Multi walled container and method
US7922071B2 · kind B2 · utility
43Cited by
96References
12Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 5, 2008 |
| Grant date | Apr 12, 2011 |
| Priority date | — |
| Expiry date | Mar 24, 2029 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB65D81/3869
- WIPO fieldHandling
- WIPO sectorMechanical engineering
Abstract
A container and method of manufacture are provided. The container includes a cup with a permanently attached sleeve overlying an exterior portion of the cup sidewall. The sleeve includes a plurality of inwardly directed protuberances providing a gap between a substantial portion of the cup sidewall and the sleeve.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.