Tear tape for plastic packaging
US6749877B2 · kind B2 · utility
4Cited by
6References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 9, 2001 |
| Grant date | Jun 15, 2004 |
| Priority date | — |
| Expiry date | Aug 23, 2022 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/31938
- WIPO fieldHandling
- WIPO sectorMechanical engineering
Abstract
A heat resistant and heat sealable tear tape that can be used with a plastic package. The tear tape comprises a layer of an oriented film and a layer of a polymer sealant material. The polymer sealant has a melt temperature of below approximately 220° F. A plastic package can be made having a tear tape to provide a hermetically sealed package with a tear tape.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.