Elastic membrane for semiconductor wafer polishing apparatus

Information

  • Patent Grant
  • D981969
  • Patent Number
    D981,969
  • Date Filed
    Tuesday, June 15, 2021
    3 years ago
  • Date Issued
    Tuesday, March 28, 2023
    a year ago
Abstract
Description


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



FIG. 2 is a bottom perspective view thereof;



FIG. 3 is a top view thereof;



FIG. 4 is a bottom view thereof;



FIG. 5 is a front view thereof, the rear view being identical;



FIG. 6 is a right-side view thereof, the left-side view being identical;



FIG. 7 is an enlarged cross-sectional end view taken along line 7-7 in FIG. 3 thereof; and,



FIG. 8 is an enlarged detail view of section 8 in FIG. 7 thereof.


Claims
  • The ornamental design for an elastic membrane for semiconductor wafer polishing apparatus, as shown and described.
Priority Claims (1)
Number Date Country Kind
2020-027290 D Dec 2020 JP national
US Referenced Citations (13)
Number Name Date Kind
D364384 Shimizu Nov 1995 S
6659850 Korovin Dec 2003 B2
D633452 Namiki Mar 2011 S
D769200 Fukushima Oct 2016 S
D770990 Fukushima Nov 2016 S
D790041 Jang Jun 2017 S
D808349 Fukushima Jan 2018 S
D813180 Fukushima Mar 2018 S
D839224 Yamaki Jan 2019 S
D859332 Yamaki et al. Sep 2019 S
10537975 Shinozaki et al. Jan 2020 B2
D913977 Yamaki Mar 2021 S
D918161 Togashi May 2021 S
Foreign Referenced Citations (3)
Number Date Country
D167111 Apr 2015 TW
D197827 Jun 2019 TW
D215079 Nov 2021 TW