US
Former [2001/05]For all designated states
Weatherford/Lamb Inc.
CSC - The United States Corporation Company, 1013 Centre Road
Wilmington, DE 19805 / US
For all designated states
LUCAS, Brian Ronald
Lucas & Co., 135 Westhall Road
Warlingham, Surrey CR6 9HJ / GB
Inventor(s)01 / SINGLETON, Teme, Forrest
312 Leona Street
Houma, LA 70363 / US
 [2001/05]
Representative(s)Harding, Richard Patrick
Marks & Clerk LLP
4220 Nash Court
Oxford Business Park South
Oxford
OX4 2RU / GB
[N/P]
Former [2001/05]Harding, Richard Patrick
Marks & Clerk, 4220 Nash Court, Oxford Business Park South
Oxford OX4 2RU / GB
Application number, filing date99911937.323.03.1999
[2001/05]
WO1999GB00918
Priority number, dateUS1998016246923.03.1998         Original published format: US 162469
[2001/05]
Filing languageEN
Procedural languageEN
PublicationType: A1 Application with search report
No.:WO9949178
Date:30.09.1999
Language:EN
[1999/39]
Type: A1 Application with search report 
No.:EP1071864
Date:31.01.2001
Language:EN
The application published by WIPO in one of the EPO official languages on 30.09.1999 takes the place of the publication of the European patent application.
[2001/05]
Type: B1 Patent specification 
No.:EP1071864
Date:28.05.2003
Language:EN
[2003/22]
Search report(s)International search report - published on:EP30.09.1999
ClassificationIPC:E21B29/06, E21B23/01, E21B23/00, E21B7/06
[2001/05]
CPC:
E21B23/00 (EP,US); E21B23/006 (EP,US); E21B23/01 (EP,US);
E21B7/061 (EP,US)
Designated contracting statesDE,   FR,   GB,   IT,   NL [2001/05]
TitleGerman:SYSTEM UND VERFAHREN ZUR POSITIONIERUNG EINES WERKZEUGES IN EINEM BOHRLOCH, ROHR UND VORRICHTUNG FÜR DAS SYSTEM[2001/05]
English:A SYSTEM AND METHOD FOR LOCATING A TOOL IN A WELLBORE, A TUBULAR AND A DEVICE FOR THE SYSTEM[2001/05]
French:SYSTEME ET PROCEDE POUR LOCALISER UN OUTIL DANS UN PUITS DE FORAGE, ET MATERIEL TUBULAIRE ET DISPOSITIF POUR CE SYSTEME[2001/05]
Entry into regional phase26.09.2000National basic fee paid 
26.09.2000Designation fee(s) paid 
26.09.2000Examination fee paid 
Examination procedure04.10.1999Request for preliminary examination filed
International Preliminary Examining Authority: EP
26.09.2000Examination requested  [2001/05]
04.12.2002Communication of intention to grant the patent
21.02.2003Fee for grant paid
21.02.2003Fee for publishing/printing paid
Opposition(s)02.03.2004No opposition filed within time limit [2004/21]
Fees paidRenewal fee
16.03.2001Renewal fee patent year 03
13.03.2002Renewal fee patent year 04
11.03.2003Renewal fee patent year 05
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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  TooltipIT28.05.2003
[2008/17]
Cited inInternational search[XA]US5531271  (CARTER THURMAN B [US]) [X] 1-8,10,11,20-31 * column 12, line 66 - column 13, line 35 * * column 13, line 58 - line 62 * * column 14, line 39 - column 15, line 8 * * column 15, line 52 - column 16, line 7 * * column 17, line 54 - column 18, line 7 * * column 22, line 45 - line 53 * * column 24, line 58 - column 25, line 21 * * column 26, line 60 - column 27, line 35 * * figures 1-5,9,16,26 * * figures 52B,61,72,74 * * see for instance tubular 12, (very general term )profile 26, key 36,concave 22, friction engaging means 316,1492,197,setting bar 514, flexible member 650,slots in fig. 49,50 * [A] 12-19;
 [XA]US5595247  (BRADDICK BRITT O [US]) [X] 1-6,9,14,15,24-31 * column 6, line 18 - line 47 * * column 9, line 63 - column 10, line 19 * * column 12, line 53 - line 65 * * see tubular C, profiles 24, 26, key 90, slot 92, setting tool WSS, shear pin 182;; figures 3,5,6,17 * [A] 7,8
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.