Multi-density shoe sole
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Nov 12, 1996
Issued Date -
N/A
app pub date -
Nov 1, 1994
filing date -
Jun 4, 1986
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A composite shoe bottom is disclosed comprising a lower layer of firm material and an upper softer layer superposed thereon. Each layer has an upper contoured surface such that the total compressibility of the shoe bottom, as determined by the relative thicknesses of the layers, is predetermined and differs along the surface. The upper layer has an uppermost surface which is shaped to fit against and be complemental to the bottom of the foot of a wearer.
First Claim
Family
International Classification(s)
Cited Art Landscape
Patent Citation Ranking
Recipient Email Address
Recipient Email Address
Comment
Recipient Email Address
Add to Portfolio(s)
To add this patent to one, or more, of your portfolios, simply click the add button.
This Patent is in these Portfolios:
Add to additional portfolios:
Last Refreshed On:
Changes done successfully