The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Oct. 29, 2002
Filed:
Sep. 03, 1999
Thomas Kent Thompson, Granville, OH (US);
David Brian Ollett, Pickerington, OH (US);
Owens Corning Fiberglas Technology, Inc., Summit, IL (US);
Abstract
A method of reducing humping of a laminated roofing shingle when the shingle is stacked with others of the shingle involves shingles that include a longitudinal central area having an overlay laminated with an underlay. The method involves providing a depression in the shingle that extends through at least a portion of the central area. In another embodiment, the invention is a method of reducing humping of a laminated roofing shingle including an overlay, an underlay, and an adhesive between the overlay and the underlay in an area of the shingle. The method involves providing a depression in the shingle that extends through at least a portion of the adhesive area. In a further embodiment, the invention is a method of reducing humping of a roofing shingle having a sealant in an area of the shingle. The method involves providing a depression in the shingle that extends through at least a portion of the sealant area.