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:
Jan. 29, 2008

Filed:

Mar. 02, 2004
Applicants:

Weiling Peng, Alta Loma, CA (US);

Jeffrey Bergh, Long Beach, CA (US);

Inventors:

Weiling Peng, Alta Loma, CA (US);

Jeffrey Bergh, Long Beach, CA (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C09J 4/00 (2006.01); B32B 37/02 (2006.01);
U.S. Cl.
CPC ...
Abstract

A building material having a durable exterior finish comprising a fiber cement substrate laminated with a fluorohydrocarbon protective film. The protective film provides the fiber cement substrate with resistance to weathering and maintains the surface texture of the underlying fiber cement substrate while providing an aesthetically pleasing and uniform pre-finish on the exterior surface. The protective film is bonded to the fiber cement substrate using an adhesive composition comprised of a one-component moisture cure polyurethane or polyurea adhesive composition having a reactive isocyanate compound or a two component polyurethane or polyurea composition.


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