A layered microphone structure

Details for Australian Patent Application No. 2001240323 (hide)

Owner Hearworks Pty Ltd

Inventors Raicevich, George

Agent Griffith Hack

Pub. Number AU-B-2001240323

PCT Pub. Number WO01/67809

Priority PQ9510 07.03.00 AU

Filing date 7 March 2001

Wipo publication date 17 September 2001

Acceptance publication date 28 July 2005

International Classifications

H04R 019/00 Electrostatic transducers

Event Publications

27 November 2003 Assignment before Grant

  Raicevich, George The application has been assigned to Hearworks Pty Ltd

28 July 2005 Application Accepted

  Published as AU-B-2001240323

24 November 2005 Standard Patent Sealed

12 October 2006 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired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