Article of footwear with support columns having fluid-filled bladders
US8943709B2 · kind B2 · utility
19Cited by
52References
18Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 6, 2008 |
| Grant date | Feb 3, 2015 |
| Priority date | — |
| Expiry date | Jun 25, 2032 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA43B21/28
- WIPO fieldOther consumer goods
- WIPO sectorOther fields
Abstract
An article of footwear includes an upper and a sole assembly secured to the upper. The sole assembly has a top plate and a bottom plate positioned below the top plate. A plurality of support columns extends between the top plate and the bottom plate, with each support column formed of a plurality of fluid-filled bladders. Each bladder has a first surface, an opposed second surface, and a tensile member joined to the first and second surfaces.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.