Rock bolt with grout flow geometry

Details for Australian Patent Application No. 2007200391 (hide)

Owner Raytheon UTD Inc

Inventors Giraldo, Luis B; Cotten, Steven A

Agent Griffith Hack

Pub. Number AU-A-2007200391

Priority 60/763,370 31.01.06 US

Filing date 30 January 2007

Wipo publication date 16 August 2007

International Classifications

E21D 21/00 (2006.01) Anchoring-bolts for roof, floor, or shaft-lining protection

Event Publications

15 February 2007 Complete Application Filed

  Priority application(s): 60/763,370 31.01.06 US

16 August 2007 Application Open to Public Inspection

  Published as AU-A-2007200391

2 December 2010 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired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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