Article of footwear with a perforated midsole
US7774954B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Dec 22, 2008 |
| Grant date | Aug 17, 2010 |
| Priority date | — |
| Expiry date | Dec 22, 2028 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA43B13/20
- WIPO fieldOther consumer goods
- WIPO sectorOther fields
Abstract
An article of footwear is disclosed that includes an upper and a sole structure secured to the upper. The sole structure includes a midsole element, an upper sheet, and a lower sheet. The midsole element has an upper surface and an opposite lower surface. In addition, the midsole element defines a plurality of bores extending from the upper surface to the lower surface. The upper sheet is secured to the upper surface and extends over at least a portion of the bores. The lower sheet is secured to the lower surface, and the lower sheet is positioned to correspond in location with the upper sheet and extend under the portion of the bores.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.