Ballpoint pen

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

Design Patent

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Design Patent

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29234834

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

REFERENCES:
patent: D472928 (2003-04-01), Ikeda
patent: D482724 (2003-11-01), Nishida
patent: D490110 (2004-05-01), Qiu
patent: D502739 (2005-03-01), Shova et al.
patent: D509536 (2005-09-01), Nishida

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