Transmission chain

United States of America Patent

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Apr 1, 2003
Grant Date
May 30, 2002
app pub date
Aug 30, 2001
filing date
Sep 2, 2000

priority date (Note)
Expired

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Abstract

The link plates, bushes or rollers of a transmission chain are treated so as to produce a surface layer of iron bisulphide. The surface improves the resistance of the chain to wear and also accelerates the running-in process.

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Patent Owner(s)

Patent Owner	Address
SCHAEFFLER CHAIN DRIVE SYSTEMS SAS	75008 PARIS

International Classification(s)

F16G:BELTS, CABLES, OR ROPES, PREDOMINANTLY USED FOR DR....

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[Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Charton, Alexandre	Calais, FR	4	29
Poiret, Christian	Coulogne, FR	14	97

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Transmission chain

Number of patents in Portfolio can not be more than 2000

United States of America Patent

09942892

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PATENT NO	6539699
APP PUB NO	20020065161A1
SERIAL NO	09942892
DOCKET NO

US Family Size	Non-US Coverage
Patent Longevity Expired	Forward Citations

DATE PUBLISHED	PUBLICATION/PATENT NO.	PUBLICATION TYPE
April 01, 2003	US,6539699,B2 US6539699B2	GRANTED PATENT AS SECOND PUBLICATION
May 30, 2002	US,20020065161,A1 US20020065161A1	FIRST PUBLISHED PATENT APPLICATION

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