A ladderway system for underground raises

Details for Australian Patent Application No. 2005312343 (hide)

Owner Bortana Pty Ltd

Inventors Durkin, Steven Peter

Agent Janet Stead & Associates Patent & Trade Marks Attorneys

Pub. Number AU-B-2005312343

PCT Pub. Number WO2006/058380

Priority 2004906913 03.12.04 AU

Filing date 2 December 2005

Wipo publication date 8 June 2006

Acceptance publication date 2 September 2010

International Classifications

E21F 11/00 (2006.01) Rescue devices or other safety devices, e.g. safety chambers, escape ways

E06C 1/34 (2006.01) Ladders in general

E06C 9/02 (2006.01) Ladders characterised by being permanently attached to fixed structures, e.g. fire escapes

E21D 7/00 (2006.01) Shaft equipment, e.g. timbering within the shaft

Event Publications

7 June 2007 PCT application entered the National Phase

  PCT publication WO2006/058380 Priority application(s): WO2006/058380

2 September 2010 Application Accepted

  Published as AU-B-2005312343

6 January 2011 Standard Patent Sealed

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