Running shoe with differential cushioning
US4364189A · kind A · utility
179Cited by
15References
5Claims
0Family size
Inventor
Key dates
| Filing date | Dec 5, 1980 |
| Grant date | Dec 21, 1982 |
| Priority date | — |
| Expiry date | Dec 5, 2000 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA43B13/186
- WIPO fieldOther consumer goods
- WIPO sectorOther fields
Abstract
A sports running shoe constructed to minimize impact shock and to maximize lateral stability. The shoe's midsole is formed with a medial layer portion having one overall firmness, and a lateral layer portion having a lesser overall firmness.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.