Patent ID: 6463708
Filing Date: 2002-10-15
Classification: E04D

Abstract:
A surfacing shingle comprising:(a) a central planar portion, the central planar portion having a first surface and a second surface opposite the first surface; (b) a first edge portion at a first edge of the central planar portion, oriented at an acute angle with respect to the first surface; (c) a second edge portion at a second edge of the central planar portion, oriented at an acute angle with respect to the first surface, the first and second edges of the central planar portion being opposite; (d) a third edge portion at a third edge of the central planar portion, oriented at an acute angle with respect to the first surface; and (e) a fourth edge portion at a fourth edge of the central planar portion, oriented at an acute angle with respect to the second surface, the third and fourth edges of the central planar portion being opposite; wherein:(f) the only edge portions that are not coplanar with the central planar portion at any edge thereof are the first, second, third, and fourth edge portions.