Shoe with cushioning and speed enhancement midsole components and method for construction thereof
US7490416B2 · kind B2 · utility
17Cited by
21References
11Claims
0Family size
Inventor
Key dates
| Filing date | Nov 23, 2004 |
| Grant date | Feb 17, 2009 |
| Priority date | — |
| Expiry date | Oct 20, 2025 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA43B13/188
- WIPO fieldOther consumer goods
- WIPO sectorOther fields
Abstract
An athletic shoe, in particular a running shoe, having improved cushioning and energy returning properties that vary depending upon the speed of the runner due to incorporation of at least one insert containing dilatant compound encapsulated in a shell and set into the midsole of the running shoe is disclosed. A method for converting the midsole of an existing running shoe is also disclosed.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.