Footwear article with collar elevator
US11825902B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | May 20, 2022 |
| Grant date | Nov 28, 2023 |
| Priority date | — |
| Expiry date | May 20, 2042 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA43B23/17
- WIPO fieldOther consumer goods
- WIPO sectorOther fields
Abstract
A footwear article includes a collar elevator that returns an ankle collar from a lowered state that is conducive to donning up to a raised state that secures the wearer's foot during wear. The collar elevator includes a lever arm. The lever arm may be deformable and biased towards the raised state. The lever arm may be articulated with a biasing force urging the lever arm to the raised state. The lever arm may have a variety of cross sections as well. The lever arm extends from a base, which may a sole portion of the footwear article. The lever arm and the base may be monolithic, permanently joined, removably joined, or otherwise connected.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.