Container having a use indicator
US9334084B2 · kind B2 · utility
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20References
24Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 15, 2013 |
| Grant date | May 10, 2016 |
| Priority date | — |
| Expiry date | May 29, 2033 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB65D2401/55
- WIPO fieldHandling
- WIPO sectorMechanical engineering
Abstract
A product includes a container, and an indicator that is carried inside the container and that exhibits a first visible characteristic, and a second, different visible characteristic when exposed to air.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.