Apparatus and method for fuel vapor leak detection

United States of America Patent

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Apr 19, 2005
Grant Date
Nov 18, 2004
app pub date
May 14, 2003
filing date
May 14, 2003

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Abstract

A fuel system with a pressure-sensitive monitor accumulates multiple pressure-related sample points and estimates the general trend of pressure change in a fuel system over time, thereby detecting the presence or absence of a fuel vapor leak in the fuel system.

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GM GLOBAL TECHNOLOGY OPERATIONS LLC

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G01M:TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR S....

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Inventor Name	Address	# of filed Patents	Total Citations
Labus, Gregory E	Fenton, MI	5	58
Mc, Lain Kurt D	Ortonville, MI	21	176

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Apparatus and method for fuel vapor leak detection

Number of patents in Portfolio can not be more than 2000

United States of America Patent

10437738

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PATENT NO	6880383
APP PUB NO	20040226347A1
SERIAL NO	10437738
DOCKET NO

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

DATE PUBLISHED	PUBLICATION/PATENT NO.	PUBLICATION TYPE
April 19, 2005	US,6880383,B2 US6880383B2	GRANTED PATENT AS SECOND PUBLICATION
November 18, 2004	US,20040226347,A1 US20040226347A1	FIRST PUBLISHED PATENT APPLICATION

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10437738

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