Sandal sole
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
May 16, 1989
Issued Date -
N/A
app pub date -
Apr 19, 1988
filing date -
Apr 27, 1987
priority date (Note) -
Expired
status (Latency Note)
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Abstract
Sandal having a hollow sole containing air under slight pressure made by blow molding with a blow pipe having a pointed conical terminal providing a small entrance opening which is eventually sealed.
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International Classification(s)
Cited Art Landscape
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