Back support

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Description

FIG. 1 is a front view of the back support;

FIG. 2 is a sectional view of the back support, taken along line 2-2 in FIG. 1;

FIG. 3 is a front view of the back support; and,

FIG. 4 is a sectional view taken along line 4-4 in FIG. 3.

The bottom of the back support is flat and unornamented.

Claims

The ornamental design for a “back support,” as shown and described.

Referenced Cited
U.S. Patent Documents
4064580 December 27, 1977 Ezekoye
D249217 September 5, 1978 Pierce
4208070 June 17, 1980 Geschwender
4394783 July 26, 1983 Simmons
4410214 October 18, 1983 Geschwender
D281210 November 5, 1985 Roberts
4597386 July 1, 1986 Goldstein
D294210 February 16, 1988 Rhodes et al.
4819278 April 11, 1989 Ramos
D308613 June 19, 1990 Clark et al.
D334105 March 23, 1993 Bridges
5190347 March 2, 1993 Shiow-Lan
5217816 June 8, 1993 Brupbacher et al.
5425567 June 20, 1995 Albecker, III
D368609 April 9, 1996 Roberts
D426731 June 20, 2000 Cibic et al.
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D517357 March 21, 2006 Gasser
D598995 August 25, 2009 Tu
D623449 September 14, 2010 Diffrient
Patent History
Patent number: D672172
Type: Grant
Filed: Feb 8, 2011
Date of Patent: Dec 11, 2012
Inventor: Brock M. Walker (Okemos, MI)
Primary Examiner: Sandra Snapp
Attorney: Feldman Gale, P.A.
Application Number: 29/385,060
Classifications
Current U.S. Class: D6/502