Plastic containers

Details Plastic containers Plastic containers

1972-07-24

1976-03-16

Lowrance, George E.

Envelopes, wrappers, and paperboard boxes

Paperboard box

Box material includes a coating or a nonpaperboard...

220 72, B65D 2500, B65D 144

Patent

active

039441245

ABSTRACT:
A cup-shape container of relatively thin plastic material having non-sinuous or non-corrugated body wall provided with reinforcing zones extending at least in part with a directional component adapted to intersect the upper open edge or lip, and having a width substantially less than the remaining wall areas.

REFERENCES:
patent: 2603177 (1952-07-01), Gardiner
patent: 2787397 (1957-04-01), Radford
patent: 2799435 (1957-07-01), Abplanalp
patent: 3050773 (1962-08-01), Hagen
patent: 3169688 (1965-02-01), Schad
patent: 3194468 (1965-07-01), Baron
patent: 3357593 (1967-12-01), Sears
patent: 3495736 (1970-02-01), Ragetti
patent: 3543963 (1970-12-01), Heisler
patent: 3836063 (1974-09-01), Sutch

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