Prosthetic knee and rotary hydraulic chamber

United States of America Patent

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Jun 27, 2006
Grant Date
Sep 15, 2005
app pub date
Mar 12, 2004
filing date
Mar 12, 2004

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Abstract

An improved prosthetic knee joint utilizes a rotary hydraulic chamber with internal flow control and positioned with hydraulic chamber opposite the upper joint section. A polycentric knee joint is provided with a forward flexion bumper and a cable extension assist for improved gait performance.

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Patent Owner(s)

Patent Owner	Address
HOSMER-DORRANCE CORPORATION	561 DIVISION STREET CAMPBELL CA 95008

International Classification(s)

A61F:FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES....

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Inventor Name	Address	# of filed Patents	Total Citations
Wild, Grant E	Horton, MI	1	55

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Prosthetic knee and rotary hydraulic chamber

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United States of America Patent

10799220

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PATENT NO	7066964
APP PUB NO	20050203639A1
SERIAL NO	10799220
DOCKET NO

US Family Size	Non-US Coverage
Patent Longevity	Forward Citations

DATE PUBLISHED	PUBLICATION/PATENT NO.	PUBLICATION TYPE
June 27, 2006	US,7066964,B2 US7066964B2	GRANTED PATENT AS SECOND PUBLICATION
September 15, 2005	US,20050203639,A1 US20050203639A1	FIRST PUBLISHED PATENT APPLICATION

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10799220

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