Square-shaped writing instrument with abrasive surface on upper portion

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Description

FIG. 1 is a top plan view of a square-shaped writing instrument with abrasive surface on upper portion showing our new design;

FIG. 2 is a side elevation view thereof;

FIG. 3 is a bottom plan view thereof; and,

FIG. 4 is a perspective isometric view thereof.

Claims

The ornamental design for a square-shaped writing instrument with abrasive surface on upper portion, as shown and described.

Referenced Cited
U.S. Patent Documents
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Patent History
Patent number: D548786
Type: Grant
Filed: Aug 1, 2005
Date of Patent: Aug 14, 2007
Inventors: James O'Hern (Little Silver, NJ), John O'Hern (Little Silver, NJ)
Primary Examiner: Elizabeth A. Albert
Application Number: 29/235,361
Classifications
Current U.S. Class: With Surface Texture Or Pattern (D19/47)