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

Patent Owner(s)

Patent Owner	Address
I-TRUST BETTER LIFE CORP	P O BOX 7121 BUENA PARK GA 90622

International Classification(s)

• A47C:CHAIRS

• [Classification Symbol]

• [Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Gong, Jiaxiong	Changzhou, CN	7	40
Gong, Xiaojun	Changzhou, CN	7	41
Liu, Quan	Ames, US	92	458
Mao, Yongyong	Shanghai, CN	2	9
Yin, Ming	Changzhou, CN	66	754
Zhang, Xiaoxiang	La Palma, US	54	189

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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

DATE PUBLISHED	PUBLICATION/PATENT NO.	PUBLICATION TYPE
October 26, 2010	US,7819476,B2   US7819476B2	GRANTED PATENT AS SECOND PUBLICATION
January 03, 2008	US,20080001455,A1   US20080001455A1	FIRST PUBLISHED PATENT APPLICATION

Full Text

US Patent No: 7819476

Lift chair and a chair base frame with a force balance mechanism for use therewith

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