Pen holder

Office supplies; artists and teachers materials – Office equipment not elsewhere specified – Holder or file

Design Patent

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Design Patent

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D0638881

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

REFERENCES:
patent: 584040 (1897-06-01), Keeler
patent: 909715 (1909-01-01), Troegeler
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patent: D481971 (2003-11-01), Hartelius et al.
patent: D506644 (2005-06-01), Poupel et al.
patent: D566363 (2008-04-01), Lown et al.
patent: D600741 (2009-09-01), Sued et al.

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