Mailbox protector
US5067650A · kind A · utility
6Cited by
5References
7Claims
0Family size
Inventors
Key dates
| Filing date | Nov 7, 1990 |
| Grant date | Nov 26, 1991 |
| Priority date | — |
| Expiry date | Nov 7, 2010 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA47G29/1209
- WIPO fieldFurniture, games
- WIPO sectorOther fields
Abstract
A mailbox protector comprising a deformable cover adapted to be attached to at least the upwardly facing surface of a mailbox; a reservoir inside the cover adapted to confine a liquid, non-toxic dye; and ports adapted for expelling dye from the reservoir upon the application of a crushing blow to the cover.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.