Void cell arrangements with differing void cells
US11330861B2 · kind B2 · utility
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30References
18Claims
0Family size
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Key dates
| Filing date | Mar 13, 2020 |
| Grant date | May 17, 2022 |
| Priority date | — |
| Expiry date | Jul 21, 2040 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA43B13/20
- WIPO fieldOther consumer goods
- WIPO sectorOther fields
Abstract
A shoe sole comprises a first array of interconnected void cells that is oriented adjacent to a second opposing array of interconnected void cells, wherein the second opposing array of interconnected void cells is geometrically different from the first array of void cells and includes at least one void cell with an asymmetrical perimeter.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.