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

Patent Owner(s)

Patent Owner	Address
LUCAS INDUSTRIES PLC	ENGLAND ENGLAND LONDON LONDON

International Classification(s)

• H02J:CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR D....

• 2000 Application Filing Year
• H02J Class
• 480 Applications Filed
• 288 Patents Issued To-Date
• 60 % Issued To-Date

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Davies, Garry Raymond	Rugby, GB	1	9
# of filed Patents : 1 Total Citations : 9

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Patent Citation Ranking

• 9 Citation Count
• H02J Class

• 2.80 % this patent is cited more than
• 22 Age

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Maintenance Fees

Fee	Large entity fee	small entity fee	micro entity fee	due date

Fee	Large entity fee	small entity fee	micro entity fee
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 No: 6614134

Power supplies for ECUs

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Abstract

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A voltage supply circuit for an ECU, of the type which uses a capacitor to hold charge for use in maintaining the supply during temporary supply interruptions, wherein a charge pump is provided for increasing the voltage available for charging the capacitor to a level above that of the supply to enable the stored energy of the capacitor to be boosted.

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Description

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Claims

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Legal Events

 

• STCH2011
• FP2011
• LAPS2011
• REMI2011
• FPAY2007
• I2003
• F2000
• PD1998

Date	Code	Event	Description
Oct 03, 2011	STCH	INFORMATION ON STATUS: PATENT DISCONTINUATION	free format text: PATENT EXPIRED DUE TO NONPAYMENT OF MAINTENANCE FEES UNDER 37 CFR 1.362
Sep 02, 2011	FP	LAPSED DUE TO FAILURE TO PAY MAINTENANCE FEE	Effective Date: Sep 02, 2011
Sep 02, 2011	LAPS	LAPSE FOR FAILURE TO PAY MAINTENANCE FEES
Apr 11, 2011	REMI	MAINTENANCE FEE REMINDER MAILED
Feb 20, 2007	FPAY	FEE PAYMENT	year of fee payment: 4
Sep 02, 2003	I	Issuance
Aug 22, 2000	F	Filing
Feb 24, 1998	PD	Priority Date