Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Leonard Browning0
Robert J. Lundell0
Date of Patent
December 12, 2017
0Patent Application Number
150934740
Date Filed
April 7, 2016
0Patent Citations Received
Patent Primary Examiner
Patent abstract
Generally L-shaped, square, rectangular, triangular, hexagonal, parallelogram and other-shaped paving stones with inter-fitting vertical spacers forming serpentine side contact surfaces that provide enhanced stone-to-stone interlocking in both water-permeable and water-impermeable paving installations.
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