Chair backrest

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Description

FIG. 1 is a front perspective view thereof;

FIG. 2 is a front view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a right side view thereof;

FIG. 5 is a left side view thereof; and,

FIG. 6 is a top view thereof.

Features shown in dashed lines form no part of the claimed design.

Claims

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

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Patent History
Patent number: D646915
Type: Grant
Filed: Dec 23, 2010
Date of Patent: Oct 18, 2011
Assignee: Kimball International, Inc. (Jasper, IN)
Inventors: Derek Schweikarth (Celestine, IN), Joey Stutzman (Washington, IN)
Primary Examiner: Ricky Pham
Attorney: Baker & Daniels LLP
Application Number: 29/381,806
Classifications
Current U.S. Class: D6/502; D6/366