Back to results
US 6,668,579 B1Granted
Container with refillable core
AssigneeMpdi
InventorsMichael Colby Bigwood, Mark D. Morrison
Life of this patent
Estimating the term…
Abstract
A doubled wall container is disclosed having a fill cap that allows a user to alternately add or remove a liquid from an interior volume formed between the walls of the container.
Claims12
A bowl, comprising:
- an inner wall;
- an outer wall;
- an interior volume located between the inner wall and the outer wall;
- and
- a removable fill cap for providing liquid access to the interior volume, wherein the fill cap is hingeably secured to the bowl.
2 more elements
A bowl, comprising:
- an inner wall;
- an outer wall;
- an interior volume located between the inner wall and the outer wall;
- and
- a user removable fill cap for providing liquid access to the interior volume, wherein the fill cap is hingeably secured to the bowl.
2 more elements
A bowl, comprising:
- an inner wall;
- an outer wall;
- an interior volume located between the inner wall and the outer wall;
- a user removable fill cap for providing liquid access to the interior volume;
- and
- an indicia indicative of one of a maximum volume and a suggested volume of liquid to be added to the interior volume.
3 more elements
A bowl, comprising:
- an inner wall;
- an outer wall;
- an interior volume located between the inner wall and the outer wall;
- and
- a user removable fill cap for providing liquid access to the interior volume, wherein the inner wall is thinner than the outer wall.
2 more elements
A bowl, comprising:
- an inner wall;
- an outer wall;
- an interior volume located between the inner wall and the outer wall;
- and
- a user removable fill cap for providing liquid access to the interior volume, wherein the outer wall comprises one of a texture to reduce the perceived temperature of the outer wall and an insulating coating.
2 more elements
A bowl, comprising:
- an inner wall;
- an outer wall;
- an interior volume located between the inner wall and the outer wall;
- and
- a user removable fill cap for providing liquid access to the interior volume, wherein the bowl comprises a microwaveable polymeric material.
2 more elements
A bowl, comprising:
- an inner wall;
- an outer wall;
- an interior volume located between the inner wall and the outer wall;
- a threadably removable fill cap for providing liquid access to the interior volume;
- and
- an indicia indicative of one of a maximum volume and a suggested volume of liquid to be added to the interior volume.
3 more elements
A bowl, comprising:
- an inner wall;
- an outer wall;
- an interior volume located between the inner wall and the outer wall;
- and
- a threadably removable fill cap for providing liquid access to the interior volume, wherein the inner wall is thinner than the outer wall.
2 more elements
A bowl, comprising:
- an inner wall;
- an outer wall;
- an interior volume located between the inner wall and the outer wall;
- and
- a threadably removable fill cap for providing liquid access to the interior volume, wherein the outer wall comprises one of a texture to reduce a perceived temperature of the outer wall and an insulating coating.
2 more elements
A bowl, comprising:
- an inner wall;
- an outer wall;
- an interior volume located between the inner wall and the outer wall;
- and
- a threadably removable fill cap for providing liquid access to the interior volume, wherein the bowl comprises a microwaveable polymeric material.
2 more elements
Dependencies are inferred from the claim text.