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Country	kind	publication No.	Filing Date	Type	Sub-Type
EP	B1	EP3076020	Mar 22, 2016	Patent	Grant
Type : Patent Sub-Type : Grant
Patent		SPRING REGULATED VARIABLE FLOW ELECTRIC WATER PUMP		Dec 30, 2020
CN	B	CN106015021	Mar 29, 2016	Patent	Grant
Type : Patent Sub-Type : Grant
GRANTED PATENT FOR INVENTION		Spring adjusting type variable flow electric water pump		Aug 07, 2020
US	B2	US10760577	Jan 18, 2019	Patent	Grant
Type : Patent Sub-Type : Grant
GRANTED PATENT AS SECOND PUBLICATION		Spring regulated variable flow electric water pump		Sep 01, 2020

• 15 United States
• 10 France
• 8 Japan
• 7 China
• 5 Korea
• 2 Other

Patent Owner(s)

Patent Owner	Address
HANON SYSTEMS EFP CANADA LTD	CONCORD ON L4K 5C2

International Classification(s)

• F01P:COOLING OF MACHINES OR ENGINES IN GENERAL; COOLING....
• F04D:NON-POSITIVE-DISPLACEMENT PUMPS

• 2016 Application Filing Year
• F01P Class
• 445 Applications Filed
• 337 Patents Issued To-Date
• 75.74 % Issued To-Date

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
ARNOLDI, Ernesto Giovanni	Luserna S. Giovanni, IT	7	8
# of filed Patents : 7 Total Citations : 8
MAURINO, Paolo Lincoln	Bagnolo Piemonte, IT	7	32
# of filed Patents : 7 Total Citations : 32

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Patent Citation Ranking

• 5 Citation Count
• F01P Class

• 14.04 % this patent is cited more than
• 9 Age

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Maintenance Fees

Fee	Large entity fee	small entity fee	micro entity fee	due date
11.5 Year Payment	$7400.00	$3700.00	$1850.00	Apr 6, 2028

Fee	Large entity fee	small entity fee	micro entity fee
Surcharge - 11.5 year - Late payment within 6 months	$160.00	$80.00	$40.00
Surcharge after expiration - Late payment is unavoidable	$700.00	$350.00	$175.00
Surcharge after expiration - Late payment is unintentional	$1,640.00	$820.00	$410.00

Full Text

US Patent Application No: 2016/0290,340

SPRING REGULATED VARIABLE FLOW ELECTRIC WATER PUMP

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Abstract

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An electric water pump having a motor with an axially moveable rotor unit. A rotary pump member is fixed for axial movement with the rotor unit to vary its position within a pump chamber so as to vary the flow rate through the pump chamber.

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Description

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Claims

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