Buoys – rafts – and aquatic devices – Body supporting buoyant device
Reexamination Certificate
2009-03-09
2010-10-12
Avila, Stephen (Department: 3617)
Buoys, rafts, and aquatic devices
Body supporting buoyant device
Reexamination Certificate
active
07811145
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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Avila Stephen
Kelsyus, LLC
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