Microwave carton

Details Microwave carton Microwave carton

1988-01-26

1989-06-06

Marcus, Stephen

Envelopes, wrappers, and paperboard boxes

Paperboard box

Elevated bottom wall included in a one-piece box construction

229112, 229120, 229160, 229163, 229169, 229903, 229DIG14, 426109, 426114, B65D 524

Patent

active

048364398

ABSTRACT:
A disposable, collapsible, sleeve-type, microwave carton, formed from a unitary blank of foldable paperboard, at least partly coated with a discontinuous layer of electrically conductive material, and comprising top, bottom, side and end walls foldably joined to each other, wherein the top wall is substantially wider than the bottom wall and is partially supported by a pair of retaining panels extending laterally from upper edges of the side walls.

REFERENCES:
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patent: 2781159 (1957-02-01), Copeman
patent: 3252650 (1966-05-01), Bryor
patent: 3572577 (1971-03-01), Dorfman
patent: 3829004 (1974-08-01), Graser
patent: 3917155 (1975-11-01), Bemiss
patent: 4230924 (1980-10-01), Brastad et al.
patent: 4260060 (1981-04-01), Fuller
patent: 4287998 (1981-09-01), Zimmerman
patent: 4312451 (1982-01-01), Forbes, Jr.
patent: 4355757 (1982-10-01), Roccaforte
patent: 4626641 (1986-12-01), Brown

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