Folding human mobility device

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 11826290
APP PUB NO 20230034679A1
SERIAL NO

17934815

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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A conveyance to carry humans, such as a wheelchair, is described having levers on each side of the wheelchair that are manually moved forward and backward to propel the conveyance. The user is able to shift into forward, reverse or neutral, brake, and change mechanical advantage (gear ratio), all this without removing the user's hands from the drive levers.

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First Claim

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Family

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Patent Owner(s)

Patent OwnerAddress
ROBINS DOUGLAS GHERMOSA BEACH CALIFORNIA 90254

International Classification(s)

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Robins, Douglas G Hermosa Beach, US 8 43

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Maintenance Fees

Fee Large entity fee small entity fee micro entity fee due date
3.5 Year Payment $1600.00 $800.00 $400.00 May 28, 2027
7.5 Year Payment $3600.00 $1800.00 $900.00 May 28, 2031
11.5 Year Payment $7400.00 $3700.00 $1850.00 May 28, 2035
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Surcharge after expiration - Late payment is unavoidable $700.00 $350.00 $175.00
Surcharge after expiration - Late payment is unintentional $1,640.00 $820.00 $410.00