Shoe sole and method
US8156663B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Apr 7, 2009 |
| Grant date | Apr 17, 2012 |
| Priority date | — |
| Expiry date | Jul 27, 2030 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB29D35/122
- WIPO fieldOther consumer goods
- WIPO sectorOther fields
Abstract
A shoe outsole and method of manufacture wherein the outsole, or various components thereof such as various inserts and/or additional layers associated with a particular outsole, are formed using various scrap materials generated during the shoe manufacturing process such as leather, leather dust, jute, and other fibrous material, the scrap materials being used as a filler material and being mixed with various elastomeric materials to form the shoe outsole and various components thereof. The outsole can be formed as a substantially one-piece unit, or it can be formed as a base sole layer having one or more additional layers associated therewith including inserts associated with the forefoot and heel regions of the outsole.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.