Ventilated shoe sole construction with improved medical support
Patent Information
- Authority / Receiving Office
- US · United States
- Current Assignee / Owner
- SMOTRYCZ ZENON O
- Publication Date
- 2007-09-20
- Estimated Expiration
- Not applicable · inactive patent
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Abstract
Description
CROSS-REFERENCE TO RELATED APPLICATION
[0001] This application claims the priority of U.S. Provisional Patent Application Ser. No. 60 / 783,737 filed on Mar. 17, 2006, now pending, which is hereby incorporated by reference in its entirety into this specification.BACKGROUND OF THE INVENTION
[0002] For health and comfort reasons, it is desirable that footwear both protects the foot and allows air to enter and leave the enclosed internal environment of a shoe or boot. Many attempts are made to make today's footwear both protective and breathable. For example, there are many shoes and boots comprised of uppers that are partially or completely lined with a breathable membrane, such as products sold under the Gore-Tex® and Sympatex® brand names. However, although the membrane is breathable, the layers of material surrounding it, as well as the adhesives and material waterproofing agents commonly used in the manufacture of such types of uppers, can substantially impede breathability. Other shoes...