POLYURETHANE COMPOSITION AND POLISHING PAD

Details for Australian Patent Application No. 2002247984 (hide)

Owner TOYO BOSEKI KABUSHIKI KAISHA TOYO TIRE AND RUBBER CO., LTD.

Inventors NAKAMORI, Masahiko; MASUI, Takashi; SEYANAGI, Hiroshi; KAZUNO, Atsushi; OGAWA, Kazuyuki; ONO, Koichi; YAMADA, Takatoshi

Pub. Number AU-A-2002247984

PCT Pub. Number WO2002/083757

Priority 2001-208236 09.07.01 JP; 2001-320861 18.10.01 JP; 2001-208261 09.07.01 JP; 2001-110266 09.04.01 JP

Filing date 4 April 2002

Wipo publication date 28 October 2002

International Classifications

C08G 018/08 Polymeric products of isocyanates or isothiocyanates

C08L 075/04 Compositions of polyureas or polyurethanes

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

C08J 005/14 Manufacture of articles or shaped materials containing macromolecular substances - Manufacture of abrasive or friction articles or materials

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

17 April 2003 Application Open to Public Inspection

  Published as AU-A-2002247984

19 February 2004 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired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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