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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D0642619

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

REFERENCES:
patent: D361783 (1995-08-01), Wei
patent: D363739 (1995-10-01), Petrillo
patent: D364424 (1995-11-01), Shimizu
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patent: D480756 (2003-10-01), Hwang
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patent: D546385 (2007-07-01), Bhavnani
patent: D548787 (2007-08-01), Slemp
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patent: D575338 (2008-08-01), Shimizu
patent: D580978 (2008-11-01), Miller
patent: D589559 (2009-03-01), Slemp
patent: D611538 (2010-03-01), Zhou
patent: D616497 (2010-05-01), Shiina
patent: D628637 (2010-12-01), Xiao
patent: D628638 (2010-12-01), Zhano
patent: D628639 (2010-12-01), Wang
patent: D628640 (2010-12-01), Wang
patent: D633943 (2011-03-01), Stukenkemper
patent: DM/073968 (2010-07-01), None
Papermate Profile retractable pen. Retrieved from the Internet: <http://www.montgomerypens.com/product—detail.asp?product—id=10057>. Publicly available before Mar. 24, 2010.
Prismacolor Premier marker. Retrieved from the Internet: <http://www.prismacolor.com/sanford/consumer/prismacolor/product/subCategory.jhtml;jsessionid=ZPLNSDV0PLEMSCQIUBSCIIQKBCQHQJCK?subCat=SNPRCat160001>. Publicly available before Mar. 24, 2010.

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