Flexible package with peel-away covering
US6280085A · kind A · utility
Assignee
Inventor
Key dates
| Filing date | Mar 20, 2000 |
| Grant date | Aug 28, 2001 |
| Priority date | — |
| Expiry date | Mar 20, 2020 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB65D75/30
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
A convertible package having an interior for holding a flowable product, e.g., a powder or granular material. The package includes at a front panel, a rear panel, and a removable covering. The front and rear panels are formed of a flexible sheets having a peripheral edge along which the panels are heat sealed to form the package's hollow interior. The removable cover is made up of a front cover sheet and a rear cover sheet, which are formed of a flexible material and are of a sufficient extent to encompass the entire area of the front panel and rear panels, respectively. The cover sheets are releasably secured along their periphery to respective ones of the packages front and rear panels to effectively isolate those panels from the ambient surroundings. The two cover sheets are arranged to be peeled off the panels, leaving the front and rear panels secured together with the product sealed within the hollow interior of the package.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.