Directional Drilling Apparatus

Details for Australian Patent Application No. 2003212036 (hide)

Owner Halco Directional Drilling Products Limited

Inventors Falvey, Alistair Michael; Gartside, John Willoughby

Agent Spruson & Ferguson

Pub. Number AU-B-2003212036

Parent 24524

Filing date 10 July 2003

Wipo publication date 14 August 2003

Acceptance publication date 28 July 2005

International Classifications

E21B 007/04 Special methods or apparatus for drilling - Directional drilling

E21B 017/046 Drilling rods or pipes

E21B 010/36 Drilling tools - Percussion drill bits

E21B 017/02 Drilling rods or pipes - Couplings

Event Publications

24 July 2003 Complete Application Filed

14 August 2003 Application Open to Public Inspection

  Published as AU-B-2003212036

6 May 2004 Assignment before Grant

  Halco Drilling International Limited The application has been assigned to Halco Drilling International Limited

28 July 2005 Application Accepted

  Published as AU-B-2003212036

24 November 2005 Standard Patent Sealed

4 September 2008 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired

  This patent ceased under section 143(a), or Expired. Note that applications or patents shown as lapsed or ceased may be restored at a later date.

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