Pen with flashy barrel

Details Pen with flashy barrel Pen with flashy barrel

2008-07-15

2008-07-15

Walczak, David J (Department: 3751)

Coating implements with material supply

Combined

C401S192000

Reexamination Certificate

active

07399135

ABSTRACT:
A pen comprises a barrel having a first tube and a second tube coaxially overlaying the first tube. The first tube has a pattern area defined by a plurality of parallel lines thereon; and the second tube is transparent and has a plurality of parallel protrusions formed thereon; wherein one of the first tube and the second tube is movable relative to another; and the parallel lines of the first tube are parallel with the parallel protrusions of the second tube.

REFERENCES:
patent: 2162223 (1939-06-01), Larsen
patent: 3250033 (1966-05-01), Siegel
patent: 5048991 (1991-09-01), Guo
patent: 6375376 (2002-04-01), Hsu

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