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