Office chair base
Description
FIG. 1 is a perspective view of office chair base showing my design;
FIG. 2 is a front elevational view thereof;
FIG. 3 is a rear elevational view thereof;
FIG. 4 is a left side elevational view thereof;
FIG. 5 is a right side elevatoinal view thereof;
FIG. 6 is a top plan view thereof; and,
FIG. 7 is a bottom plan view thereof.
Claims
The ornamental design for office chair base, as shown as described.
Referenced Cited
Patent History
Patent number: D524582
Type: Grant
Filed: Sep 22, 2003
Date of Patent: Jul 11, 2006
Inventor: Po-Chuan Tsai (Tainan City)
Primary Examiner: Gary D. Watson
Application Number: 29/190,409
Type: Grant
Filed: Sep 22, 2003
Date of Patent: Jul 11, 2006
Inventor: Po-Chuan Tsai (Tainan City)
Primary Examiner: Gary D. Watson
Application Number: 29/190,409
Classifications
Current U.S. Class:
D6/498;
D6/366