AN APPARATUS FOR SUPPORTING A TUNNEL

Details for Australian Patent Application No. 2003264167 (hide)

Owner LUMB, Hilary, Leith

Inventors Lumb, Matthew Alexander

Agent Griffith Hack

Pub. Number AU-A-2003264167

PCT Number PCT/AU03/01251

PCT Pub. Number WO2004/027215

Priority 2002951570 23.09.02 AU

Filing date 23 September 2003

Wipo publication date 8 April 2004

International Classifications

E21D 023/08 Mine roof supports for step-by-step movement, e.g. in combination with provisions for shifting of conveyers, mining machines, or guides therefor

E21D 023/04 Mine roof supports for step-by-step movement, e.g. in combination with provisions for shifting of conveyers, mining machines, or guides therefor

Event Publications

11 December 2003 Complete Application Filed

  Priority application(s): 2002951570 23.09.02 AU

20 May 2004 Application Open to Public Inspection

  Published as AU-A-2003264167

23 April 2009 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired

  This application lapsed under section 142(2)(d). Examination has been requested or an examination report has issued for this application. Note that applications or patents shown as lapsed or ceased may be restored at a later date.

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