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

Patent Owner(s)

Patent Owner	Address
SURMODICS INC	9924 WEST 7TH STREET EDEN PRAIRIE MN 55344-3523

International Classification(s)

• A61K:PREPARATIONS FOR MEDICAL, DENTAL, OR TOILET PURPOS....
• A61F:FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES....

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• [Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Burkstrand, Michael J	Richfield, US	12	552
Chinn, Joseph A	Shakopee, US	24	1523
Chudzik, Stephen J	St. Paul, US	56	3913
Swan, Dale G	St. Louis Park, US	54	2829

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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	Feb 20, 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
August 20, 2013	US,8512736,B2   US8512736B2	GRANTED PATENT AS SECOND PUBLICATION
March 22, 2007	US,20070065481,A1   US20070065481A1	FIRST PUBLISHED PATENT APPLICATION

Full Text

US Patent No: 8512736

Coatings including natural biodegradable polysaccharides and uses thereof

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