Articles of footwear with upper incorporating chamber element
US11723434B2 · kind B2 · utility
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31References
19Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 2, 2020 |
| Grant date | Aug 15, 2023 |
| Priority date | — |
| Expiry date | Jul 11, 2040 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA43B23/0285
- WIPO fieldOther consumer goods
- WIPO sectorOther fields
Abstract
An article of footwear may include an upper with an outer layer, an inner layer, and a chamber element positioned at least partially between the outer layer and the upper layer. The chamber element may be formed of two layers of a transparent colored polymer material and may be sealed to enclose a fluid. The chamber element may also have a plurality of subchambers. The outer layer may have a plurality of apertures. Each subchamber may protrude at least partially through a corresponding one of the apertures.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.