FEEDFORWARD AND FEEDBACK CONTROL FOR CONDITIONING OF CHEMICAL MECHANICAL POLISHING PAD

Details for Australian Patent Application No. 2002316260 (hide)

Owner APPLIED MATERIALS, INC.

Inventors PAIK, Young, Joseph

Pub. Number AU-A-2002316260

PCT Number PCT/US02/19062

PCT Pub. Number WO2002/102549

Priority 60/318,741 12.09.01 US; 09/998,384 30.11.01 US; 60/298,878 19.06.01 US; 60/305,782 16.07.01 US

Filing date 17 June 2002

Wipo publication date 2 January 2003

International Classifications

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

B24B 049/18 Measuring

B24B 053/007 Devices or means for dressing or conditioning abrasive surfaces - Cleaning of grinding wheels

Event Publications

9 January 2003 Complete Application Filed

  Priority application(s): 60/318,741 12.09.01 US; 09/998,384 30.11.01 US; 60/298,878 19.06.01 US; 60/305,782 16.07.01 US

15 May 2003 Application Open to Public Inspection

  Published as AU-A-2002316260

11 March 2004 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired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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