Disposable shoe liner
US7037571B2 · kind B2 · utility
175Cited by
125References
14Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 20, 2001 |
| Grant date | May 2, 2006 |
| Priority date | — |
| Expiry date | Feb 9, 2022 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/24992
- WIPO fieldOther consumer goods
- WIPO sectorOther fields
Abstract
A disposable shoe liner that is formed from a first substrate, a second substrate, and discrete regions of a functional material sandwiched therebetween is provided. In particular, the first and second substrates contain are fused together at certain portions such that fused portions and unfused portions are formed. The unfused portions form pockets that contain the functional material. In some embodiments, for example, the pockets contain activated carbon granules to provide comfort to the foot and to absorb odors exuded therefrom.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.