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:
Jan. 23, 2024
Filed:
Sep. 06, 2022
Applicant:
Saint-gobain Placo Sas, Suresnes, FR;
Inventors:
Robin Daniel Fisher, Loughborough, GB;
Devang Umesh Khariwala, Hudson, MA (US);
Jeffrey Hamilton Peet, Southborough, MA (US);
Peter Mayer, Tampa, FL (US);
Assignee:
CertainTeed Gypsum, Inc., Malvern, PA (US);
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B32B 13/08 (2006.01); E04C 2/04 (2006.01);
U.S. Cl.
CPC ...
B32B 13/08 (2013.01); E04C 2/043 (2013.01); B32B 2255/12 (2013.01); B32B 2255/26 (2013.01); B32B 2307/54 (2013.01); B32B 2419/00 (2013.01); B32B 2607/00 (2013.01); Y10T 428/24488 (2015.01); Y10T 428/24496 (2015.01); Y10T 428/24612 (2015.01); Y10T 428/249968 (2015.04); Y10T 428/273 (2015.01);
Abstract
Disclosed is a building board construction with increased surface strength. More specifically, increased nail pull strength is achieved via the application of an external surface coating. The surface coating is ideally applied to a paper faced gypsum building board. In one possible embodiment, the coating is formed from a water soluble polymer.