Manhole guard

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Description

FIG. 1 is a top, front and right side perspective view of my new manhole guard;

FIG. 2 is a rear side elevation which is a mirror image of the front elevation;

FIG. 3 is a left side elevation which is a mirror image of the right side;

FIG. 4 is a bottom plan view which is a mirror image of a top plan view;

FIG. 5 is a top, front and right side perspective of an alternate embodiment of my new manhole guard;

FIG. 6 is a rear side elevation of the embodiment of FIG. 5 which is a mirror image of the front elevation;

FIG. 7 is a left side elevation of the embodiment of FIG. 5 which is a mirror image of the right side elevation; and,

FIG. 8 is a bottom plan view of the embodiment of FIG. 5 which is a mirror image of the top plan view.

Claims

The ornamental design for a manhole guard, as shown and described.

Referenced Cited
U.S. Patent Documents
4936703 June 26, 1990 Ferns
6385913 May 14, 2002 Ahn
D478672 August 19, 2003 Charlebois
6651391 November 25, 2003 Nale
7178290 February 20, 2007 Gowland
D539918 April 3, 2007 Denmon
20030039510 February 27, 2003 Kuan
20030121216 July 3, 2003 Nale
Patent History
Patent number: D570492
Type: Grant
Filed: Mar 6, 2006
Date of Patent: Jun 3, 2008
Inventor: Richard F. Denmon (Fort Pierce, FL)
Primary Examiner: Louis S Zarfas
Assistant Examiner: Eric L Goodman
Attorney: William M. Hobby, III
Application Number: 29/255,063
Classifications
Current U.S. Class: Prefabricated Unit (D25/35)