Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Robert A. MacDonald0
William B. Dawson0
Date of Patent
May 7, 2013
0Patent Application Number
134301070
Date Filed
March 26, 2012
0Patent Citations Received
Patent Primary Examiner
Patent abstract
Single and multiple retaining wall blocks and block systems in which the blocks are provided with a face connection system which includes at least one front lip extending from a top surface of the block and a bottom channel formed into a front face and bottom surface of the block. The front lips have a length which is equal to the width of the blocks.
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