Cushioning insert
US4120443A · kind A · utility
45Cited by
7References
1Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 6, 1978 |
| Grant date | Oct 17, 1978 |
| Priority date | — |
| Expiry date | Feb 6, 1998 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S206/814
- WIPO fieldHandling
- WIPO sectorMechanical engineering
Abstract
A paperboard structure for forming an air cell within an outer container to protect the contents thereof.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.