Footwear
US8726540B2 · kind B2 · utility
27Cited by
31References
56Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 13, 2011 |
| Grant date | May 20, 2014 |
| Priority date | — |
| Expiry date | Jan 1, 2032 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA43B23/0225
- WIPO fieldOther consumer goods
- WIPO sectorOther fields
Abstract
A footwear upper including a first layer and a second layer disposed on the first layer exteriorly of the first layer. The second layer defines grooves in a rhombille tiling pattern.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.