Patent · US Active

Permeable polymer film

US11613637B2 · kind B2 · utility

0Cited by

4References

9Claims

0Family size

Assignee

Basell Poliolefine Italia S.r.l. · IT

Inventors

Paola Massari · Ferrara, IT
Andrea Felisati · Ferrara, IT
Marco Izzi · Frankfurt, DE
Paolo Bassi · Ferrara, IT
Caroline Cathelin · Ferrara, IT
Michele Grazzi · Ferrara, IT
Claudio Cavalieri · Ferrara, IT

Key dates

Filing date	Aug 30, 2018
Grant date	Mar 28, 2023
Priority date	—
Expiry date	Feb 26, 2039

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC08L2207/02
WIPO fieldSurface technology, coating
WIPO sectorChemistry

Abstract

A multilayer film made from or containing at least one core layer made from or containing a polypropylene composition made from or containing:

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.