Perimeter drain
US11066804B2 · kind B2 · utility
2Cited by
6References
17Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 22, 2020 |
| Grant date | Jul 20, 2021 |
| Priority date | — |
| Expiry date | Jan 22, 2040 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE04B1/7023
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
The present disclosure provides a water drainage system comprising: a plurality of lengths of drain pipe comprising a channel and a vertical wall, wherein (i) the vertical wall comprises one or more standoffs extending horizontally from the vertical wall and (ii) wherein the drain pipe comprises a top edge and a bottom edge, each of the top and bottom edges being bifurcated by a v-shaped notch.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.