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:
May. 06, 2025
Filed:
Jun. 20, 2022
Applicant:
United States Gypsum Company, Chicago, IL (US);
Inventors:
Karl Glenn Niessner, Mundelein, IL (US);
Dennis Mark Lettkeman, Broken Arrow, OK (US);
John Wesley Wilson, Fairview, OK (US);
William Kelly Bedwell, Okeene, OK (US);
Assignee:
UNITED STATES GYPSUM COMPANY, Chicago, IL (US);
Primary Examiner:
Int. Cl.
CPC ...
C04B 28/14 (2005.12); C04B 14/06 (2005.12); C04B 24/14 (2005.12); C04B 24/26 (2005.12); C04B 24/38 (2005.12); C04B 40/00 (2005.12); C04B 40/06 (2005.12); C04B 103/12 (2005.12); C04B 103/22 (2005.12); C04B 103/40 (2005.12); C04B 103/50 (2005.12); C04B 111/00 (2005.12); C04B 111/60 (2005.12);
U.S. Cl.
CPC ...
C04B 28/14 (2012.12); C04B 14/06 (2012.12); C04B 24/14 (2012.12); C04B 24/2641 (2012.12); C04B 24/2652 (2012.12); C04B 24/38 (2012.12); C04B 40/0042 (2012.12); C04B 40/0608 (2012.12); C04B 2103/12 (2012.12); C04B 2103/22 (2012.12); C04B 2103/408 (2012.12); C04B 2103/50 (2012.12); C04B 2111/00146 (2012.12); C04B 2111/60 (2012.12);
Abstract
This disclosure provides gypsum cement compositions which comprise an aggregate stabilizing mixture containing a combination of a polysaccharide gum and a polyacrylamide-gelatin blend, and methods for making and using these compositions, including pourable/pumpable floor underlayment slurries and methods for forming high strength underlayment on different substrates.