Patent
   D785576
Priority
Nov 13 2014
Filed
Apr 24 2015
Issued
May 02 2017
Expiry
May 02 2031
Assg.orig
Entity
unknown
1
74
n/a
The ornamental design for a dummy wafer, as shown and described.

FIG. 1 is a top plan view of a dummy wafer showing our new design;

FIG. 2 is a front view thereof;

FIG. 3 is an enlarged portion view taken along lines 3-3 in FIG. 1; and,

FIG. 4 is a cross-sectional view taken along line 4-4 in FIG. 3.

The broken lines shown in the drawings represent portions of the dummy wafer that form no part of the claimed design. Right, left and back views of the dummy wafer shown in FIG. 1 have been omitted because they are the same as the front view. The bottom view of the dummy wafer shown in FIG. 1 has been omitted because it forms no part of the claimed design.

Fukushima, Kohei, Motoyama, Yutaka

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Apr 16 2015MOTOYAMA, YUTAKATokyo Electron LimitedASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0354890499 pdf
Apr 16 2015FUKUSHIMA, KOHEITokyo Electron LimitedASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0354890499 pdf
Apr 24 2015Tokyo Electron Limited(assignment on the face of the patent)
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