Gypsum composition comprising uncooked starch having mid-range viscosity, and methods and products related thereto

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 11773020
APP PUB NO 20210253476A1
SERIAL NO

17306460

Stats

ATTORNEY / AGENT: (SPONSORED)

Importance

Loading Importance Indicators... loading....

Abstract

See full text

Disclosed are product (e.g., board), slurry, and methods relating to an uncooked starch that can be used to enhance strength in one or more gypsum layers in the board. The uncooked starch has a hot water viscosity of from about 20 BU to about 300 BU according to the HWVA method, and/or a mid-range peak viscosity of from about 120 Brabender Units to about 1000 Brabender Units.

Loading the Abstract Image... loading....

First Claim

See full text

Family

Loading Family data... loading....

Patent Owner(s)

Patent OwnerAddress
UNITED STATES GYPSUM COMPANY550 WEST ADAMS STREET CHICAGO IL 60661-3676

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Christ, Brian J Burlington, US 13 48
Sang, Yijun Oak Park, US 35 180

Cited Art Landscape

Load Citation

Patent Citation Ranking

Forward Cite Landscape

Load Citation

Maintenance Fees

Fee Large entity fee small entity fee micro entity fee due date
3.5 Year Payment $1600.00 $800.00 $400.00 Apr 3, 2027
7.5 Year Payment $3600.00 $1800.00 $900.00 Apr 3, 2031
11.5 Year Payment $7400.00 $3700.00 $1850.00 Apr 3, 2035
Fee Large entity fee small entity fee micro entity fee
Surcharge - 3.5 year - Late payment within 6 months $160.00 $80.00 $40.00
Surcharge - 7.5 year - Late payment within 6 months $160.00 $80.00 $40.00
Surcharge - 11.5 year - Late payment within 6 months $160.00 $80.00 $40.00
Surcharge after expiration - Late payment is unavoidable $700.00 $350.00 $175.00
Surcharge after expiration - Late payment is unintentional $1,640.00 $820.00 $410.00