Shoe sole having an improved cushion therein and method of making same
US5839209A · kind A · utility
14Cited by
21References
15Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 26, 1997 |
| Grant date | Nov 24, 1998 |
| Priority date | — |
| Expiry date | Mar 26, 2017 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA43B13/181
- WIPO fieldOther consumer goods
- WIPO sectorOther fields
Abstract
A method of making a shoe having a midsole, an upper, and an outsole. The method comprises providing a shoe midsole having a cavity in an underside thereof. The cavity is filled with a fluid which is curable to an elastomeric solid condition, and the fluid is allowed to cure to such solid condition. An outsole is secured to the underside of the midsole so that the outsole underlies the cavity, and an upper is secured to the midsole.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.