Roofing products with zones of algae-resistant granules and method of manufacture

Number of patents in Portfolio can not be more than 2000

United States of America

PATENT NO 12152392
APP PUB NO 20240068238A1
SERIAL NO

18228719

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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The present disclosure relates generally to roofing products, for example, suitable for use covering and protecting the roofs of structures. The present disclosure relates more particularly to a roofing product including an upper section and an exposed section. The roofing product includes a substrate having a top surface and a bottom surface, and a plurality of zones of roofing granules disposed on the top surface of the substrate. The plurality of zones includes first, second and third zones within the exposed section. The first zone includes a first collection of algae-resistant roofing granules and has a first algae-resistance intensity. The second zone includes a second collection of algae-resistant roofing granules and has a second algae-resistance intensity. The third zone has a third algae-resistance intensity that is different from the first algae-resistance intensity.

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Patent Owner(s)

Patent OwnerAddress
CERTAINTEED CORPORATION750 EAST SWEDESFORD ROAD P O BOX 860 VALLEY FORGE PA 19482

International Classification(s)

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Jenkins, Robert L Honey Brook, US 113 3086
Liu, Shuang Malvern, US 193 1607
Simon, Mark W Phoenixville, US 34 196
Tang, Xiaofeng Malvern, US 79 342

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