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

Patent Owner(s)

• GEARBOX, LLC

International Classification(s)

• A47C:CHAIRS
• A61B:DIAGNOSIS; SURGERY; IDENTIFICATION

• [Classification Symbol]

• [Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Ferren, Bran	Beverly Hills, US	393	13080
Hagen, Jeffrey John	Plymouth, US	24	1527
Hyde, Roderick A	Redmond, US	2910	55920
Ishikawa, Muriel Y	Livermore, US	1366	31679
Leuthardt, Eric C	St. Louis, US	1185	29847
Rivet, Dennis J	Portsmouth, US	394	15433
Wood, Victoria Y H	Livermore, US	595	11561
Wood,, Jr Lowell L	Bellevue, US	2833	48122

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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	Jul 28, 2025

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
January 28, 2014	US,8636670,B2   US8636670B2	GRANTED PATENT AS SECOND PUBLICATION
November 19, 2009	US,20090284378,A1   US20090284378A1	FIRST PUBLISHED PATENT APPLICATION

Full Text

US Patent No: 8636670

Circulatory monitoring systems and methods

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