Retractable dual-purpose file folder

Details Retractable dual-purpose file folder Retractable dual-purpose file folder

2009-08-07

2011-10-18

Pascua, Jes F (Department: 3782)

Envelopes, wrappers, and paperboard boxes

File folder or file envelope

Expandable

C229S067400, C206S425000

Reexamination Certificate

active

08038052

ABSTRACT:
The present invention provides a retractable dual-purpose file folder, including a retractable chamber with a front panel, a rear panel, a retractable bottom wall, two retractable side walls and an accommodation space. A plurality of three-sided sealed spacers is arranged at intervals into the accommodation space of the retractable chamber, the bottom of which is coupled onto the retractable bottom wall. There is a multi-section locator, including first and second locators. The first locator is arranged onto the front panel, and the second locator arranged on the rear panel. The invention includes positioning bands, each with a positioning end located securely on the front panel and a moveable end with a mating portion mated securely with the first and second locators. The retractable dual-purpose file folder can be accommodated into the brief case and placed uprightly on the table for meeting the diversified customer requirements with better applicability.

REFERENCES:
patent: 1553832 (1925-09-01), Mosher
patent: 1636838 (1927-07-01), Roser
patent: 1940900 (1933-12-01), Barnard
patent: 4262838 (1981-04-01), Mackenzie
patent: 4919240 (1990-04-01), Tobias
patent: 5271502 (1993-12-01), Chang
patent: 7147142 (2006-12-01), Chang

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