Curb-climbing power wheelchair
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
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Feb 17, 2009
Grant Date -
Jun 16, 2005
app pub date -
Dec 11, 2004
filing date -
Dec 15, 2003
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 mid-wheel drive power wheelchair for use by handicapped and disabled persons is provided having a frame, a seat supported by the frame, a pair of drive wheels supported on the frame under the seat, drive means for causing rotation of the drive wheels, power means for supplying power to the drive means, a rearward idler wheel, a forward anti-tip device and a resilient suspension supporting the forward anti-tip device, the suspension being attached to the drive means rearward of the front portion of the frame.
First Claim
Other Claims data not available
Family
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| Country | kind | publication No. | Filing Date |
|---|---|---|---|
| US | A1 | US20100170730 | May 05, 2008 |
International Classification(s)
- 2004 Application Filing Year
- B60G Class
- 251 Applications Filed
- 102 Patents Issued To-Date
- 40.64 % Issued To-Date
Cited Art Landscape
Patent Citation Ranking
- 43 Citation Count
- B60G Class
- 98.75 % this patent is cited more than
- 16 Age
