Triangular pen

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Description

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.

Claims

The ornamental design for a triangular pen, as shown.

Referenced Cited
U.S. Patent Documents
2608953 September 1952 Kollsman
D177560 May 1956 Ensign et al.
D319845 September 10, 1991 Grotsch et al.
D323186 January 14, 1992 Clark et al.
D342546 December 21, 1993 Song
D418541 January 4, 2000 Mayer
D450768 November 20, 2001 Keda
D463822 October 1, 2002 Keda
D474241 May 6, 2003 Hasegawa
D484912 January 6, 2004 Briggl
D509853 September 20, 2005 Anand
Patent History
Patent number: D533592
Type: Grant
Filed: Mar 7, 2005
Date of Patent: Dec 12, 2006
Inventor: Dido Cheng (Taipei City 110)
Primary Examiner: Elizabeth A. Albert
Attorney: Rosenberg, Klein & Lee
Application Number: 29/224,614
Classifications
Current U.S. Class: Diagonal Striation (D19/50)