Patents by Inventor Brent E. Groza
Brent E. Groza has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Patent number: 8974597Abstract: The invention provides a set gypsum-containing product having increased resistance to permanent deformation and a method for preparing it comprising forming a mixture of a calcium sulfate material, water, and an appropriate amount of one or more enhancing materials chosen from condensed phosphoric acids, each of which comprises 2 or more phosphoric acid units; and salts or ions of condensed phosphates, each of which comprises 2 or more phosphate units. The mixture is then maintained under conditions sufficient for the calcium sulfate material to form a set gypsum material.Type: GrantFiled: July 2, 2013Date of Patent: March 10, 2015Assignee: United States Gypsum CompanyInventors: Qiang Yu, Steven W. Sucech, Brent E. Groza, Raymond J. Mlinac, Frederick T. Jones, Paul J. Henkels
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Publication number: 20130338270Abstract: The invention provides a set gypsum-containing product having increased resistance to permanent deformation and a method for preparing it comprising forming a mixture of a calcium sulfate material, water, and an appropriate amount of one or more enhancing materials chosen from condensed phosphoric acids, each of which comprises 2 or more phosphoric acid units; and salts or ions of condensed phosphates, each of which comprises 2 or more phosphate units. The mixture is then maintained under conditions sufficient for the calcium sulfate material to form a set gypsum material.Type: ApplicationFiled: July 2, 2013Publication date: December 19, 2013Applicant: United States Gypsum CompanyInventors: Qiang YU, Steven W. SUCECH, Brent E. GROZA, Raymond J. MLINAC, Frederick T. JONES, Paul J. HENKELS
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Patent number: 8500904Abstract: The invention provides a set gypsum-containing product having increased resistance to permanent deformation and a method for preparing it comprising forming a mixture of a calcium sulfate material, water, and an appropriate amount of one or more enhancing materials chosen from condensed phosphoric acids, each of which comprises 2 or more phosphoric acid units; and salts or ions of condensed phosphates, each of which comprises 2 or more phosphate units. The mixture is then maintained under conditions sufficient for the calcium sulfate material to form a set gypsum material.Type: GrantFiled: September 28, 2012Date of Patent: August 6, 2013Assignee: United States Gypsum CompanyInventors: Qiang Yu, Steven W. Sucech, Brent E. Groza, Raymond J. Mlinac, Frederick T. Jones, Paul J. Henkels
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Patent number: 8303709Abstract: The invention provides a set gypsum-containing product having increased resistance to permanent deformation and a method for preparing it comprising forming a mixture of a calcium sulfate material, water, and an appropriate amount of one or more enhancing materials chosen from condensed phosphoric acids, each of which comprises 2 or more phosphoric acid units; and salts or ions of condensed phosphates, each of which comprises 2 or more phosphate units. The mixture is then maintained under conditions sufficient for the calcium sulfate material to form a set gypsum material.Type: GrantFiled: February 1, 2012Date of Patent: November 6, 2012Assignee: United States Gypsum CompanyInventors: Qiang Yu, Steven W. Sucech, Brent E. Groza, Raymond J. Mlinac, Frederick T. Jones, Paul J. Henkels
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Publication number: 20120135179Abstract: The invention provides a set gypsum-containing product having increased resistance to permanent deformation and a method for preparing it comprising forming a mixture of a calcium sulfate material, water, and an appropriate amount of one or more enhancing materials chosen from condensed phosphoric acids, each of which comprises 2 or more phosphoric acid units; and salts or ions of condensed phosphates, each of which comprises 2 or more phosphate units. The mixture is then maintained under conditions sufficient for the calcium sulfate material to form a set gypsum material.Type: ApplicationFiled: February 1, 2012Publication date: May 31, 2012Applicant: UNITED STATES GYPSUM COMPANYInventors: Qiang YU, Steven W. SUCECH, Brent E. GROZA, Raymond J. MLINAC, Frederick T. JONES, Paul J. HENKELS
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Patent number: 8142914Abstract: The invention provides a set gypsum-containing product having increased resistance to permanent deformation and a method for preparing it comprising forming a mixture of a calcium sulfate material, water, and an appropriate amount of one or more enhancing materials chosen from condensed phosphoric acids, each of which comprises 2 or more phosphoric acid units; and salts or ions of condensed phosphates, each of which comprises 2 or more phosphate units. The mixture is then maintained under conditions sufficient for the calcium sulfate material to form a set gypsum material.Type: GrantFiled: February 15, 2011Date of Patent: March 27, 2012Assignee: United States Gypsum CompanyInventors: Qiang Yu, Steven W. Sucech, Brent E. Groza, Raymond J. Mlinac, Frederick T. Jones, Paul J. Henkels
