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

Patent Owner(s)

Patent Owner	Address
TECHNOLOGY FINANCE CORPORATION (PROPRIETARY) LIMITED	72 GRAYSTON DRIVE SANDTON 2ND FLOOR FINANCE WEEK HOUSE TRANSVAAL PROVINCE

International Classification(s)

• A61F:FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES....

• [Classification Symbol]

• [Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Richter, Paul Wilhelm	Pretoria, ZA	8	148
Thomas, Michael Edward	Pretoria, ZA	19	199

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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
February 22, 2005	US,6858041,B2   US6858041B2	GRANTED PATENT AS SECOND PUBLICATION
May 29, 2003	US,20030100946,A1   US20030100946A1	FIRST PUBLISHED PATENT APPLICATION

Full Text

US Patent No: 6858041

Implant including a body of non-resorbable bioactive material

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