Writing instrument

Office supplies; artists and teachers materials – Equipment for writing – drawing – or for fine arts – Element or attachment

Design Patent

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Design Patent

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29233571

CLAIM:
We claim the ornamental design for a writing instrument, as shown and described.

REFERENCES:
patent: D410682 (1999-06-01), Izushima
patent: D411018 (1999-06-01), Nowell
patent: D436996 (2001-01-01), Izushima
patent: D450347 (2001-11-01), Keda
patent: D456448 (2002-04-01), Chiu
patent: D460112 (2002-07-01), Keda
patent: D465238 (2002-11-01), Qiu
patent: D471931 (2003-03-01), Lecce
patent: D476034 (2003-06-01), Rommel
patent: D478125 (2003-08-01), Chen
patent: D480423 (2003-10-01), Kung
patent: D486182 (2004-02-01), Sener et al.
patent: D486857 (2004-02-01), Sener et al.
patent: D489408 (2004-05-01), Qiu
patent: D490110 (2004-05-01), Qiu
patent: D496688 (2004-09-01), Nishida
patent: D497180 (2004-10-01), Cetera
patent: D500522 (2005-01-01), Rommel
patent: D501507 (2005-02-01), Lecce
patent: D501509 (2005-02-01), Lecce
patent: D502507 (2005-03-01), Wang
patent: D510104 (2005-09-01), Qiu
patent: D521555 (2006-05-01), Santa Maria et al.
Uni Ball Power Tank RT; Sanford Business-to-Business; www.sanfordb2b/jhtml/products/subbrandlevel.jhtml?brandid=BRND1005&subBrandid=SBRND1087; Jun. 9, 2005.
Color photograph of the Uni Ball Power Tank RT product cited as reference F. Jun. 9, 2005.
Two (2) sheets of photographs (labeled FIGS. 1-6) showing several views of the product called “SRX Gel” pen by Rose Art Industries, Inc. of Livingston, New Jersey; Jun. 22, 2006.

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