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

Patent Owner(s)

Patent Owner	Address
BEIERSDORF AKTIENGESELLSCHAFT A CORP OF GERMANY	UNNASTRASSE 48 D 2000 HAMBURG 20

International Classification(s)

• C08L:COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
• C08K:USE OF INORGANIC OR NON-MACROMOLECULAR ORGANIC SUB....

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• [Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Holtzmann, Hans-Joachim	Hamburg, DE	3	321
Kartheus, Holger	Hamburg, DE	16	1193
Pietsch, Hanns	Hamburg, DE	16	1121
Reul, Helmut	Duren, DE	28	3896
Sachau, Gunther	Quickborn, DE	10	559

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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

Full Text

US Patent No: 4831065

Antithrombogenic, non-calcifying material and method of making articles for medical purposes

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