MICROMACHINED SILICON TUNED COUNTERBALANCED ACCELEROMETER-GYRO WITH QUADRATURE NULLING

Details for Australian Patent Application No. 2002316309 (hide)

Owner NORTHROP GRUMMAN CORPORATION

Inventors STEWART, Robert, E.; WYSE, Stanley, F.

Pub. Number AU-A-2002316309

PCT Number PCT/US02/19579

PCT Pub. Number WO2003/029754

Priority 09/971,345 03.10.01 US

Filing date 20 June 2002

Wipo publication date 14 April 2003

International Classifications

G01C 019/56 Gyroscopes - Turn-sensitive devices with vibrating masses, e.g. tuning fork

G01P 015/125 Measuring acceleration - by capacitive pick-up

G01P 015/13 Measuring acceleration - by measuring the force required to restore a proofmass subjected to inertial forces to a null position

Event Publications

9 January 2003 Complete Application Filed

  Priority application(s): 09/971,345 03.10.01 US

26 June 2003 Application Open to Public Inspection

  Published as AU-A-2002316309

17 June 2004 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired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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