CERIUM OXIDE PARTICLES AND PROCESS FOR THE PRODUCTION THEREOF

Details for Australian Patent Application No. 2003275697 (hide)

Owner NISSAN CHEMICAL INDUSTRIES, LTD.

Inventors OTA, Isao; TANIMOTO, Kenji; TAKAKUMA, Noriyuki

Pub. Number AU-A-2003275697

PCT Number PCT/JP03/13754

PCT Pub. Number WO2004/037722

Priority 2002-312869 28.10.02 JP; 2002-312860 28.10.02 JP

Filing date 28 October 2003

Wipo publication date 13 May 2004

International Classifications

C01F 017/00 Compounds of the rare-earth metals, i.e. scandium, yttrium, lanthanum, or the group of the lanthanides

C09K 003/14 Materials not provided for elsewhere - Anti-slip materials

B24B 037/00 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

H01L 021/304 Processes or apparatus specially adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof

Event Publications

12 February 2004 Complete Application Filed

  Priority application(s): 2002-312869 28.10.02 JP; 2002-312860 28.10.02 JP

17 June 2004 Application Open to Public Inspection

  Published as AU-A-2003275697

14 July 2005 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired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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