EDGE FINISHING PROCESS FOR GLASS OR CERAMIC DISKS USED IN DISK DRIVE DATA STORAGE DEVICES

Details for Australian Patent Application No. 2002334065 (hide)

Owner INTERNATIONAL BUSINESS MACHINES CORPORATION

Inventors HAGAN, James; KRUGER, Bruce, Peter; PAURUS, David; PRIEBE, Thomas

Pub. Number AU-A-2002334065

PCT Number PCT/GB02/04160

PCT Pub. Number WO2003/024664

Priority 09/954,812 17.09.01 US

Filing date 11 September 2002

Wipo publication date 1 April 2003

International Classifications

B24B 009/06 Machines or devices designed for grinding edges or bevels on work or for removing burrs - of non-metallic inorganic material, e.g. stone, ceramics, porcelain

C03C 019/00 Surface treatment of glass, not in the form of fibres or filaments, by mechanical means

Event Publications

13 February 2003 Complete Application Filed

  Priority application(s): 09/954,812 17.09.01 US

5 June 2003 Application Open to Public Inspection

  Published as AU-A-2002334065

10 June 2004 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired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