A DOWN-THE HOLE HAMMER

Details for Australian Patent Application No. 2003273513 (hide)

Owner MINROC TECHNICAL PROMOTIONS LIMITED

Inventors Purcell, Joseph

Agent Wallington-Dummer of Suite **** Street Sydney NSW 2000 Australia

Pub. Number AU-A-2003273513

PCT Number PCT/IE03/00132

PCT Pub. Number WO2004/031530

Priority S20020794 04.10.02 IE

Filing date 30 September 2003

Wipo publication date 23 April 2004

International Classifications

E21B 004/14 Drives for drilling, used in the borehole

Event Publications

5 February 2004 Complete Application Filed

  Priority application(s): S20020794 04.10.02 IE

27 May 2004 Application Open to Public Inspection

  Published as AU-A-2003273513

26 April 2007 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired

  This application lapsed under section 142(2)(a). A direction to request examination has been given for this application. Note that applications or patents shown as lapsed or ceased may be restored at a later date.

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