Collapsible container
US8529974B2 · kind B2 · utility
16Cited by
65References
13Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 6, 2011 |
| Grant date | Sep 10, 2013 |
| Priority date | — |
| Expiry date | Sep 9, 2031 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB65D85/72
- WIPO fieldHandling
- WIPO sectorMechanical engineering
Abstract
A collapsible container includes an outer cup, an inner cup located inside the outer cup, and a seal covering the container. The inner cup includes a base and a plurality of concentric sections that are configured to collapse toward an opening in the container, when a force is exerted toward the opening on the base. The plurality of concentric sections may include three concentric sections: a base section, a middle section, and a top section, wherein the base section perimeter is smaller than the middle section perimeter, and the middle section perimeter is smaller than the top section perimeter.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.