File folder
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United States of America Patent
Stats
-
Jun 5, 2001
Grant Date -
N/A
app pub date -
Feb 25, 2000
filing date -
Sep 24, 1999
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
File folder has a pair of sheet materials which are made of a synthetic resin, are connected via a folding line at one of the longer sides, and are heat welded at a shorter side which adjoins the folding line. Substantially throughout an outer surface of one sheet material is formed a receiving layer, that can receive substances which are displaying media such as various printing inks (e.g., UV ink for printing), thermal transcription inks for printers, ink-jet inks, toners for copying machines, oily inks for oily pens, water-color inks for water-color pens, core materials for pencils, stamp inks for stamps, and cinnabar seal inks.
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