COMMUNICATION SYSTEM FOR DOWN HOLE USE

Details for Australian Patent Application No. 2003201989 (hide)

Owner SPRING, Gregson, William, Martin

Inventors SPRING, Gregson, William, Martin

Pub. Number AU-A-2003201989

PCT Number PCT/GB03/00027

PCT Pub. Number WO2004/061269

Filing date 7 January 2003

Wipo publication date 29 July 2004

International Classifications

E21B 047/12 Survey of boreholes or wells - Means for transmitting measuring-signals from the well to the surface, e.g. for logging while drilling

Event Publications

3 April 2003 Complete Application Filed

2 September 2004 Application Open to Public Inspection

  Published as AU-A-2003201989

22 September 2005 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired

  This application lapsed under section 142(2)(f)/See Reg. 8.3(3). Examination has not yet been requested or directed for this application. Note that applications or patents shown as lapsed or ceased may be restored at a later date.

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