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US 5,176,251 AGranted
Controlling moisture loss or gain in plastic packages
AssigneeW. R. Grace & Co.-Conn.
InventorsKent A. Davis, C. Michael Lulham, Walter B. Mueller
Life of this patent
Estimating the term…
Abstract
The invention is a package comprising an outer plastic container, an inner plastic container, a product within the inner container, a liquid located in a space defined by the outer and inner containers, and a separating device located in said space.
Claims3
A package comprising:
- a) an outer plastic sealed container;
- b) an inner plastic sealed container;
- c) a product within the inner container;
- d) a liquid located in a space defined by the outer and inner containers;
- and
- e) a separating medium located in said space, which prevents intimate contact between the inner and outer containers.
3 more elements
A package comprising:
- a) an outer plastic sealed container;
- b) an inner plastic sealed container;
- c) a product within the inner container;
- and
- d) a liquid located in a space defined by the outer and inner containers;
- wherein an outer surface of the inner plastic sealed container is textured to prevent intimate contact between the inner and outer containers.
3 more elements
A package comprising:
- a) an outer plastic sealed container;
- b) an inner plastic sealed container;
- c) a product within the inner container;
- and
- d) a liquid located in a space defined by the outer and inner containers;
- wherein an inner surface of the outer plastic sealed container is textured to prevent intimate contact between the inner and outer containers.
3 more elements
Dependencies are inferred from the claim text.