Title: Method of packaging food using a liner

Abstract: A food package which includes a thin-walled wide-mouthed cup shaped container which has a substantially air impervious liner sealingly, but removably bonded to the rim thereof, and a disc-shaped cover having a lip about periphery thereof which matingly engages the container's rim for closing the container. A process for manufacturing a food package which includes overlying the rim of the container with a liner disc having a pressure-sensitive adhesive coated to one side and pressing the cover downwardly into the container and into engagement with the disc-shaped liner so that the pressure-sensitive adheres to the rim and the cover-lip engages the rim.

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Inventors: Sokolsky, Burton H. (Highland Park, IL, US)
Barber, William G. (Deerfield, IL, US)

Application Number: 413357
Filing Date: 1973-11-05
Publication_date: 1976-05-04
Assignee: Sokolsky; Burton H. (Highland Park, IL)
Primary Class(es): 426/392 53/410, 53/488, 53/489, 220/256.1, 229/123.1, 229/125.05, 229/125.17, 229/125.25, 229/125.35, 426/124, 426/130, 426/396
Other Classes:
US Patent Ref:

675357	May, 1901	Maconochie	426/124.
2652148	Sep, 1953	Pfeifer	426/124.
2899782	Aug, 1959	Haidegger	53/14.
3116153	Dec, 1963	Seiferth et al.	426/129.
3230093	Jan, 1966	Albertus	426/130.
3301464	Jan, 1967	Amberg	229/43.
3344974	Oct, 1967	Bostrom	229/43.
3394861	Jul, 1968	Truax	229/43.
3561668	Feb, 1971	Bergstrom	229/43.
3628689	Dec, 1971	Rogers	229/43.
3734276	May, 1973	Bank	426/383.

Other Refs:
Primary Examiner: Lutter, Frank W.
Assistant Examiner: Weinstein, Steven L.
Attorney: Lettvin; Norman