Patent ID: 7484910

Claim:
A dry cast stone set comprising: (a) five dry cast concrete stones; (i) each one of the five dry cast concrete stone having a jagged perimeter: devoid of straight segments each of which is any longer than 3 inches; devoid of any regular pattern of angles and curves; and, devoid of any smooth curve extending over a distance of greater than 6 inches; (ii) each one of the five dry cast stones having a largest length (L L ) within the range of 17-26 inches, inclusive; (iii) each one of the five dry cast stones having a perimeter area of at least 1.5 sq. feet and not greater than 3.4 sq. feet; and, (iv) the five dry cast stones having a ratio of largest length dimension (L L ) to largest width dimension (W L ) of at least 1.1 and not greater than 2.5; (v) each stone having a planar base surface free of protruding irregularities; (b) no two stones of the set of five stones having the same perimeter shape; (c) the stone set including two stones each having an irregular, right angle, triangular-shaped perimeter; (d) the stone set including two stones each having an irregular L-shaped perimeter; (e) the stone set including a fifth stone having neither an irregular L-shaped perimeter nor an irregular, right angle, triangular-shaped perimeter; (i) a largest length (L L ) of a first one of the triangular-shaped stones being at least as long as a combined width of the second one of the triangular-shaped stones and the fifth stone; when the second triangular-shaped stone and the fifth stone are positioned adjacent one another, in width, to form a minimally wide combination; and, (f) the five stones being positionable adjacent one another to occupy at least 65% of an area of a square border 40 inches by 40 inches.