Back relief support cushion

Design Patent

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Design Patent

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D0509693

CLAIM:
The ornamental design for a back relief support cushion, as shown and described.

REFERENCES:
patent: D35497 (1901-12-01), Meinecke
patent: 1061275 (1913-05-01), Edmonds
patent: 1802853 (1931-04-01), Weltner
patent: 2577949 (1951-12-01), Barrett
patent: D182647 (1958-04-01), Cox
patent: 3112956 (1963-12-01), Schick et al.
patent: D258187 (1981-02-01), Robbins
patent: 4375112 (1983-03-01), Leonhart
patent: D295476 (1988-05-01), Halpain
patent: D312741 (1990-12-01), Treadwell
patent: 5702153 (1997-12-01), Pliska
patent: 5868463 (1999-02-01), MacKenzie et al.
patent: D413037 (1999-08-01), Bellington

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