Plastic film bags and use thereof
US12258198B2 · kind B2 · utility
Assignee
Inventor
Key dates
| Filing date | Oct 31, 2022 |
| Grant date | Mar 25, 2025 |
| Priority date | — |
| Expiry date | Nov 27, 2042 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB65D75/26
- WIPO fieldHandling
- WIPO sectorMechanical engineering
Abstract
A plastic film bag with a bag opening and an opposite bag end includes a plastic film front wall, a plastic film rear wall, a plastic film bag bottom, a plastic film interlayer arranged between the plastic film front wall and the plastic film rear wall, and at least one first layer comprising liquid-absorbent material, wherein the first layer is connected via the front side to the rear side of the plastic film interlayer and extends in the direction of the bottom edge of the plastic film interlayer and ends at a distance from said bottom edge or extends up to the bottom edge or in parts projects beyond the bottom edge in the direction of or up to the plastic film bag bottom. The present disclosure moreover relates to the use of the plastic film bag as a shipping bag, in particular for the transport of liquid samples.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.