Mine roof support machine

Details for Australian Patent Application No. 2005211527 (hide)

Owner McConnell Dowell Constructors (Aust) Pty Ltd

Inventors Sibthorpe, David

Agent Watermark

Pub. Number AU-A-2005211527

Priority 2004905332 15.09.04 AU

Filing date 14 September 2005

Wipo publication date 30 March 2006

International Classifications

E21D 23/04 (2006.01) Mine roof supports for step-by-step movement, e.g. in combination with provisions for shifting of conveyers, mining machines, or guides therefor

E21D 23/26 (2006.01) 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

29 September 2005 Complete Application Filed

  Priority application(s): 2004905332 15.09.04 AU

30 March 2006 Application Open to Public Inspection

  Published as AU-A-2005211527

7 April 2011 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired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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