Bone conductive speaker

Details for Australian Patent Application No. 2003241798 (hide)

Owner Temco Japan Co., Ltd.

Inventors Kobayashi, Kazuji

Agent Davies Collison Cave

Pub. Number AU-B-2003241798

PCT Number PCT/JP03/06594

PCT Pub. Number WO2003/101146

Priority 2002-153245 28.05.02 JP

Filing date 27 May 2003

Wipo publication date 12 December 2003

Acceptance publication date 13 September 2007

International Classifications

H04R 1/00 (2006.01) Details of transducers

B06B 1/04 (2006.01) Processes or apparatus for generating mechanical vibrations of infrasonic, sonic or ultrasonic frequency

H04R 9/10 (2006.01) Transducers of moving-coil, moving-strip, or moving-wire type

H04R 13/00 (2006.01) Transducers having an acoustic diaphragm of magnetisable material directly co-acting with electromagnet

Event Publications

11 September 2003 Complete Application Filed

  Priority application(s): 2002-153245 28.05.02 JP

5 February 2004 Application Open to Public Inspection

  Published as AU-B-2003241798

13 September 2007 Application Accepted

  Published as AU-B-2003241798

17 January 2008 Standard Patent Sealed

24 December 2009 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired

  This patent ceased under section 143(a), or Expired. Note that applications or patents shown as lapsed or ceased may be restored at a later date.

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