HIGH FREQUENCY AND MULTI FREQUENCY BAND ULTRASOUND TRANSDUCERS BASED ON CERAMIC FILMS

Details for Australian Patent Application No. 2002335588 (hide)

Owner EAGLE ULTRASOUND AS

Inventors ANGELSEN, Bjorn, A., J.; JOHANSEN, Tonni, F.; OSTGARD, Jarle

Pub. Number AU-A-2002335588

PCT Number PCT/NO02/00263

PCT Pub. Number WO2004/007098

Filing date 15 July 2002

Wipo publication date 2 February 2004

International Classifications

B06B 001/06 Processes or apparatus for generating mechanical vibrations of infrasonic, sonic or ultrasonic frequency - operating with piezo-electric effect or with electrostriction

H04R 017/00 Piezo-electric transducers

G10K 011/02 Methods or devices for transmitting, conducting or directing sound in general

Event Publications

20 February 2003 Complete Application Filed

18 March 2004 Application Open to Public Inspection

  Published as AU-A-2002335588

7 April 2005 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired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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