Athletic shoe having inflatable bladder
US5158767A · kind A · utility
192Cited by
23References
8Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 30, 1990 |
| Grant date | Oct 27, 1992 |
| Priority date | — |
| Expiry date | Aug 30, 2010 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA43B23/26
- WIPO fieldOther consumer goods
- WIPO sectorOther fields
Abstract
An athletic shoe is described, provided with an inflatable tongue or bladder for a more secure fit to the user's foot. The bladder is inflated with a pump which has a foam material disposed therein.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.