Collapsible Stairway

Details for Australian Patent Application No. 2003204847 (hide)

Owner Emmerton, D.

Inventors Emmerton, Donald J

Agent Pipers

Pub. Number AU-A-2003204847

Priority PO 7484 23.06.97 AU

Parent 80923

Filing date 23 June 2003

Wipo publication date 31 July 2003

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

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

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

B61D 023/02 Construction of steps for railway vehicles

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

Event Publications

3 July 2003 Complete Application Filed

  Priority application(s): PO 7484 23.06.97 AU

31 July 2003 Application Open to Public Inspection

  Published as AU-A-2003204847

7 April 2005 Amendment Made

  The nature of the amendment is: Application is to proceed under the number 2003101080

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