Writing implement

Details Writing implement Writing implement

2006-03-14

2006-03-14

Nguyen, Tuan (Department: 3751)

Coating implements with material supply

Concentrated material and liquid carrier

C401S041000, C401S198000, C401S199000

Reexamination Certificate

active

07011466

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).

REFERENCES:
patent: 1978676 (1934-10-01), Kingman
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patent: 2131016 (1938-09-01), Fiore
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patent: 5433545 (1995-07-01), Keil
patent: 6398442 (2002-06-01), Furukawa
patent: 6602012 (2003-08-01), Furukawa et al.
patent: 14-14173 (1939-09-01), None
patent: 15-7603 (1940-06-01), None
patent: 37-6219 (1962-06-01), None

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