Step stool

Details Step stool Step stool

2000-08-11

2001-09-11

Clark, Doris (Department: 2914)

Building units and construction elements

Stair, ladder, scaffold, or similar support

Stepped

CD25S065000

Design Patent

active

D0447817

CLAIM:
The ornamental design for a step stool, as shown and described.

REFERENCES:
patent: D. 189419 (1960-12-01), Bair
patent: D. 236244 (1975-08-01), Lay
patent: D. 387878 (1997-12-01), Jacques
patent: D. 388882 (1998-01-01), Kain
patent: D. 410550 (1999-06-01), Meyers
patent: D. 411888 (1999-07-01), King
patent: D. 414566 (1999-09-01), Gibson et al.
patent: D. 414879 (1999-10-01), Meyers
patent: 4502564 (1985-03-01), Kummerlin et al.
patent: 5503245 (1996-04-01), Etesam
patent: 5722507 (1998-03-01), Kain
patent: 5762163 (1998-06-01), Kain
patent: 5937968 (1999-08-01), Gibson et al.
patent: 6000497 (1999-12-01), Kain et al.
patent: 6026933 (2000-02-01), King et al.
patent: 6039149 (2000-03-01), Bedja et al.
Brochure entitled “Cosco Creating the Comforts of Home Home Furnishings 1991;” pp. 21-24.
Brochure entitled “Cosco 1995 Home Furnishings;” pp. 1-6.
Brochure entitled “Cosco A Dorel Company Home Furnishings 1996;” pp. 14-25.

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