Chair back

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FIG. 1 is a perspective view of the chair back showing my design.

FIG. 2 is a front view thereof;

FIG. 3 is a back view thereof;

FIG. 4 is a top view thereof;

FIG. 5 is a bottom view thereof;

FIG. 6 is a side view thereof; and,

FIG. 7 is an opposite side view thereof.

The features presented in broken lines are for environmental purposes only and form no part of the claimed design.


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

Referenced Cited
U.S. Patent Documents
D110546 July 1938 Hickerson
D178191 July 1956 Larsen
D190485 June 1961 Jakobsen
D345471 March 29, 1994 Takahama
D382128 August 12, 1997 Huang
D518969 April 18, 2006 Mohundro
D526516 August 15, 2006 Muller
D526824 August 22, 2006 Muller
D551460 September 25, 2007 Moser
D583584 December 30, 2008 Moser
Patent History
Patent number: D672173
Type: Grant
Filed: Jan 4, 2012
Date of Patent: Dec 11, 2012
Inventor: Lawrence K. Lee (Houston, TX)
Primary Examiner: Mimosa De
Attorney: Egbert Law Offices, PLLC
Application Number: 29/410,112
Current U.S. Class: D6/502