Patent ID: 8371085
Filing Date: 2013-02-12
Classification: B26D,B26F,B32B,E04D,Y10T

Abstract:
1. A shingle comprising a tab portion adapted to be exposed when installed on a roof and a headlap portion adapted to be unexposed when installed on a roof, and including an adhesive impregnated mat with upper and lower surfaces, with granules on the upper surface, and including at least one overlay of granule covered adhesive comprising a narrow band along the upper surface of the headlap portion creating a thicker portion along the shingle than the rest of the shingle, wherein granules on said upper surface are beneath said overlay, with the overlay comprising any one of: (a) means providing a fastening zone for receiving fasteners therethrough, for fastening the shingle to a roof; and (b) means providing a contact zone for adhesive of an overlying tab portion of a next-overlying shingle when the shingle is installed on a roof, for forming a water barrier against water entering between overlying and next-underlying shingles at the location of said overlay.