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Extract from the Register of European Patents

EP About this file: EP0908600

EP0908600 - Formation testing apparatus [Right-click to bookmark this link]
StatusThe application has been withdrawn
Status updated on  18.01.2002
Database last updated on 20.09.2024
Most recent event   Tooltip18.01.2002Change - withdrawalpublished on 06.03.2002  [2002/10]
Applicant(s)For all designated states
HALLIBURTON ENERGY SERVICES, INC.
P.O. Box 819052
Dallas
Texas 75381-9052 / US
[N/P]
Former [1999/15]For all designated states
Halliburton Energy Services, Inc.
P.O. Box 819052
Dallas, Texas 75381-9052 / US
Inventor(s)01 / Skinner, Neal G.
1219 Indian Paint
Lewisville, Texas 75076 / US
[1999/15]
Representative(s)Wain, Christopher Paul, et al
A.A. Thornton & Co. 235 High Holborn London
WC1V 7LE / GB
[N/P]
Former [1999/15]Wain, Christopher Paul, et al
A.A. THORNTON & CO. Northumberland House 303-306 High Holborn
London WC1V 7LE / GB
Application number, filing date98308218.108.10.1998
[1999/15]
Priority number, dateUS1997094780509.10.1997         Original published format: US 947805
[1999/15]
Filing languageEN
Procedural languageEN
PublicationType: A2 Application without search report 
No.:EP0908600
Date:14.04.1999
Language:EN
[1999/15]
Type: A3 Search report 
No.:EP0908600
Date:20.12.2000
[2000/51]
Search report(s)(Supplementary) European search report - dispatched on:EP07.11.2000
ClassificationIPC:E21B47/06, E21B47/18, E21B49/10, E21B49/08
[1999/15]
CPC:
E21B49/088 (EP); E21B33/1243 (EP); E21B47/06 (EP);
E21B47/18 (EP); E21B49/10 (EP)
Designated contracting statesDK,   FR,   GB,   NL [2001/36]
Former [1999/15]AT,  BE,  CH,  CY,  DE,  DK,  ES,  FI,  FR,  GB,  GR,  IE,  IT,  LI,  LU,  MC,  NL,  PT,  SE 
TitleGerman:Vorrichtung zur Untersuchung einer Formation[1999/15]
English:Formation testing apparatus[1999/15]
French:Dispositif pour l'essai de formations[1999/15]
Examination procedure11.06.2001Examination requested  [2001/33]
06.12.2001Application withdrawn by applicant  [2002/06]
09.01.2002Application withdrawn by applicant  [2002/10]
Fees paidRenewal fee
11.10.2000Renewal fee patent year 03
11.10.2001Renewal 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.
Documents cited:Search[X]US5644076  (CHIN WILSON C ET AL) [X] 1 * column 2, lines 36-60 * * column 3, line 59 - column 4, line 19 * * column 8, lines 10-39 * * column 8, lines 60-65; figures 2-9 *;
 [XY]US5130705  (ALLEN JAMES R ET AL) [X] 1 * column 2, lines 25-35; figures 1-3 * * column 3, line 60 - column 4, line 15 * [Y] 2,3;
 [Y]US4125163  (FITZPATRICK DOUG) [Y] 2,3 * column 3, line 55 - column 4, line 20; figures 1,2,4-7 * * column 5, lines 8-39 *;
 [X]US4893505  (MARSDEN MICHAEL J ET AL) [X] 1 * column 2, lines 3-10; figures 1,2,4,5 * * column 6, lines 45-65 *;
 [X]US5473939  (LEDER JOHN L ET AL) [X] 1 * column 14, line 64 - column 15, line 5; figures 1-3 * * column 19, lines 14-30 * * column 21, lines 24-35; claim 2 *;
 [Y]EP0697502  (SCHLUMBERGER SERVICES PETROL ;SCHLUMBERGER TECHNOLOGY BV (NL); SCH) [Y] 7-10 * column 4, line 31 - column 5, line 11 *;
 [A]US5166908  (MONTGOMERY MELVIN) [A] 1 * column 12, line 49 - column 13, line 5; figures 17,18 *
 [XY]  - MDT Modular Formation Dynamics Tester, HOUSTON, SCHLUMBERGER EDUCATIONAL SERVICES, (199211), XP002150355 [X] 1,6 * figures 7,11-13 * [Y] 7-10
 [A]  - M. WANNELL, N. COLLEY, F. HALFORD, "The Use of a New Technique to Determine Permeability Anisotropy", SPE26801, Aberdeen, (19930907), pages 489 - 495, XP002150665 [A] 7-10 * the whole document *
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.