Water preclusion device for marine engine

United States of America Patent

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Apr 18, 2006
Grant Date
Apr 24, 2003
app pub date
Oct 11, 2002
filing date
Oct 18, 2001

priority date (Note)
Expired

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Abstract

A water preclusion device for a watercraft with an internal combustion engine for inhibiting the intrusion of water upstream into an exhaust system. The water preclusion device includes a valve controlled by exhaust gas pressure.

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Patent Owner(s)

YAMAHA HATSUDOKI KABUSHIKI KAISHA

International Classification(s)

B63H:MARINE PROPULSION OR STEERING

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[Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Atsusawa, Hidenori	Shizuoka, JP	2	0

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Water preclusion device for marine engine

Number of patents in Portfolio can not be more than 2000

United States of America Patent

10270927

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PATENT NO	7029347
APP PUB NO	20030077957A1
SERIAL NO	10270927
DOCKET NO

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

DATE PUBLISHED	PUBLICATION/PATENT NO.	PUBLICATION TYPE
April 18, 2006	US,7029347,B2 US7029347B2	GRANTED PATENT AS SECOND PUBLICATION
April 24, 2003	US,20030077957,A1 US20030077957A1	FIRST PUBLISHED PATENT APPLICATION

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10270927

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