Chair backrest support

Description

FIG. 1 is a perspective view of a first embodiment of the chair backrest support showing our new design;

FIG. 2 is a side elevational view of thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a perspective view of a second embodiment of the chair backrest support;

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

FIG. 6 is a rear elevational view thereof.

The dashed lines within the figures are for illustrative purposes only and form no part of the claimed invention.

Claims

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

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Inventors:	Wilkinson; Simon (Leiderdorp, NL), Kappelhoff; Rogier (Amsterdam, NL), Gaschy; Bryony (Bischheim, FR)
Assignee:	Steelcase SA (Schiltigheim, FR)
Appl. No.:	D/297,556
Filed:	November 14, 2007

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Current U.S. Class:	D6/716
Current International Class:	0601
Field of Search:	;D6/334-336,360-369,374,379-380,498,500-502 ;297/284.4,411.27,452.13,452.19,452.21,452.29,452.3,452.56,452.64

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References Cited [Referenced By]

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U.S. Patent Documents

D540578	April 2007	Chen
D545076	June 2007	Dallmann et al.
D547978	August 2007	Machael et al.
D548992	August 2007	Koepke et al.
D550467	September 2007	Koepke et al.
D558994	January 2008	Machael et al.
D572948	July 2008	Wakasugi et al.
D573817	July 2008	Su
D580199	November 2008	Su
D585205	January 2009	Wen

Primary Examiner: Veynar; Caron
Assistant Examiner: Pham; Ricky
Attorney, Agent or Firm: Price, Heneveld, Cooper DeWitt & Litton, LLP