METHODS AND APPARATUS TO DETECT AN OPERATING STATE OF A DISPLAY BASED ON VISIBLE LIGHT

Details for Australian Patent Application No. 2003270899 (hide)

Owner NIELSEN MEDIA RESEARCH, INC.

Inventors NIELSEN, Christen, V.

Pub. Number AU-A-2003270899

PCT Number PCT/US03/30370

PCT Pub. Number WO2005/041166

Filing date 25 September 2003

Wipo publication date 11 May 2005

International Classifications

G09G 005/00 Control arrangements or circuits for visual indicators common to cathode-ray tube indicators and other visual indicators

Event Publications

15 January 2004 Complete Application Filed

30 June 2005 Application Open to Public Inspection

  Published as AU-A-2003270899

8 June 2006 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired

  This application lapsed under section 142(2)(f)/See Reg. 8.3(3). Examination has not yet been requested or directed for this application. Note that applications or patents shown as lapsed or ceased may be restored at a later date.

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