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

Patent Owner(s)

Patent Owner	Address
SPARTEK MEDICAL INC A CORP OF DE	1100 MARINA VILLAGE PARKWAY SUITE 103 A CORP OF DE ALAMEDA CA 94501

International Classification(s)

• A61B:DIAGNOSIS; SURGERY; IDENTIFICATION

• [Classification Symbol]

• [Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Cain, Donald L	Oakland, US	28	946
Hsu, Ken Y	San Francisco, US	265	43273
Klyce, H Adam	Berkeley, US	17	364
Klyce, Henry A	Piedmont, US	178	24707
Markwart, Jay A	Castro Valley, US	24	723
Winslow, Charles J	Walnut Creek, US	213	32701
Zucherman, James F	San Francisco, US	264	43341

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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
May 08, 2012	US,8172881,B2   US8172881B2	GRANTED PATENT AS SECOND PUBLICATION
December 11, 2008	US,20080306517,A1   US20080306517A1	FIRST PUBLISHED PATENT APPLICATION

Full Text

US Patent No: 8172881

Dynamic stabilization and motion preservation spinal implantation system and method with a deflection rod mounted in close proximity to a mounting rod

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