Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Kenneth R. Black0
Date of Patent
December 30, 2008
Patent Application Number
11575976
Date Filed
September 28, 2005
Patent Citations Received
Patent Primary Examiner
Patent abstract
An apparatus (10) for creating a sloped surface comprising at least one leveling member (12) and at least one guide member (36) for guiding the at least one leveling member (12). The at least one leveling member (12) changes the slope of the surface depending on a distance between a point of low elevation (54) to a point of higher elevation as the at least one leveling member (12) travels across the at least one guide member (36).
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