Rotary pistons

United States of America Patent

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Sep 20, 2005
Grant Date
Apr 14, 2005
app pub date
Oct 8, 2003
filing date
Oct 8, 2003

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Abstract

A rotary piston for use in pumps or motors, the piston having a cylindrical rotor with radially movable vanes rotating within a housing, the movement of the vanes controlled by pins of the vanes travelling in races in the housing.

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Patent Owner(s)

Patent Owner	Address
1564330 ONTARIO INC	P O BOX 668 SEAFORTH ONTARIO N0K 1W0

International Classification(s)

F01C:ROTARY-PISTON OR OSCILLATING-PISTON MACHINES OR EN....

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Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Patterson, Albert W	Ontario, CA	18	75

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Rotary pistons

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United States of America Patent

10680236

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PATENT NO	6945218
APP PUB NO	20050079084A1
SERIAL NO	10680236
DOCKET NO

US Family Size	Non-US Coverage
Patent Longevity	Forward Citations

DATE PUBLISHED	PUBLICATION/PATENT NO.	PUBLICATION TYPE
September 20, 2005	US,6945218,B2 US6945218B2	GRANTED PATENT AS SECOND PUBLICATION
April 14, 2005	US,20050079084,A1 US20050079084A1	FIRST PUBLISHED PATENT APPLICATION

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10680236

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