Package making – Methods – Forming a cover adjunct or application of a cover adjunct to...
Patent
1980-11-06
1984-03-20
Coan, James F.
Package making
Methods
Forming a cover adjunct or application of a cover adjunct to...
53133, 53433, 53453, 53511, 53559, B65B 3102, B65B 6118
Patent
active
044372930
ABSTRACT:
A reclosable package, e.g. for food products, is made by sealing one side of a closure strip to a first thermoplastic sheet; enclosing a product between that first sheet and a second thermoplastic sheet with the closure strip inside the enclosure; and, sealing another side of the closure strip to the second sheet while the strip and product are so enclosed.
REFERENCES:
patent: 3219084 (1965-11-01), Ausnit et al.
patent: 3787269 (1974-01-01), Noguchi
patent: 3853671 (1974-01-01), Ausnit
patent: 3986914 (1976-10-01), Howard
patent: 4034536 (1977-07-01), Mahaffy et al.
patent: 4058953 (1977-11-01), Sanborn, Jr. et al.
patent: 4094729 (1978-06-01), Boccia
patent: 4240241 (1980-12-01), Sanborn, Jr.
patent: 4290467 (1981-09-01), Schmidt
Coan James F.
Harps Joseph P.
Lee, Jr. William D.
Toney John J.
W. R. Grace & Co., Cryovac Div.
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