Substantially curl-free semi-rigid support member for food packages
US3978260A · kind A · utility
25Cited by
9References
3Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 10, 1975 |
| Grant date | Aug 31, 1976 |
| Priority date | — |
| Expiry date | Jul 10, 1995 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/26
- WIPO fieldSurface technology, coating
- WIPO sectorChemistry
Abstract
A support member, for inclusion inside a film-wrapped package of moist and greasy food, comprising a semi-rigid thermoplastic core member printed on both sides with opaque ink distributed in substantially equal amounts on the two sides of the core and having a transparent protective overcoating of a polyolefinic resin or a varnish superposed on the printed core layer.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.