Apparatus and method for providing dimming control of lamps and electrical lighting systems

Details for Australian Patent Application No. 2004302569 (hide)

Owner e.Energy Double Tree Limited

Inventors Ho, Ngai Man; Hui, Shu Yuen Ron; Chung, Shu-Hung Henry

Agent Hodgkinson McInnes

Pub. Number AU-A-2004302569

PCT Pub. Number WO2005/022952

Priority 0320067.2 27.08.03 GB

Filing date 26 August 2004

Wipo publication date 10 March 2005

International Classifications

H05B 41/38 (2006.01) Circuit arrangements or apparatus for igniting or operating discharge lamps - Controlling the intensity of light

Event Publications

23 March 2006 PCT application entered the National Phase

  PCT publication WO2005/022952 Priority application(s): WO2005/022952

29 November 2007 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired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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