Protective housing for sewer or septic clean-out lines
US5769565A · kind A · utility
10Cited by
4References
9Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 19, 1996 |
| Grant date | Jun 23, 1998 |
| Priority date | — |
| Expiry date | Aug 19, 2016 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T137/7021
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
A protective cover for sewer clean-out lines for protection of the termination end of the sewer clean-out line, but permitting access to the sewer clean-out line, the housing having a cast iron collar with removable cover made into an ABS plastic skirt by force fitting, the plastic skirt having a flared lower end to maintain the position of the housing with the upper surface and cover of the cast iron collar being flush with the level of the ground.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.