Method and apparatus for sanitizing a drain
US7264774B1 · kind B1 · utility
3Cited by
1References
18Claims
0Family size
Inventor
Key dates
| Filing date | Mar 21, 2005 |
| Grant date | Sep 4, 2007 |
| Priority date | — |
| Expiry date | Apr 15, 2026 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE03C1/30
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
A method of sanitizing a drain having a drain conduit with a drain trap therein and an improved floor drain for use in the method of sanitizing. The method comprises the steps of (a) temporarily blocking the drain conduit at a position downstream of the trap and (b) at least partially back-filling the drain upstream of the blocked position with a sanitizing fluid.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.