Back to results
US 12,551,058 B2Granted
Flasks
AssigneeOakthrift Corporation Ltd.
InventorJames John Thorn
Life of this patent
Estimating the term…
Abstract
A flask has an insulated outer container having an upper opening and an inner container having an upper opening. The flask has a lid that is configured to removably attach to the outer container and to form a substantially watertight seal with the outer container The inner container is slidably and removably housed within the outer container.
Claims14
A flask having:
- an insulated outer container having an upper opening;
- an inner container having an upper opening;
- a lid that is configured to removably attach to the outer container and to form a watertight seal with the outer container;
- wherein the inner container is slidably and removably housed within the outer container;
- and
- wherein the inner container comprises at least one exterior circular flange that forms a slidable interference fit with an internal wall of the outer container so as to retain inner container in a fixed position in the outer container.
3 more elements
A flask having:
- an insulated outer container having an upper opening;
- an inner container having an upper opening;
- a lid that is configured to removably attach to the outer container and to form a watertight seal against a surface of said outer container surrounding said upper opening thereof;
- wherein the inner container is slidably and removably housed within the outer container;
- and
- wherein the inner container comprises at least one exterior circular flange having a circumferential edge surface there-around which forms a slidable interference fit against an internal wall of the outer container so as to retain inner container in a fixed position in the outer container.
3 more elements
Dependencies are inferred from the claim text.