Printable blank of improved durability for forming video cassette boxes
US6257404A · kind A · utility
6Cited by
10References
13Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 28, 1999 |
| Grant date | Jul 10, 2001 |
| Priority date | — |
| Expiry date | Sep 28, 2019 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG11B23/38
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A blank having a defined pattern of reduced strength, allowing separation along said defined pattern, the pattern defining a video cassette box from a single sheet having first and second face portions, one or more side flaps for forming a parallelepiped, one or more reinforcing tabs for increasing the durability of the box and one or more top tabs for forming an enclosure at one end of the box.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.