ULTRASONIC SENSOR

Details for Australian Patent Application No. 2003231547 (hide)

Owner MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD.

Inventors HASHIMOTO, Masahiko; NAGAHARA, Hidetomo; SUZUKI, Masaaki

Pub. Number AU-A-2003231547

PCT Number PCT/JP03/05436

PCT Pub. Number WO2004/098234

Filing date 28 April 2003

Wipo publication date 23 November 2004

International Classifications

H04R 001/44 Details of transducers - Special adaptations for subaqueous use, e.g. for hydrophone

H04R 001/34 Details of transducers

G01F 001/66 Measuring volume flow - by measuring frequency, phase shift, or propagation time of electromagnetic or other waves, e.g. ultrasonic flowmeters

G01S 007/52 Details of systems according to groups , , - of systems according to group

Event Publications

14 August 2003 Complete Application Filed

23 December 2004 Application Open to Public Inspection

  Published as AU-A-2003231547

12 January 2006 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired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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