METHOD AND APPARATUS FOR FORCE-BASED TOUCH INPUT

Details for Australian Patent Application No. 2002245562 (hide)

Owner 3M INNOVATIVE PROPERTIES COMPANY

Inventors ROBERTS, Jerry, B.

Pub. Number AU-A-2002245562

PCT Pub. Number WO2002/084244

Priority 09/835,040 13.04.01 US

Filing date 5 March 2002

Wipo publication date 28 October 2002

International Classifications

G01L 001/14 Measuring force or stress, in general - by measuring variations in capacitance or inductance of electrical elements, e.g. by measuring variations of frequency of electrical oscillators

G06K 011/16 Methods or arrangements for graph-reading or for converting the pattern of mechanical parameters, e.g. force or presence, into electrical signals

Event Publications

17 April 2003 Application Open to Public Inspection

  Published as AU-A-2002245562

25 October 2007 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired

  This application lapsed under section 142(2)(d). Examination has been requested or an examination report has issued for this application. Note that applications or patents shown as lapsed or ceased may be restored at a later date.

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