Masonry unit with integral flashing
US5115614A · kind A · utility
25Cited by
3References
6Claims
0Family size
Inventor
Key dates
| Filing date | May 21, 1991 |
| Grant date | May 26, 1992 |
| Priority date | — |
| Expiry date | May 21, 2011 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE04B1/7038
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
A composite cored masonry unit with a moisture collection void that has a waterproof material that coats the surface of the portion of said unit adjacent to said void with the masonry unit having a base with a sloped top surface and flat bottom surface and with a weep hole located so as to drain moisture from the moisture collection void.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.