Concrete panel board
US11680402B2 · kind B2 · utility
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9Claims
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Assignee
Inventor
Key dates
| Filing date | Aug 11, 2021 |
| Grant date | Jun 20, 2023 |
| Priority date | — |
| Expiry date | Dec 29, 2041 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE04C2/044
- WIPO fieldSurface technology, coating
- WIPO sectorChemistry
Abstract
A method of making a concrete panel board is provided. The method includes the steps of: (a) providing a substrate; (b) applying a primer layer to the substrate; (c) drying the board after step b; (d) applying a thinset mortar layer to the primer layer; (e) drying the board after step d; (f) applying a plaster layer to the thinset mortar layer; (g) drying the board after step f; and (h) applying a sealant layer to the plaster layer.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.