Container having a use indicator
US9994360B2 · kind B2 · utility
0Cited by
22References
26Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 6, 2016 |
| Grant date | Jun 12, 2018 |
| Priority date | — |
| Expiry date | May 26, 2036 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB65D2401/55
- WIPO fieldHandling
- WIPO sectorMechanical engineering
Abstract
A product includes a bottle, and an indicator that is carried in a relief in an interior surface of at least one of a shoulder of the bottle or a neck of the bottle, and that is adapted, upon contact with air, irreversibly to change a characteristic of the indicator that is visible from outside of the bottle to indicate to a user that the product has been used. A package including the product, and a method for making the package are also disclosed.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.