Riser for marking and detecting a large underground utility
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Claims
The ornamental design for a riser for marking and detecting a large underground utility, as shown and described.
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Type: Grant
Filed: Aug 28, 2009
Date of Patent: Feb 8, 2011
Assignee: Infinity Times Infinity, LLC (Holladay, UT)
Inventor: Martin W. Macey (Draper, UT)
Primary Examiner: Caron Veynar
Assistant Examiner: George D Kirschbaum
Attorney: Kirton & McConkie
Application Number: 29/342,682