Articles of footwear
Number of patents in Portfolio can not be more than 2000
United States of America Patent
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May 14, 2013
Grant Date -
Dec 16, 2010
app pub date -
Jun 12, 2009
filing date -
Jun 12, 2009
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
Articles of footwear that include a flexible or rigid sole portion with a shape and size as to correspond to a foot of a wearer, a sole portion having a periphery, a toe region in the front area of the sole portion, a heel region in the back area of the sole portion, and an instep region between the toe and heel regions. Also included is an upper portion connected to the sole portion to form a partially open enclosure for receiving and containing a part of the foot of the wearer and a flexible tubular sleeve which is attached to the sole portion's instep region. The flexible sleeve includes an attachment portion for attaching the flexible sleeve to the instep region of the sole portion, an outwardly opened toe portion for containing the front part of the foot and the toes of the wearer, an outwardly opened heel portion for containing the back part of the foot and the heel of the wearer, and an insertion portion for enveloping the ankle of the wearer.
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