U.S. patent number D683,172 [Application Number D/432,274] was granted by the patent office on 2013-05-28 for chair backrest.
The grantee listed for this patent is Tung-Hua Su. Invention is credited to Tung-Hua Su.
United States Patent |
D683,172 |
Su |
May 28, 2013 |
Chair backrest
Claims
CLAIM The ornamental design for a chair backrest, as shown and
described.
Inventors: |
Su; Tung-Hua (Tainan,
TW) |
Applicant: |
Name |
City |
State |
Country |
Type |
Su; Tung-Hua |
Tainan |
N/A |
TW |
|
|
Appl.
No.: |
D/432,274 |
Filed: |
September 14, 2012 |
Current U.S.
Class: |
D6/716.4;
D6/366 |
Current International
Class: |
0601 |
Field of
Search: |
;D6/334-336,364,365,366,369,374,379,380,716,716.1,716.2,716.3,716.4
;297/284.4,284.7,452.13,452.29,452.3,452.46,452.56,452.64 |
References Cited
[Referenced By]
U.S. Patent Documents
Primary Examiner: De; Mimosa
Description
FIG. 1 is a perspective view of the chair backrest showing my new
design;
FIG. 2 is a front elevation view thereof;
FIG. 3 is a rear elevation view thereof;
FIG. 4 is a left side elevation view thereof;
FIG. 5 is a right side elevation view thereof;
FIG. 6 is a top plan view thereof; and,
FIG. 7 is a bottom plan view thereof.
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