METHOD OF DETECTING WEAR ON A SUBSTRATE USING A FLUORESCENT INDICATOR

Details for Australian Patent Application No. 2002324892 (hide)

Owner 3M INNOVATIVE PROPERTIES COMPANY

Inventors CHEN, Yen-Lane; WILLIAMSON, Gary, S.

Pub. Number AU-A-2002324892

PCT Number PCT/US02/28335

PCT Pub. Number WO2003/038408

Priority 10/003,217 30.10.01 US

Filing date 6 September 2002

Wipo publication date 12 May 2003

International Classifications

G01N 003/56 Investigating strength properties of solid materials by application of mechanical stress - Investigating resistance to wear or abrasion

G01N 021/64 Investigating or analysing materials by the use of optical means, i.e. using infra-red, visible, or ultra-violet light - Fluorescence

Event Publications

16 January 2003 Complete Application Filed

  Priority application(s): 10/003,217 30.10.01 US

10 July 2003 Application Open to Public Inspection

  Published as AU-A-2002324892

15 July 2004 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired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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