Athletic shoe with improved midsole
US4918841A · kind A · utility
104Cited by
8References
7Claims
0Family size
Inventors
Key dates
| Filing date | Jan 30, 1989 |
| Grant date | Apr 24, 1990 |
| Priority date | — |
| Expiry date | Jan 30, 2009 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA43B13/181
- WIPO fieldOther consumer goods
- WIPO sectorOther fields
Abstract
A novel athletic shoe is disclosed which has a midsole in which is provided a resilient member having parallel grooves which in cross-section have a triangular profile.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.