Boat lift
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Aug 6, 2019
Grant Date -
Jan 24, 2019
app pub date -
Sep 27, 2018
filing date -
Nov 13, 2012
priority date (Note) -
In Force
status (Latency Note)
Importance
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Abstract
A floating boat lift having flotation tanks positioned under sides of a frame of the boat lift and a transverse flotation tank that communicates with the flotation tanks. Water flow is regulated so that tanks fill from near the center of the boat lift. Water is accepted into or pumped from the flotation tanks, allowing the frame of the boat lift to fall or rise relative to the surface of the water.
First Claim
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Family
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International Classification(s)
- 2018 Application Filing Year
- B63C Class
- 210 Applications Filed
- 144 Patents Issued To-Date
- 68.58 % Issued To-Date
Cited Art Landscape
Patent Citation Ranking
- 8 Citation Count
- B63C Class
- 38.26 % this patent is cited more than
- 6 Age
Maintenance Fees
| Fee | Large entity fee | small entity fee | micro entity fee | due date |
|---|---|---|---|---|
| 7.5 Year Payment | $3600.00 | $1800.00 | $900.00 | Feb 6, 2027 |
| 11.5 Year Payment | $7400.00 | $3700.00 | $1850.00 | Feb 6, 2031 |
