Ball point pen

Office supplies; artists and teachers materials – Equipment for writing – drawing – or for fine arts – Marking instrument

Design Patent

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Details

CD19S051000, CD19S055000, CD19S056000

Design Patent

active

D0457563

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

REFERENCES:
patent: D355673 (1995-02-01), Takahashi
patent: D393279 (1998-04-01), Byun
patent: D408057 (1999-04-01), Izushima
patent: D427241 (2000-06-01), Izushima
patent: D430207 (2000-08-01), Izushima
patent: D431262 (2000-09-01), Izushima
patent: D444172 (2001-06-01), Izushima
patent: D444174 (2001-06-01), Izushima
patent: D444815 (2001-07-01), Izushima
patent: 6273626 (2001-08-01), Yazawa

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