Athletic shoe midsole design and construction
US6219939A · kind A · utility
99Cited by
9References
9Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 13, 1997 |
| Grant date | Apr 24, 2001 |
| Priority date | — |
| Expiry date | Aug 13, 2017 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA43B13/183
- WIPO fieldOther consumer goods
- WIPO sectorOther fields
Abstract
A midsole assembly for an athletic shoe comprising a midsole and a corrugated sheet. The midsole is formed of soft elastic material. The corrugated sheet is disposed in at least a heel portion of the midsole. Either or both amplitude and wavelength of wave configuration of said corrugated sheet are made different either or both between a front end portion and back end portion, and between an medial portion and lateral portion of said heel portion.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.