Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Steven Lee Sawyer0
Richard R. Runkles0
Daniel C. Sawyer0
Date of Patent
June 28, 2022
0Patent Application Number
175481780
Date Filed
December 10, 2021
0Patent Citations
Patent Primary Examiner
An underlayment layer is configured to support an artificial turf assembly. The underlayment layer comprises a core with a top side and a bottom side. The top side has a plurality of spaced apart, upwardly oriented projections that define channels suitable for fluid flow along the top side of the core when the underlayment layer is positioned beneath an overlying artificial turf assembly.
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