Back support

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Description

FIG. 1 is a front perspective view of a back support showing my new design;

FIG. 2 is a front view thereof;

FIG. 3 is a rear view thereof; and,

FIG. 4 is rear perspective view thereof.

Edges have no design features.

Claims

The ornamental design for a back support, as shown.

Referenced Cited
U.S. Patent Documents
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5833638 November 10, 1998 Nelson
D418948 January 11, 2000 London
6336908 January 8, 2002 Slautterback
D496108 September 14, 2004 Machin et al.
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D625019 October 5, 2010 Chiang
D626244 October 26, 2010 Sagnip et al.
D628300 November 30, 2010 Caden
D633622 March 1, 2011 Chiang
D635682 April 5, 2011 Chiang
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20100049109 February 25, 2010 Stewart, III
Patent History
Patent number: D657062
Type: Grant
Filed: Jan 25, 2011
Date of Patent: Apr 3, 2012
Inventor: Pang-Ching Chiang (Taipei)
Primary Examiner: Susan E Krakower
Attorney: Charles E. Baxley
Application Number: 29/372,860