CLASS D SWITCHING AUDIO AMPLIFIER

Details for Australian Patent Application No. 2002332009 (hide)

Owner BUTLER, Joel

Inventors BUTLER, Joel

Pub. Number AU-A-2002332009

PCT Number PCT/US02/31344

PCT Pub. Number WO2003/032483

Priority 09/973,360 09.10.01 US

Filing date 1 October 2002

Wipo publication date 22 April 2003

International Classifications

H03F 003/38 Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements - Dc amplifiers with modulator at input and demodulator at output

H03F 003/217 Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements

Event Publications

6 February 2003 Complete Application Filed

  Priority application(s): 09/973,360 09.10.01 US

3 July 2003 Application Open to Public Inspection

  Published as AU-A-2002332009

24 June 2004 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired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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