Envelopes – wrappers – and paperboard boxes – Paperboard box – Box material includes a coating or a nonpaperboard...
Patent
1989-12-18
1991-04-23
Garbe, Stephen P.
Envelopes, wrappers, and paperboard boxes
Paperboard box
Box material includes a coating or a nonpaperboard...
281 191, 281 20, B65D 2700
Patent
active
050093614
ABSTRACT:
The protective cover of this invention includes a pair of cover panels separated by one or more score lines. The protective panels cover the panels of a file folder, and inner flaps along at least the top and bottom edges of the cover panel receive the corresponding edges of the file folder panels. A pocket depending from the bottom edge of at least one of the cover panels receives and interlocks with the label tab on the bottom edge of the file folder.
REFERENCES:
patent: 1354354 (1920-09-01), Toland
patent: 2946604 (1960-07-01), Hunger et al.
patent: 3099464 (1963-07-01), Smith
patent: 4128262 (1978-12-01), Du Corday
patent: 4209187 (1980-06-01), Forrest
Chariton Zhenia J.
Teixeira Barbara J.
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