Roofing shingle bearing release material with identifying indicia
AssigneeCertainTeed Corporation
InventorsRobert L. Jenkins, George F. Wilkins, Michael J. Noone, Norman M. Robinson, Robert E. Oglesby
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Abstract
A composition roofing shingle is described which has release material affixed thereto for the purpose of identifying the compositional shingle with process parameters for the time frame of manufacture. The identification is achieved by marking the release material with planographic idicia by means such as printing, stamping and ink-jet spray application.
Claims13
A composition roofing shingle comprising an elongated shingle body having an exposed face, and a separate layer of elongated release material affixed to said exposed face throughout the extent of the shingle body, said release material bearing planographic indicia thereon at predetermined intervals, with said release material comprising
- (a) means by which the planographic indicia is applied to the shingle, to which the release material is affixed;
- and with said planographic indicia
- (b) comprising means for identifying the shingle as to at least one parameter of its manufacture.
Dependencies are inferred from the claim text.