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Publication numberUSD324542 S
Publication typeGrant
Application numberUS 07/453,465
Publication dateMar 10, 1992
Filing dateDec 20, 1989
Publication number07453465, 453465, US D324542 S, US D324542S, US-S-D324542, USD324542 S, USD324542S
InventorsChang-Fong Lin
Export CitationBiBTeX, EndNote, RefMan
External Links: USPTO, USPTO Assignment, Espacenet
Plural-nibbed writing instrument
US D324542 S
Abstract  available in
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  1. The ornamental design for a plural-nibbed writing instrument, as shown and described.

FIG. 1 is a perspective view of a plural-nibbed writing instrument showing my new design;

FIG. 2 is a front elevational view;

FIG. 3 is a rear elevational view;

FIG. 4 is an end elevational view;

FIG. 5 is an end elevational view of the end not shown in FIG. 4;

FIG. 6 is a side elevational view; and

FIG. 7 is a side elevational view of the side not shown in FIG. 6.

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US7850382Jan 18, 2007Dec 14, 2010Sanford, L.P.Valve made from two materials and writing utensil with retractable tip incorporating same
US8221012Nov 7, 2008Jul 17, 2012Sanford, L.P.Retractable instruments comprising a one-piece valve door actuating assembly
US8226312Mar 28, 2008Jul 24, 2012Sanford, L.P.Valve door having a force directing component and retractable instruments comprising same
US8393814Jan 30, 2009Mar 12, 2013Sanford, L.P.Retractable instrument having a two stage protraction/retraction sequence
US8568047Sep 6, 2012Oct 29, 2013Sanford, L.P.Retractable instrument having a two stage protraction/retraction sequence
US20060216103 *Mar 28, 2005Sep 28, 2006Sanford L.P.Retractable writing utensil
US20090142124 *Feb 9, 2009Jun 4, 2009Sanford L.P.Seal Assembly For Retractable Instrument
U.S. ClassificationD19/116