Search Images Maps Play YouTube News Gmail Drive More »
Sign in
Screen reader users: click this link for accessible mode. Accessible mode has the same essential features but works better with your reader.


  1. Advanced Patent Search
Publication numberUSD451139 S1
Publication typeGrant
Application numberUS 29/141,663
Publication dateNov 27, 2001
Filing dateMay 11, 2001
Priority dateApr 12, 2001
Publication number141663, 29141663, US D451139 S1, US D451139S1, US-S1-D451139, USD451139 S1, USD451139S1
InventorsThomas Wang
Original AssigneeExcel Rite Enterprise Co., Ltd.
Export CitationBiBTeX, EndNote, RefMan
External Links: USPTO, USPTO Assignment, Espacenet
Dual-use pen
US D451139 S1
Abstract  available in
Previous page
Next page
  1. The ornamental design for a dual-use pen, as shown and described.

FIG. 1 is a right side elevational view of a dual-use pen showing my new design;

FIG. 2 is a top end plan view thereof;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a rear elevational view thereof;

FIG. 5 is a left side elevational view thereof;

FIG. 6 is a bottom end plan view thereof; and,

FIG. 7 is a top, right front perspective view thereof.

Referenced by
Citing PatentFiling datePublication dateApplicantTitle
US7815388Dec 5, 2005Oct 19, 2010Meadwestvaco CorporationRetractable writing surface
US7905672Dec 5, 2005Mar 15, 2011Meadwestvaco CorporationInsertable dividers for a bound component
US20050158113 *Apr 20, 2004Jul 21, 2005Wehmeyer Stephen D.Erasable writing system
US20050175390 *Oct 12, 2004Aug 11, 2005Meadwestvaco CorporationErasable writing system
U.S. ClassificationD19/117, D19/173