Folder/portfolio and origami construction for forming it from a

Envelopes – wrappers – and paperboard boxes – Paperboard box – Collapsible along supplemental fold line

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Details

229 8701, 229186, B65D 524

Patent

active

053141121

ABSTRACT:
A folder for storing flat sheet articles, formed from a one-piece sheet material blank to provide a rectangular container which is fabricated by appropriately folding a rectangular blank and does not require any fasteners, The device is structured in a manner that it may be collapsed about the articles to be stored in a way that completely captivates the articles.

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