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:
Oct. 05, 2021
Filed:
Aug. 30, 2019
Applicant:
Georgia-pacific Gypsum Llc, Atlanta, GA (US);
Inventors:
Yongan Yuan, Westfield, IN (US);
Stuart Brandon Gilley, Atlanta, GA (US);
Bryan Wiltzius, Atlanta, GA (US);
Assignee:
Georgia-Pacific Gypsum LLC, Atlanta, GA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E04C 2/04 (2006.01); B32B 13/08 (2006.01); C04B 28/14 (2006.01); C04B 111/28 (2006.01); C04B 111/00 (2006.01);
U.S. Cl.
CPC ...
E04C 2/043 (2013.01); B32B 13/08 (2013.01); C04B 28/14 (2013.01); B32B 2607/00 (2013.01); C04B 2111/0062 (2013.01); C04B 2111/28 (2013.01);
Abstract
Gypsum panels and methods of making the same are provided. A gypsum panel includes a gypsum core containing set gypsum and unexpanded perlite ore, wherein the unexpanded perlite ore is present in the gypsum core in an amount greater than any other component, other than the gypsum.