Ball point pen

Details Ball point pen Ball point pen

2003-06-03

2004-12-21

Holtje, Martie K. (Department: 2913)

Office supplies; artists and teachers materials

Equipment for writing, drawing, or for fine arts

Marking instrument

CD19S051000, CD19S057000

Design Patent

active

D0500080

CLAIM:
The ornamental design for a ball point pen, as shown and described.

REFERENCES:
patent: D121406 (1940-07-01), Whitehouse
patent: D159125 (1950-06-01), Wuestman
patent: D182163 (1958-02-01), Carreiro
patent: D188267 (1960-06-01), Bunn et al.
patent: D213739 (1969-04-01), Konwher
patent: D330911 (1992-11-01), Tu
patent: D450347 (2001-11-01), Keda

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