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

Patent Owner(s)

Patent Owner	Address
CHEMETALL GMBH	GERMANY

International Classification(s)

• C23C:COATING METALLIC MATERIAL; COATING MATERIAL WITH M....

• [Classification Symbol]

• [Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Bittner, Klaus	Frankfurt am Main, DE	16	340
Kolberg, Thomas	Heppenheim, DE	41	428
Schullermann, Gerrit	Maintal, DE	1	4
Wegner, Marion	Frankfurt am Main, DE	3	69
Wendel, Thomas	Schwalbach, DE	11	81
Wietzoreck, Hardy	Frankfurt am Main, DE	18	355

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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
April 24, 2007	US,7208053,B2   US7208053B2	GRANTED PATENT AS SECOND PUBLICATION
November 25, 2004	US,20040231755,A1   US20040231755A1	FIRST PUBLISHED PATENT APPLICATION

Full Text

US Patent No: 7208053

Method for applying a phosphate covering and use of metal parts thus phospated

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