Window bag for liquids
US4509197A · kind A · utility
17Cited by
9References
9Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Sep 29, 1982 |
| Grant date | Apr 2, 1985 |
| Priority date | — |
| Expiry date | Sep 29, 2002 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB32B2439/70
- WIPO fieldSurface technology, coating
- WIPO sectorChemistry
Abstract
A novel heat-sealed and heat-sterilizable construction with an opaque member readily peelable to provide a view of the contents of the bag.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.