Writing instrument

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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D0628240

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

REFERENCES:
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patent: D540863 (2007-04-01), Qiu
patent: D562392 (2008-02-01), Qiu et al.
patent: D564588 (2008-03-01), Daida
patent: D573253 (2008-07-01), Gonzales et al.
patent: D575339 (2008-08-01), Daida
patent: D593602 (2009-06-01), Katami et al.
patent: D607513 (2010-01-01), Rolion et al.
patent: D611536 (2010-03-01), Bridge et al.
patent: D620106 (2010-07-01), Van der Stappen

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