ROCK BOLT

Details for Australian Patent Application No. 2003263117 (hide)

Owner GRAVITT, David, Malcome MCKELVEY, John, Paul TYRER, David, Charles CROMPTON, Brendan, Robert

Inventors MCKELVEY, John, Paul; CROMPTON, Brendan, Robert; TYRER, David, Charles; GRAVITT, David, Malcome

Pub. Number AU-A-2003263117

PCT Number PCT/ZA03/00117

PCT Pub. Number WO2004/016909

Priority 03/0953 04.02.03 ZA; 02/6603 19.08.02 ZA

Filing date 18 August 2003

Wipo publication date 3 March 2004

International Classifications

E21D 021/00 Anchoring-bolts for roof, floor, or shaft-lining protection

F16B 019/12 Bolts without screw-thread

Event Publications

11 December 2003 Complete Application Filed

  Priority application(s): 03/0953 04.02.03 ZA; 02/6603 19.08.02 ZA

22 April 2004 Application Open to Public Inspection

  Published as AU-A-2003263117

2 June 2005 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired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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