Grade stake

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Description

FIG. 1 is a top and front side perspective view of my new grade stake;

FIG. 2 is a front side elevation;

FIG. 3 is a rear side elevation;

FIG. 4 is a right side elevation;

FIG. 5 is a left side elevation;

FIG. 6 is a top plan view; and,

FIG. 7 is a bottom plan view.

Claims

The ornamental design for a grade stake, as shown and described.

Referenced Cited
U.S. Patent Documents
D378980 April 29, 1997 Thayer et al.
D407281 March 30, 1999 Antel et al.
D419403 January 25, 2000 Halil
D447025 August 28, 2001 Hughes
Patent History
Patent number: D457039
Type: Grant
Filed: Jan 29, 2001
Date of Patent: May 14, 2002
Inventor: Eric J. Van Alstine (Lake Mary, FL)
Primary Examiner: Robin V. Taylor
Attorney, Agent or Law Firm: William M. Hobby, III
Application Number: 29/136,247
Classifications
Current U.S. Class: D8/1
International Classification: 0801;