Container having a use-evident device
US8830076B2 · kind B2 · utility
8Cited by
13References
33Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 21, 2012 |
| Grant date | Sep 9, 2014 |
| Priority date | — |
| Expiry date | Jan 30, 2033 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB65D2203/12
- WIPO fieldHandling
- WIPO sectorMechanical engineering
Abstract
A product includes an indicator at least a portion of which is carried by a container and responsive to a change in at least one state of the container to irreversibly modify a visual characteristic visible from outside the container.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.