Zippered thermal form tray system

Details Zippered thermal form tray system Zippered thermal form tray system

1988-06-29

1990-01-30

Moy, Joseph Man-Fu

Special receptacle or package

Tray type

383 63, 383 64, 220359, 220258, 220257, B65D 134

Patent

active

048967750

ABSTRACT:
A tray for foodstuffs or the like having a continuous edge rim and a flexible cover placed over the top of the tray and sealed to the rim with an elongate continuous interlockable separate rib and groove profile on strips sealed to the surface of the cover wherein upstanding pull flanges above the rib and groove profiles may be pulled apart and the cover severed between the profiles for access to the contents so that the cover may be opened and closed.

REFERENCES:
patent: 4046408 (1977-09-01), Ausnit
patent: 4240241 (1980-12-01), Sanborn, Jr.
patent: 4246288 (1981-01-01), Sanborn, Jr.
patent: 4437293 (1984-03-01), Sanborn, Jr.
patent: 4500011 (1985-02-01), Brochman
patent: 4555056 (1985-11-01), Bernhardt
patent: 4570820 (1986-02-01), Murphy
patent: 4724977 (1988-02-01), Cleevely et al.
patent: 4731911 (1988-03-01), Gould
patent: 4735335 (1988-04-01), Torterotot
patent: 4810541 (1989-03-01), Newman et al.

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