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Patent number: 7964034Abstract: The invention provides a set gypsum-containing product having increased resistance to permanent deformation and a method for preparing it comprising forming a mixture of a calcium sulfate material, water, and an appropriate amount of one or more enhancing materials chosen from condensed phosphoric acids, each of which comprises 2 or more phosphoric acid units; and salts or ions of condensed phosphates, each of which comprises 2 or more phosphate units. The mixture is then maintained under conditions sufficient for the calcium sulfate material to form a set gypsum material.Type: GrantFiled: June 9, 2010Date of Patent: June 21, 2011Assignee: United States Gypsum CompanyInventors: Qiang Yu, Steven W. Sucech, Brent E. Groza, Raymond J. Mlinac, Frederick T. Jones, Paul J. Henkels
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Publication number: 20110132235Abstract: The invention provides a set gypsum-containing product having increased resistance to permanent deformation and a method for preparing it comprising forming a mixture of a calcium sulfate material, water, and an appropriate amount of one or more enhancing materials chosen from condensed phosphoric acids, each of which comprises 2 or more phosphoric acid units; and salts or ions of condensed phosphates, each of which comprises 2 or more phosphate units. The mixture is then maintained under conditions sufficient for the calcium sulfate material to form a set gypsum material.Type: ApplicationFiled: February 15, 2011Publication date: June 9, 2011Applicant: UNITED STATES GYPSUM COMPANYInventors: Qiang YU, Steven W. SUCECH, Brent E. GROZA, Raymond J. MLINAC, Frederick T. JONES, Paul J. HENKELS
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Publication number: 20100273020Abstract: The invention provides a set gypsum-containing product having increased resistance to permanent deformation and a method for preparing it comprising forming a mixture of a calcium sulfate material, water, and an appropriate amount of one or more enhancing materials chosen from condensed phosphoric acids, each of which comprises 2 or more phosphoric acid units; and salts or ions of condensed phosphates, each of which comprises 2 or more phosphate units. The mixture is then maintained under conditions sufficient for the calcium sulfate material to form a set gypsum material.Type: ApplicationFiled: June 9, 2010Publication date: October 28, 2010Applicant: UNITED STATES GYPSUM COMPANYInventors: Qiang YU, Steven W. SUCECH, Brent E. GROZA, Raymond J. MLINAC, Frederick T. JONES, Paul J. HENKELS
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Patent number: 7758980Abstract: The invention provides a set gypsum-containing product having increased resistance to permanent deformation and a method for preparing it comprising forming a mixture of a calcium sulfate material, water, and an appropriate amount of one or more enhancing materials chosen from condensed phosphoric acids, each of which comprises 2 or more phosphoric acid units; and salts or ions of condensed phosphates, each of which comprises 2 or more phosphate units. The mixture is then maintained under conditions sufficient for the calcium sulfate material to form a set gypsum material.Type: GrantFiled: August 12, 2008Date of Patent: July 20, 2010Assignee: United States Gypsum CompanyInventors: Qiang Yu, Steven W. Sucech, Brent E. Groza, Raymond J. Mlinac, Frederick T. Jones, Paul J. Henkels
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Publication number: 20090047545Abstract: The invention provides a set gypsum-containing product having increased resistance to permanent deformation and a method for preparing it comprising forming a mixture of a calcium sulfate material, water, and an appropriate amount of one or more enhancing materials chosen from condensed phosphoric acids, each of which comprises 2 or more phosphoric acid units; and salts or ions of condensed phosphates, each of which comprises 2 or more phosphate units. The mixture is then maintained under conditions sufficient for the calcium sulfate material to form a set gypsum material.Type: ApplicationFiled: August 12, 2008Publication date: February 19, 2009Applicant: UNITED STATES GYPSUM COMPANYInventors: Qiang YU, Steven W. SUCECH, Brent E. GROZA, Raymond J. MLINAC, Frederick T. JONES, Paul J. HENKELS
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Patent number: 7425236Abstract: The invention provides a set gypsum-containing product having increased resistance to permanent deformation and a method for preparing it comprising forming a mixture of a calcium sulfate material, water, and an appropriate amount of one or more enhancing materials chosen from condensed phosphoric acids, each of which comprises 2 or more phosphoric acid units; and salts or ions of condensed phosphates, each of which comprises 2 or more phosphate units. The mixture is then maintained under conditions sufficient for the calcium sulfate material to form a set gypsum material.Type: GrantFiled: June 11, 2007Date of Patent: September 16, 2008Assignee: United States Gypsum CompanyInventors: Qiang Yu, Steven W. Sucech, Brent E. Groza, Raymond J. Mlinac, Frederick T. Jones, Paul J. Henkels
