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Class Information
Number: 404/30
Name: Road structure, process, or apparatus > Pavement > Including bed > Having preformed element layer > Having irregular aggregate module
Description: Preformed, or selected, element layer structure wherein the stratum is made up primarily of a plurality of nonuniform cuboid-like members, e.g., natural field stones.

Patents under this class:

Patent Number Title Of Patent Date Issued
8388260 Water-permeable and water-absorbable ecological paving Mar. 5, 2013
6146051 Paving system for spillage and flood management Nov. 14, 2000
5885025 Vehicle arresting bed systems Mar. 23, 1999
4653956 Highway pavement Mar. 31, 1987

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