Elastic membrane for semiconductor wafer polishing apparatus

Information

  • Patent Grant
  • D770990
  • Patent Number
    D770,990
  • Date Filed
    Wednesday, April 30, 2014
    10 years ago
  • Date Issued
    Tuesday, November 8, 2016
    8 years ago
Abstract
Description


FIG. 1 is a bottom plan view of an elastic membrane for semiconductor wafer polishing apparatus showing our new design;



FIG. 2 is a top plan view thereof;



FIG. 3 is a front elevation view thereof;



FIG. 4 is an enlarged perspective view of a portion taken along section 4 in FIG. 2;



FIG. 5 is a cross sectional view taken along line 5-5 in FIG. 2; and,



FIG. 6 is an enlarged portion view taken along line 6-6 in FIG. 5.


The broken lines shown in the drawings represent portions of the elastic membrane for semiconductor wafer polishing apparatus that form no part of the claimed design. The dashed-dot-dashed lines represent the boundary lines of the claimed design.


All surfaces not shown form no part of the claimed design.


Claims
  • The ornamental design for an elastic membrane for semiconductor wafer polishing apparatus, as shown and described.
Priority Claims (11)
Number Date Country Kind
2013-10672 May 2013 JP national
2013-10673 May 2013 JP national
2013-10674 May 2013 JP national
2013-10675 May 2013 JP national
2013-10676 May 2013 JP national
2013-10677 May 2013 JP national
2013-10678 May 2013 JP national
2013-026346 Nov 2013 JP national
2013-026347 Nov 2013 JP national
2013-026348 Nov 2013 JP national
2013-026349 Nov 2013 JP national
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Continuation in Parts (1)
Number Date Country
Parent 29472346 Nov 2013 US
Child 29489477 US