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US 4,398,357 AGranted
Outsole
AssigneeStride Rite International, Ltd.
InventorVijay K. Batra
Life of this patent
Estimating the term…
Abstract
Outsole for a shoe including a first sole component molded of a relatively dense natural or synthetic rubber composition and having a cut-out shank region and a second sole component of a relatively less dense organic plastic material filling the cut-out shank region of the first sole component.
Claims6
An outsole for a shoe or boot comprising
- a first sole component, molded of a relatively dense natural or synthetic rubber composition and having a cut-out shank region, and
- a second sole component, of a relatively less dense organic plastic composition, filling said cut-out shank region of said first sole component,
- wherein the bottom surfaces of said first and second sole components form a continuous surface which bears tread of a continuous pattern.
Dependencies are inferred from the claim text.