Expandable shoe and shoe assemblies
Number of patents in Portfolio can not be more than 2000
United States of America Patent
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Nov 21, 2006
Issued Date -
N/A
app pub date -
May 14, 2004
filing date -
Nov 12, 1999
priority date (Note) -
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Abstract
An improved expandable shoe and inner assembly are disclosed. The expandable shoe includes an outer shell and an adjustable inner assembly is disposed within the outer shell. The inner assembly has a first board portion and a second board portion in overlapping engagement with each other and a control to adjust the position of the first board portion relative to the second board portion. One of the board portions has a longitudinal projection which extends into a corresponding cavity in the sole of the shoe.
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