Writing implement
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United States of America Patent
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-
Mar 14, 2006
Grant Date -
May 1, 2003
app pub date -
Mar 22, 2001
filing date -
Mar 22, 2000
priority date (Note) -
Expired
status (Latency Note)
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Abstract
Liquid-for-ink (50) and a main part of colorant (60) for coloring the liquid-for-ink (50) are separately stored within a writing implement. The writing implement is so fabricated that the colorant (60) is added to the liquid-for-ink (50) while the liquid-for-ink (50) is introduced to a writing tip (70).
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