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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D0609744

CLAIM:
What claimed is the ornamental design for the writing instrument, as shown and described.

REFERENCES:
patent: 2624315 (1953-01-01), Weisser et al.
patent: D355673 (1995-02-01), Takahashi
patent: D408057 (1999-04-01), Izushima
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patent: D467614 (2002-12-01), Pellissa Beneyto
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patent: D572756 (2008-07-01), Oka
patent: D589088 (2009-03-01), Li
patent: D589557 (2009-03-01), Kusch et al.
patent: D594059 (2009-06-01), Shibata
patent: D595353 (2009-06-01), Li
Top Ball Pen (see p. 3) by Cello International Pvt. Ltd, as shown on www.alibaba.com, viewed on Aug. 19, 2009 (7 pages).

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