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.

Date of Patent:
Dec. 09, 2025

Filed:

May. 10, 2022
Applicant:

Certainteed Llc, Malvern, PA (US);

Inventors:

Choung-Houng Lai, Acton, MA (US);

Mithun N. Kamath, Shrewsbury, MA (US);

Jia Liu, Northborough, MA (US);

Liyan Ma, King of Prussia, PA (US);

Gregory F. Jacobs, Oreland, PA (US);

Assignee:

CERTAINTEED LLC, Malvern, PA (US);

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
E04D 1/20 (2006.01); B32B 5/18 (2006.01); B32B 5/30 (2006.01); B32B 7/12 (2006.01); B32B 27/06 (2006.01); B32B 27/14 (2006.01); B32B 27/20 (2006.01); B32B 27/30 (2006.01); B32B 27/40 (2006.01); E04D 5/02 (2006.01); E04D 7/00 (2006.01);
U.S. Cl.
CPC ...
E04D 1/20 (2013.01); B32B 5/18 (2013.01); B32B 5/30 (2013.01); B32B 7/12 (2013.01); B32B 27/065 (2013.01); B32B 27/14 (2013.01); B32B 27/20 (2013.01); B32B 27/304 (2013.01); B32B 27/308 (2013.01); B32B 27/40 (2013.01); E04D 5/02 (2013.01); E04D 7/005 (2013.01); B32B 2419/06 (2013.01);
Abstract

The present disclosure relates generally to roofing elements and methods for making them. In one embodiment, the disclosure provides a roofing element in the form of a roofing shingle that includes a body of a foamed cured cross-linked polymer, the body having a top surface and a bottom surface, the body extending substantially in a plane and having a thickness in the range of 0.5 mm to 35 mm; and a layer of weather-resistant roofing granules disposed on and adhered at the top surface of roofing element. The roofing element can be made by providing a body of wet foamed curable composition, and allowing the curable composition to cure to provide the body of foamed cured cross-linked polymer.


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