Fan
Number of patents in Portfolio can not be more than 2000
United States of America
Stats
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Mar 25, 2025
Grant Date -
Feb 17, 2022
app pub date -
Oct 28, 2021
filing date -
Oct 28, 2021
priority date (Note) -
In Force
status (Latency Note)
Importance
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US Family Size
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Non-US Coverage
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Abstract
A fan is provided. The fan has a motor and a first rotating shaft. The motor has a stator assembly, a rotor and a winding. The stator assembly has a stator yoke portion and a stator tooth detachably connected to each other. The winding is wound on the stator tooth. The stator yoke portion has a stator yoke slot and/or a stator projection, adapted to the shape of the stator tooth. The stator tooth axially pass through the stator yoke slot and/or the stator projection to form a stator core. A first fan blade is arranged at an end of the first rotating shaft to rotate the first fan blade when the first rotating shaft rotates.
First Claim
Other Claims data not available
Family
| Country | kind | publication No. | Filing Date | Type | Sub-Type |
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International Classification(s)
- 2021 Application Filing Year
- H02K Class
- 2848 Applications Filed
- 1437 Patents Issued To-Date
- 50.46 % Issued To-Date
Cited Art Landscape
Patent Citation Ranking
- 0 Citation Count
- H02K Class
- 0 % this patent is cited more than
- < 1 Age
Maintenance Fees
| Fee | Large entity fee | small entity fee | micro entity fee | due date |
|---|---|---|---|---|
| 3.5 Year Payment | $1600.00 | $800.00 | $400.00 | Sep 25, 2028 |
| 7.5 Year Payment | $3600.00 | $1800.00 | $900.00 | Sep 25, 2032 |
| 11.5 Year Payment | $7400.00 | $3700.00 | $1850.00 | Sep 25, 2036 |