Two way envelope

Envelopes – wrappers – and paperboard boxes – Envelope – Compartment

Patent

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Details

229 923, 229 927, B65D 2706

Patent

active

044873603

ABSTRACT:
The two way envelope of the present invention comprises front, rear and return panels that are joined together and folded to provide a semi-permanent fully enclosed pocket for the first mailing and a separate permanent fully enclosed pocket for the return mailing. The permanent pocket for the return mailing is formed by adhering the rear panel to the return panel. The semi-permanent pocket for the first mailing is formed by providing at least the front panel and one of the rear or return panels with side extensions that are adhered together. For return, the side extensions and the front panel are removed leaving intact the return envelope portion with its permanent pocket.

REFERENCES:
patent: 769536 (1904-09-01), Dixon
patent: 1324100 (1919-12-01), Binkowitz
patent: 1960054 (1934-12-01), Johnson
patent: 2686005 (1954-08-01), Hyman
patent: 2759658 (1956-08-01), Sawdon
patent: 3086695 (1963-04-01), Lillibridge
patent: 3113716 (1963-01-01), Howard
patent: 3152751 (1964-10-01), Hiersteiner
patent: 3184150 (1965-05-01), Hubbard
patent: 3558040 (1971-01-01), Krueger
patent: 3652007 (1972-03-01), MacDougall
patent: 3802618 (1974-04-01), Wiessner
patent: 4308987 (1982-05-01), Solomon

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