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

Patent Owner(s)

Patent Owner	Address
GILLETTE COMPANY THE	PRUDENTIAL TOWER BUILDING BOSTON MA 02199

International Classification(s)

• A46B:BRUSHES
• A61C:DENTISTRY; APPARATUS OR METHODS FOR ORAL OR DENTAL....

• 2005 Application Filing Year
• A46B Class
• 207 Applications Filed
• 91 Patents Issued To-Date
• 43.97 % Issued To-Date

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Chenvainu, Alexander T	Sudbury, US	22	1316
# of filed Patents : 22 Total Citations : 1316
Christman, Thomas A	Lexington, US	19	1044
# of filed Patents : 19 Total Citations : 1044
Klawuhn, Manfred	Frankfurt am Main, DE	23	680
# of filed Patents : 23 Total Citations : 680

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Patent Citation Ranking

• 54 Citation Count
• A46B Class

• 97.71 % this patent is cited more than
• 12 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	Nov 21, 2024

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

DATE PUBLISHED	PUBLICATION/PATENT NO.	PUBLICATION TYPE
May 21, 2013	US,8444416,B2   US8444416B2	GRANTED PATENT AS SECOND PUBLICATION
October 26, 2006	US,20060240380,A1   US20060240380A1	FIRST PUBLISHED PATENT APPLICATION

Full Text

US Patent No: 8444416

Valves for personal care devices

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Abstract

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Dual valves are described herein. The dual valves have a plurality of lumens disposed within a unitary body. The dual valves can be used, for example, in personal care products such as toothbrushes and razors to dispense fluids such as dentifrice and shaving aids.

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Description

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Claims

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Claims data not available

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Legal Events

 

• STCH2017
• FP2017
• LAPS2017
• REMI2016
• I2013
• P2006
• AS2005
• F2005
• PD2005

Date	Code	Event	Description
Jun 19, 2017	STCH	INFORMATION ON STATUS: PATENT DISCONTINUATION	free format text: PATENT EXPIRED DUE TO NONPAYMENT OF MAINTENANCE FEES UNDER 37 CFR 1.362
May 21, 2017	FP	LAPSED DUE TO FAILURE TO PAY MAINTENANCE FEE	Effective Date: May 21, 2017
May 21, 2017	LAPS	LAPSE FOR FAILURE TO PAY MAINTENANCE FEES
Dec 30, 2016	REMI	MAINTENANCE FEE REMINDER MAILED
May 21, 2013	I	Issuance
Oct 26, 2006	P	Published
Aug 22, 2005	AS	ASSIGNMENT	free format text: ASSIGNMENT OF ASSIGNORS INTEREST;ASSIGNORS:CHENVAINU, ALEXANDER T.;CHRISTMAN, THOMAS A.;KLAWUHN, MANFRED;SIGNING DATES FROM 20050607 TO 20050722;REEL/FRAME:016656/0663 Owner name: GILLETTE COMPANY, THE, MASSACHUSETTS free format text: ASSIGNMENT OF ASSIGNORS INTEREST;ASSIGNORS:CHENVAINU, ALEXANDER T.;CHRISTMAN, THOMAS A.;KLAWUHN, MANFRED;REEL/FRAME:016656/0663;SIGNING DATES FROM 20050607 TO 20050722 Owner name: GILLETTE COMPANY, THE, MASSACHUSETTS
Apr 26, 2005	F	Filing
Apr 26, 2005	PD	Priority Date