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US 10,981,708 B2Granted
Methods of self-folding flexible packages
AssigneeThe Procter & Gamble Company
InventorsNeil John Rogers, Michael Remus, Hugh Joseph O'Donnell
Life of this patent
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Abstract
Methods of making packages from flexible material, wherein the packages include one or more self-folds formed by applying activation energy to the flexible material.
Claims11
A method of making a loaded packaged product, the method comprising the steps of:
- (a) forming a flexible material into a flexible package;
- (b) filling the flexible package with one or more products, to make a filled flexible package;
- (c) closing the filled flexible package, to make the packaged product;
- and
- (d) loading the packaged product into a parent container, to form a loaded packaged product;
- wherein during at least one of steps (a) to (d), the flexible material is moving and at a particular time, during or after the forming, and before the filling, and while the flexible material is moving, applying to at least a portion of the flexible material, activation energy, which at least contributes to self-folding in the portion, such that the self-folding forms at least part of a self-fold, which is present in the flexible material of the loaded packaged product.
3 more elements
Dependencies are inferred from the claim text.