Collapsible flotation device
Number of patents in Portfolio can not be more than 2000
United States of America Patent
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Dec 29, 2015
Issued Date -
N/A
app pub date -
Sep 3, 2013
filing date -
Oct 10, 2000
priority date (Note) -
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Abstract
A device comprises a spring and a sleeve. The spring is configured to form a closed loop. The spring is moveable between a coiled configuration when the spring is collapsed and an uncoiled configuration when the spring is expanded. The spring defines a circumference while in the uncoiled configuration. The spring is disposed within the sleeve.
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