Coated-poly containers

Receptacles – Sectional – Knockdown

Reexamination Certificate

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Details

C220S062220

Reexamination Certificate

active

07896182

ABSTRACT:
A container for facilitating bulk storage and transport of goods, which includes a top portion, a base portion, and a sidewall portion which define an interior cavity, and a polyurea layer of sufficient thickness adhering to and coating at least the exterior areas of the top, base and sidewall portions. The top, base, and sidewall portions are preferably composed of polystyrene. The sidewall portion further includes a plurality of panels, wherein each of the plurality of panels includes end portions configured for interlocking engagement with one another to form a rigid joint exhibiting tensile strength.

REFERENCES:
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patent: 3158494 (1964-11-01), Eikvar et al.
patent: 3266656 (1966-08-01), Kridle
patent: 3391823 (1968-07-01), Tijms
patent: 3567536 (1971-03-01), Wickersham, Jr.
patent: 3675808 (1972-07-01), Brink
patent: 3951190 (1976-04-01), Suter
patent: 4174240 (1979-11-01), Muller et al.
patent: 4673087 (1987-06-01), Webb
patent: 5259523 (1993-11-01), Scherb
patent: 5593058 (1997-01-01), Spencer et al.
patent: 5799812 (1998-09-01), Mansouri
patent: 2001/0022302 (2001-09-01), Dunn et al.

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