Collapsible Stairway

Details for Australian Patent Application No. 2005200785 (hide)

Owner Emmerton, D. Australian Project Specialists Pty Ltd

Inventors Broad, Kerry C.; Emmerton, Donald J.

Agent Pipers

Pub. Number AU-A-2005200785

Parent 2003204847

Filing date 22 February 2005

Wipo publication date 7 April 2005

International Classifications

E04F 011/06 Stairways, ramps, or like structures

E06C 009/08 Ladders characterised by being permanently attached to fixed structures, e.g. fire escapes

B61D 023/02 Construction of steps for railway vehicles

E06C 005/02 Ladders characterised by being mounted on undercarriages or vehicles

B60R 003/02 Arrangements of steps, e.g. running-boards

E06C 005/24 Ladders characterised by being mounted on undercarriages or vehicles

Event Publications

10 March 2005 Complete Application Filed

7 April 2005 Application Open to Public Inspection

  Published as AU-A-2005200785

8 January 2009 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired

  This application lapsed under section 142(2)(e). 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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