Locking cover for construction vault
US9677301B2 · kind B2 · utility
0Cited by
26References
34Claims
0Family size
Inventors
Key dates
| Filing date | Mar 6, 2015 |
| Grant date | Jun 13, 2017 |
| Priority date | — |
| Expiry date | Aug 21, 2035 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE05C3/042
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
A locking cover for existing subgrade vault openings. The cover is installed with mounting brackets on side walls of construction vaults and secured with locking latch components secured against flange portions of the mounting brackets.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.