Sealed moistureproof container
US4440311A · kind A · utility
7Cited by
5References
6Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 28, 1982 |
| Grant date | Apr 3, 1984 |
| Priority date | — |
| Expiry date | Jun 28, 2002 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB65B7/2885
- WIPO fieldHandling
- WIPO sectorMechanical engineering
Abstract
A moistureproof package comprising a container and lid characterized in that the lid is attached to the container by means of a primary hermetic seal and is provided with a secondary snap fastener for securing the lid to the container once it has been opened, and further characterized in that the container and lid frame are formed from a single sheet of material enough larger in area than that required to form the container to also form the lid frame.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.