Patent · US Expired

Footwear sole with integral display element

US6539646B2 · kind B2 · utility

13Cited by
18References
15Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJan 11, 2001
Grant dateApr 1, 2003
Priority date
Expiry dateJan 11, 2021

Classification

  • Technology area (CPC A)Human Necessities
  • CPC primaryA43B1/0072
  • WIPO fieldOther consumer goods
  • WIPO sectorOther fields

Abstract

A footwear sole is provided that comprises a first layer and a display element integral with the first layer. The first layer has a lower surface and an upper surface and is at least semi-transparent such that the display element is observable through the first layer.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.