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

Patent Owner(s)

Patent Owner	Address
CELANESE VENTURES GMBH	65926 FRANKFURT AM MAIN

International Classification(s)

• B01J:CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS, CO....

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• [Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Dickner, Tim	Frankfurt, DE	9	26
Kullmer, Iris	Frankfurt, DE	5	20
Schottek, Jo	Frankfurt, DE	8	94
Schulte, Jo	Frankfurt, DE	7	38

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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
January 02, 2007	US,7157398,B2   US7157398B2	GRANTED PATENT AS SECOND PUBLICATION
July 07, 2005	US,20050148461,A1   US20050148461A1	FIRST PUBLISHED PATENT APPLICATION

Full Text

US Patent No: 7157398

Covalently fixed nonmetallocenes, process for preparing them and their use for the polymerization of olefins

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