Plastic film bottom bag and use thereof as well as blank for a plastic film bottom bag
US11958659B2 · kind B2 · utility
Assignee
Inventor
Key dates
| Filing date | Mar 5, 2021 |
| Grant date | Apr 16, 2024 |
| Priority date | — |
| Expiry date | Mar 5, 2041 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02W30/80
- WIPO fieldHandling
- WIPO sectorMechanical engineering
Abstract
A plastic film bottom bag has a plastic film front wall that is welded or adhesively joined to side wall sections of adjoining plastic film side walls, and/or a plastic film rear wall that is welded or adhesively joined to the side wall sections of the adjoining plastic film side walls, so as to form a seam or casing seam. Further disclosed is a plastic film bottom bag, in which at least one, in particular both, plastic film side walls are provided with a side fold that comprises a welded or adhesive joint extending from or at a distance from the bag opening edge in the direction of the bag end or up to the bag end. The disclosure further relates to blanks for the plastic film bottom bags described herein and to the use of the plastic film bottom bags described herein, as reusable bags or reusable handbags.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.