Envelopes – wrappers – and paperboard boxes – File folder or file envelope – Expandable
Reexamination Certificate
2006-12-12
2006-12-12
Bui, Luan K. (Department: 3728)
Envelopes, wrappers, and paperboard boxes
File folder or file envelope
Expandable
C206S425000, C229S067400
Reexamination Certificate
active
07147142
ABSTRACT:
An accordion-like file includes a rear panel having a folded base panel, a front panel having a folded bottom panel movable toward and away from the base panel of the rear panel, an expandable connecting member disposed between the rear panel and the front panel, and a coupling panel for adjustably coupling the bottom panel of the front panel and the base panel of the rear panel together, and for guiding and for limiting the front panel to slide relative to the rear panel. The coupling panel includes one or more grooves, and the front and the rear panels each includes one or more fasteners slidably engaged in the grooves of the coupling panel for guiding and for limiting the front and the rear panels to slide relative to the coupling panel.
REFERENCES:
patent: 2519405 (1950-08-01), Schwinger
patent: 5064069 (1991-11-01), Su
patent: 5271502 (1993-12-01), Chang
patent: 5593086 (1997-01-01), Ho
patent: 5630509 (1997-05-01), Su
patent: 5664724 (1997-09-01), Ho
patent: 6431357 (2002-08-01), Su
patent: 6558063 (2003-05-01), Ho
patent: 6945399 (2005-09-01), Ong
Baxley Charles E.
Bui Luan K.
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