Is a
Patent attributes
Patent Jurisdiction
Patent Number
Date of Patent
March 19, 2013
Patent Application Number
12851504
Date Filed
August 5, 2010
Patent Citations Received
Patent Primary Examiner
Patent abstract
The present invention provides a roof shingle comprising a shingle with at least one layer having a head lap and a butt, the head lap including at least one alignment notch and the butt including at least one corner that corresponds to the alignment notch. Also, the present invention provides a roofing shingle comprising at least one layer formed from a cutting cylinder having a circumference that is a fraction of said roofing shingle length. The present invention also provides a method for manufacturing the inventive shingles and a method for installing the inventive shingles upon a roofing area.
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