Layered foam sole for an article of footwear
US11109642B2 · kind B2 · utility
0Cited by
97References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 27, 2018 |
| Grant date | Sep 7, 2021 |
| Priority date | — |
| Expiry date | Nov 15, 2038 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB32B2037/0092
- WIPO fieldSurface technology, coating
- WIPO sectorChemistry
Abstract
A method of making a midsole for an article of footwear includes forming a plurality of foam layers, arranging the plurality of foam layers in a mold to form the midsole, piercing the plurality of foam layers with pins, and introducing heat with the pins to bond the plurality of layers together.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.