Adhesive closure flap with protective liner and detachable tab

Details Adhesive closure flap with protective liner and detachable tab Adhesive closure flap with protective liner and detachable tab

1989-10-18

1991-03-26

Garbe, Stephen P.

Envelopes, wrappers, and paperboard boxes

Envelope

Closures

229136, 493150, B65D 2716

Patent

active

050022202

ABSTRACT:
An envelope closure having a flap with a detachable tab. Adhesive transfer tape is applied to the flap and tab, thus enabling adhesive and a protective liner to be applied in a single step. The tab may be separated from the flap, providing a convenient handhold for removing the protective liner.

REFERENCES:
patent: 1944020 (1934-01-01), Vogel
patent: 2251930 (1941-08-01), Gray
patent: 2895534 (1959-07-01), Steidinger
patent: 2962205 (1960-11-01), McFarland
patent: 2998180 (1961-08-01), Dehoney, Jr.
patent: 3026018 (1962-03-01), Stratton et al.
patent: 3070280 (1962-12-01), Richmond
patent: 3265289 (1966-08-01), Hiersteiner
patent: 3272095 (1966-09-01), Heuff
patent: 3372861 (1968-03-01), Johnson et al.
patent: 4612006 (1986-09-01), Tokuno
patent: 4726804 (1988-02-01), Stitcher

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