Sole structure for footwear
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Sep 3, 1991
Grant Date -
N/A
app pub date -
Dec 11, 1989
filing date -
Feb 17, 1989
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
The sole structure comprises a lower part with a tread, preferably made of rubber or other synthetic material, and having holes formed therein which traverse its thickness. The lower part is covered by a membrane made of microporous, waterproof material which permits transpiration. The structure is completed by an upper part adapted for having a foot rested thereon and being made of rubber or other synthetic material. Holes which traverse the thickness of the upper part are provided at the portion thereof affected by the membrane.
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