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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D0587311

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

REFERENCES:
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patent: D568935 (2008-05-01), Qiu et al.
Qiu, Z., and Y. Zhang, “Pen,” U.S. Appl. No. 29/277,822, filed Mar. 9, 2007.

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