Patent · US Active

Plasterboards and methods for making them

US11414864B2 · kind B2 · utility

1Cited by

10References

24Claims

0Family size

Assignee

CertainTeed Gypsum, Inc. · US

Inventors

Mithun N. Kamath · Northborough, US
Choung-Houng Lai · Newtown, US
Michael J. Lemberger · Dudley, US
Gerald D. Boydston · Cody, US
Bryan Wiltzius · Atlanta, US
Eric Dong · Lilburn, US
Nathan Frailey · Cody, US

Key dates

Filing date	Dec 23, 2018
Grant date	Aug 16, 2022
Priority date	—
Expiry date	Dec 23, 2038

Classification

Technology area (CPC E)Fixed Constructions
CPC primaryE04C2/322
WIPO fieldSurface technology, coating
WIPO sectorChemistry

Abstract

An example plasterboard includes a layer of hardened plaster material having a first surface and an opposed second surface and a layer of molded material having a surface that faces away from the layer of hardened plaster material. The surface of the layer of molded material has one or more raised features. The plasterboard also includes a liner between the first surface of the layer of hardened plaster material and the layer of molded material. Other examples include a method of forming such plasterboards and a method for installing such plasterboards.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.