Ballpoint pen

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

Design Patent

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Details

CD19S057000, CD19S046000

Design Patent

active

D0447177

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

REFERENCES:
patent: D. 81748 (1930-08-01), Kahn
patent: D. 319663 (1991-09-01), Katami
patent: D. 337350 (1993-07-01), Wong
patent: D. 357277 (1995-04-01), Baillon
patent: D. 386525 (1997-11-01), Voegeli

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