System and method for navigating using two-way ultrasonic positioning

Details for Australian Patent Application No. 2003230547 (hide)

Owner NavCom Technology, Inc.

Inventors Zeitzew, Michael A

Agent Phillips Ormonde Fitzpatrick

Pub. Number AU-B-2003230547

PCT Number PCT/US03/01931

PCT Pub. Number WO2003/062850

Priority 10/057,662 25.01.02 US

Filing date 23 January 2003

Wipo publication date 2 September 2003

Acceptance publication date 21 September 2006

International Classifications

G01S 3/80 (2006.01) Direction-finders for determining the direction from which infrasonic, sonic, ultrasonic, or electromagnetic waves, or particle emission, not having a directional significance, are being received

Event Publications

14 August 2003 Complete Application Filed

  Priority application(s): 10/057,662 25.01.02 US

18 September 2003 Application Open to Public Inspection

  Published as AU-B-2003230547

21 September 2006 Application Accepted

  Published as AU-B-2003230547

18 January 2007 Standard Patent Sealed

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