Wind turbine
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Oct 17, 2017
Issued Date -
N/A
app pub date -
Mar 30, 2012
filing date -
Mar 31, 2011
priority date (Note) -
In Force
status (Latency Note)
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Abstract
Wind turbine comprising a hub carrying a plurality of blades, the hub being rotatably mounted on a frame, the frame extending forward into the hub, wherein the frame comprises a manhole arranged in an upper side of the portion of the frame extending forward into the hub and the frame being dimensioned such that an average-size adult human can move around through it at least up to the manhole.
First Claim
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Family
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International Classification(s)
- 2012 Application Filing Year
- F03D Class
- 686 Applications Filed
- 600 Patents Issued To-Date
- 87.47 % Issued To-Date
Cited Art Landscape
Patent Citation Ranking
- 2 Citation Count
- F03D Class
- 17.82 % this patent is cited more than
- 8 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 | Apr 17, 2025 |
| 11.5 Year Payment | $7400.00 | $3700.00 | $1850.00 | Apr 17, 2029 |
