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US 2023/0406586 A1Published application
Compostable storage bag
AssigneeNorthwest IP Holdings, LLC
InventorAdam Gysin
Life of this patent
Estimating the term…
Abstract
Biodegradable and compostable materials and zipper formed into a closable bag, which is biodegradable in a home composting environment. The material is preferentially free from ingredients which are more burdensome to the environment to manufacture.
Claims4
A compostable laminate bag substantially free of virgin petroleum-based compounds and aliphatic-aromatic polymers, the bag comprising:
- (a) a first layer of biodegradable, compostable film with a 0.65-1.25 mil thickness;
- (b) a second layer of biodegradable, compostable resin with a 3.0-4.25 thickness;
- where the first layer and the second layer are heat laminated together to form a sheet, and sealing edges of at least one sheet are sealed closed while preserving a mouth edge on the sheet.
Dependencies are inferred from the claim text.