Patent 11161680 was granted and assigned to Simple on November, 2021 by the United States Patent and Trademark Office.
A recyclable expandable insulating liner comprising:a web of multilayer cellulose-based material configured to form a one-piece box shape when expanded, comprising four side panels and a bottom panel, wherein each side panel is connected to adjacent side panels and the bottom panel, and at least one of the side panels comprise an intra-panel connection line connecting two sections of the panel.