Patent
   D533592
Priority
Mar 07 2005
Filed
Mar 07 2005
Issued
Dec 12 2006
Expiry
Dec 12 2020
Assg.orig
Entity
unknown
22
11
n/a
The ornamental design for a triangular pen, as shown.

FIG. 1 is a front elevational view of a triangular pen showing my new design;

FIG. 2 is a rear elevational view thereof;

FIG. 3 is a right side elevational view thereof;

FIG. 4 is a left side elevational view thereof;

FIG. 5 is a top plan view thereof;

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

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

Cheng, Dido

Patent Priority Assignee Title
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