Base for office chair

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Description

FIG. 1 is a perspective view of a base for office chair showing my new 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 elevational view thereof;

FIG. 6 is a top plan view thereof; and,

FIG. 7 is a bottom plan view thereof.

Claims

The ornamental design for a base for office chair, as shown and described.

Referenced Cited
U.S. Patent Documents
D273350 April 10, 1984 Cafiero
4763866 August 16, 1988 Sinchok
D473406 April 22, 2003 Lin
Patent History
Patent number: D479926
Type: Grant
Filed: Feb 5, 2003
Date of Patent: Sep 30, 2003
Inventor: Ching-Hui Chi (San Chung City, Taipei Hsien)
Primary Examiner: Gary D. Watson
Attorney, Agent or Law Firm: Rosenberg, Klein & Lee
Application Number: 29/175,369
Classifications
Current U.S. Class: D6/498; D6/366
International Classification: 0606;