METHOD TO CHARACTERIZE MATERIAL USING MATHEMATICAL PROPAGATION MODELS AND ULTRASONIC SIGNAL

Details for Australian Patent Application No. 2002352921 (hide)

Owner LOCKHEED MARTIN CORPORATION

Inventors DUBOIS, Marc; LORRAINE, Peter, W.; FILKINS, Robert, J.; DRAKE, Thomas, E.

Pub. Number AU-A-2002352921

PCT Number PCT/US02/37847

PCT Pub. Number WO2003/046544

Priority 09/996,098 26.11.01 US

Filing date 25 November 2002

Wipo publication date 10 June 2003

International Classifications

G01N 029/24 Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves - Probes

G01S 015/89 Systems using the reflection or reradiation of acoustic waves, e.g. sonar systems

G01N 029/04 Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves - Analysing solids

Event Publications

20 March 2003 Complete Application Filed

  Priority application(s): 09/996,098 26.11.01 US

21 August 2003 Application Open to Public Inspection

  Published as AU-A-2002352921

12 August 2004 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired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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