Chair base

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Description

FIG. 1 is a perspective view of 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 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 chair base, as shown and described.

Referenced Cited
U.S. Patent Documents
D230443 February 1974 Klose
D233807 December 1974 Ruf
D358944 June 6, 1995 Citterio
D429422 August 15, 2000 De Lucchi et al.
D436456 January 23, 2001 Neil
D469618 February 4, 2003 Nagamitsu
Patent History
Patent number: D475871
Type: Grant
Filed: Nov 15, 2002
Date of Patent: Jun 17, 2003
Inventor: Po-Chuan Tsai (Tainan Hsien)
Primary Examiner: Gary D. Watson
Application Number: 29/171,009
Classifications
Current U.S. Class: D6/498; D6/366
International Classification: 0606;