Collapsible flotation device
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Sep 3, 2013
Issued Date -
N/A
app pub date -
Dec 16, 2011
filing date -
Oct 10, 2000
priority date (Note) -
In Force
status (Latency Note)
Importance
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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.
First Claim
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International Classification(s)
- 2011 Application Filing Year
- B63C Class
- 84 Applications Filed
- 73 Patents Issued To-Date
- 86.91 % Issued To-Date
Cited Art Landscape
Patent Citation Ranking
- 10 Citation Count
- B63C Class
- 2.70 % this patent is cited more than
- 12 Age
Maintenance Fees
| Fee | Large entity fee | small entity fee | micro entity fee | due date |
|---|---|---|---|---|
| 11.5 Year Payment | $7400.00 | $3700.00 | $1850.00 | Mar 3, 2025 |
