Article of footwear with multi-directional sole structure
US8505219B2 · kind B2 · utility
48Cited by
33References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 29, 2009 |
| Grant date | Aug 13, 2013 |
| Priority date | — |
| Expiry date | Feb 8, 2031 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA43B13/223
- WIPO fieldOther consumer goods
- WIPO sectorOther fields
Abstract
An article of footwear with a multi-directional sole structure including a flex groove system is disclosed. The flex groove system includes a plurality of longitudinal flex grooves and lateral flex grooves that divide the sole structure into a plurality of segments. The flex groove system also includes a plurality of diagonal flex grooves that intersect the corners of the plurality of segments. The flex grooves system can provide enhanced flexibility for the sole structure and can enhance multi-directional flexing.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.