Stairway for use on building sites

Details for Australian Patent Application No. 2007262663 (hide)

Owner Preston, J.

Inventors Preston, John Clement

Agent Watermark

Pub. Number AU-A-2007262663

PCT Pub. Number WO2007/147210

Priority 2006903316 20.06.06 AU

Filing date 20 June 2007

Wipo publication date 27 December 2007

International Classifications

E04G 27/00 (2006.01) Temporary arrangements for giving access from one level to another for men or vehicles, e.g. steps, ramps

B64F 1/315 (2006.01) Ground or aircraft-carrier-deck installations

E04F 11/00 (2006.01) Stairways, ramps, or like structures

Event Publications

15 January 2009 PCT application entered the National Phase

  PCT publication WO2007/147210 Priority application(s): WO2007/147210

12 May 2011 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired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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