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

Patent Owner(s)

Patent Owner	Address
BURKERT WERKE GMBH & CO	D-74653 INGELFINGEN

International Classification(s)

• F16K:VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR....

• 2000 Application Filing Year
• F16K Class
• 914 Applications Filed
• 406 Patents Issued To-Date
• 44.43 % Issued To-Date

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Hettinger, Christoph	Ingelfingen, DE	12	119
# of filed Patents : 12 Total Citations : 119

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Patent Citation Ranking

• 3 Citation Count
• F16K Class

• 3.24 % this patent is cited more than
• 24 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: 6293308

Miniaturized valve mechanism

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Abstract

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A miniaturized valve mechanism which has a valve containing a channel with at least one inlet and one outlet opening, as well as a device for closing the channel. In order to provide a valve arrangement which can be produced in the smallest possible size, the valve is controlled by a very small linear motor, the driver of which moves the device for closing and opening the channel by the application of a control voltage to a piezoelectric tube.

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Description

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Claims

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Legal Events

 

• STCH2009
• FP2009
• LAPS2009
• REMI2009
• FPAY2005
• I2001
• F2000
• PD1997

Date	Code	Event	Description
Oct 26, 2009	STCH	INFORMATION ON STATUS: PATENT DISCONTINUATION	free format text: PATENT EXPIRED DUE TO NONPAYMENT OF MAINTENANCE FEES UNDER 37 CFR 1.362
Sep 25, 2009	FP	LAPSED DUE TO FAILURE TO PAY MAINTENANCE FEE	Effective Date: Sep 25, 2009
Sep 25, 2009	LAPS	LAPSE FOR FAILURE TO PAY MAINTENANCE FEES
Apr 06, 2009	REMI	MAINTENANCE FEE REMINDER MAILED
Mar 02, 2005	FPAY	FEE PAYMENT	year of fee payment: 4
Sep 25, 2001	I	Issuance
Apr 20, 2000	F	Filing
Jun 09, 1997	PD	Priority Date