FIXED ABRASIVE ARTICLES WITH WEAR INDICATORS

Details for Australian Patent Application No. 2002316648 (hide)

Owner 3M INNOVATIVE PROPERTIES COMPANY

Inventors TIETZ, James, V.

Pub. Number AU-A-2002316648

PCT Number PCT/US02/21940

PCT Pub. Number WO2003/008151

Priority 09/910,425 20.07.01 US

Filing date 12 July 2002

Wipo publication date 3 March 2003

International Classifications

B24D 003/28 Physical features of abrasive bodies, or sheets, e.g. abrasive surfaces of special nature

B24D 003/34 Physical features of abrasive bodies, or sheets, e.g. abrasive surfaces of special nature - characterised by additives enhancing special physical properties, e.g. wear resistance, electric conductivity, self-cleaning properties

B24B 037/04 Lapping machines or devices, i.e. requiring pulverulent abrading substances inserted between a lap of relatively soft but rigid material and the surface to be lapped - designed for working plane surfaces

Event Publications

9 January 2003 Complete Application Filed

  Priority application(s): 09/910,425 20.07.01 US

22 May 2003 Application Open to Public Inspection

  Published as AU-A-2002316648

8 April 2004 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired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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