2002-12-11
2003-11-11
Coles, Doris V. (Department: 2913)
Design Patent
active
D0481900
CLAIM:
The ornamental design for a back support, as shown.
REFERENCES:
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patent: 4639960 (1987-02-01), Quillen et al.
patent: 4718727 (1988-01-01), Sheppard
patent: 5149173 (1992-09-01), Jay et al.
patent: D342855 (1994-01-01), Butler, II
patent: 6023802 (2000-02-01), King
patent: 6292964 (2001-09-01), Rose et al.
patent: 10085083 (1998-04-01), None
Anissimoff & Assoc.
Coles Doris V.
Koenig Hans
Nelson T. Chase
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