ELECTROMAGNETIC PIEZOELECTRIC ACOUSTIC SENSOR

Details for Australian Patent Application No. 2002322938 (hide)

Owner BALLANTYNE, Scott THOMPSON, Michael

Inventors BALLANTYNE, Scott; THOMPSON, Michael

Pub. Number AU-A-2002322938

PCT Number PCT/CA02/01320

PCT Pub. Number WO2003/019981

Priority 60/375,436 26.04.02 US; 2,356,044 28.08.01 CA

Filing date 28 August 2002

Wipo publication date 10 March 2003

International Classifications

H04R 017/00 Piezo-electric transducers

Event Publications

16 January 2003 Complete Application Filed

  Priority application(s): 60/375,436 26.04.02 US; 2,356,044 28.08.01 CA

5 June 2003 Application Open to Public Inspection

  Published as AU-A-2002322938

10 June 2004 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired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