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. 05, 2017

Filed:

Jan. 13, 2014
Applicant:

Saint-gobain Placo Sas, Suresnes, FR;

Inventors:

Gerald D. Boydston, Cody, WY (US);

Bryan J. Wiltzius, Largo, FL (US);

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

Michael J. Lemberger, Dudley, MA (US);

Assignee:

Saint-Gobain Placo SAS, Suresnes, FR;

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
E04C 2/04 (2006.01);
U.S. Cl.
CPC ...
E04C 2/043 (2013.01); Y10T 428/24331 (2015.01); Y10T 442/665 (2015.04); Y10T 442/675 (2015.04);
Abstract

This disclosure relates to using polyester films on building boards to enable improved surface coatings. The polyester film is preferably applied to a glass mat via an adhesive to form a laminate. This laminate is then bonded to the exterior surface of a gypsum board. The polyester film is advantageous because it allows for exterior surface coatings to be applied. In one embodiment, an exterior acrylic coating is applied to the polyester film. Boards constructed in accordance with this disclosure allow for exterior finishings to be achieved without the need for excessive finishing materials or steps.


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