Sole construction
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Apr 4, 1995
Issued Date -
N/A
app pub date -
Feb 25, 1991
filing date -
Oct 26, 1989
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
A shoe construction having an energy return system together with features providing cushioning and stability. The energy return system includes a rigid frame having annular walls in the forefoot and heel areas of the midsole. An outersole defines an opening that is co-extensive with the open area in the midsole. A transparent plastic window is positioned in this opening for viewing the net from below.
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Family
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Cited Art Landscape
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