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Patent number: 7244304Abstract: A method for producing a set gypsum-containing product comprising an interlocking matrix of set gypsum wherein said method comprises applying to said set gypsum one or more enhancing materials selected from the group consisting of phosphoric acid; condensed phosphoric acids, each of which comprises 2 or more phosphoric acid units; and salts or ions of condensed phosphates, each of which comprises 2 or more phosphate units, and monobasic salts or monovalent ions of orthophosphates.Type: GrantFiled: August 18, 2004Date of Patent: July 17, 2007Assignee: United States Gypsum CompanyInventors: Qiang Yu, Steven W Sucech, Brent E. Groza, Raymond J. Mlinac, Frederick T. Jones, Paul J. Henkels
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Patent number: 6800131Abstract: The invention provides a set gypsum-containing product having increased resistance to permanent deformation and a method for preparing it comprising forming a mixture of a calcium sulfate material, water, and an appropriate amount of one or more enhancing materials chosen from condensed phosphoric acids, each of which comprises 2 or more phosphoric acid units; and salts or ions of condensed phosphates, each of which comprises 2 or more phosphate units. The mixture is then maintained under conditions sufficient for the calcium sulfate material to form a set gypsum material.Type: GrantFiled: November 13, 2002Date of Patent: October 5, 2004Assignee: United States Gypsum CompanyInventors: Qiang Yu, Steven W. Sucech, Brent E. Groza, Raymond J. Mlinac, Frederick T. Jones, Paul J. Henkels
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Patent number: 6632550Abstract: The invention provides a set gypsum-containing product having increased resistance to permanent deformation and a method for preparing it comprising forming a mixture of a calcium sulfate material, water, and an appropriate amount of one or more enhancing materials chosen from condensed phosphoric acids, each of which comprises 2 or more phosphoric acid units; and salts or ions of condensed phosphates, each of which comprises 2 or more phosphate units. The mixture is then maintained under conditions sufficient for the calcium sulfate material to form a set gypsum material.Type: GrantFiled: February 16, 1999Date of Patent: October 14, 2003Assignee: United States Gypsum CompanyInventors: Qiang Yu, Steven W. Sucech, Brent E. Groza, Raymond J. Mlinac, Frederick T. Jones, Frederick M. Boehnert
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Publication number: 20030154888Abstract: The invention provides a set gypsum-containing product having increased resistance to permanent deformation and a method for preparing it comprising forming a mixture of a calcium sulfate material, water, and an appropriate amount of one or more enhancing materials chosen from condensed phosphoric acids, each of which comprises 2 or more phosphoric acid units; and salts or ions of condensed phosphates, each of which comprises 2 or more phosphate units. The mixture is then maintained under conditions sufficient for the calcium sulfate material to form a set gypsum material.Type: ApplicationFiled: November 13, 2002Publication date: August 21, 2003Applicant: United States Gypsum CompanyInventors: Qiang Yu, Steven W. Sucech, Brent E. Groza, Raymond J. Mlinac, Frederick T. Jones, Paul J. Henkels
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Publication number: 20020045074Abstract: The invention provides a set gypsum-containing product having increased resistance to permanent deformation and a method for preparing it comprising forming a mixture of a calcium sulfate material, water, and an appropriate amount of one or more enhancing materials chosen from condensed phosphoric acids, each of which comprises 2 or more phosphoric acid units; and salts or ions of condensed phosphates, each of which comprises 2 or more phosphate units. The mixture is then maintained under conditions sufficient for the calcium sulfate material to form a set gypsum material.Type: ApplicationFiled: September 21, 2001Publication date: April 18, 2002Applicant: United States Gypsum CompanyInventors: Qiang Yu, Steven W. Sucech, Brent E. Groza, Raymond J. Mlinac, Frederick T. Jones, Paul J. Henkels
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Patent number: 6342284Abstract: The invention provides a set gypsum-containing product having increased resistance to permanent deformation and a method for preparing it comprising forming a mixture of a calcium sulfate material, water, and an appropriate amount of one or more enhancing materials chosen from condensed phosphoric acids, each of which comprises 2 or more phosphoric acid units; and salts or ions of condensed phosphates, each of which comprises 2 or more phosphate units. The mixture is then maintained under conditions sufficient for the calcium sulfate material to form a set gypsum material.Type: GrantFiled: August 21, 1998Date of Patent: January 29, 2002Assignee: United States Gysum CompanyInventors: Qiang Yu, Steven W. Sucech, Brent E. Groza, Raymond J. Mlinac, Frederick T. Jones, Paul J. Henkels