Article of footwear having a sole structure with a flexible groove
US8919015B2 · kind B2 · utility
50Cited by
65References
34Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 8, 2012 |
| Grant date | Dec 30, 2014 |
| Priority date | — |
| Expiry date | Apr 24, 2033 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA43B13/181
- WIPO fieldOther consumer goods
- WIPO sectorOther fields
Abstract
An article of footwear includes an upper and a sole structure secured to the upper. The sole structure includes a midsole, an outsole, and at least one groove. The groove includes a macro groove and at least one micro groove located within the macro groove. The macro groove may be formed by an indentation or area of reduced thickness in the sole structure. The micro groove may be formed by an indentation or area of reduced thickness in a surface of the macro groove.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.