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

Patent Owner(s)

Patent Owner	Address
EVONIK OXENO GMBH & CO KG	45772 MARL

International Classification(s)

• C07C:ACYCLIC OR CARBOCYCLIC COMPOUNDS
• 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
Bueschken, Wilfried	Haltern am See, DE	55	708
Fridag, Dirk	Haltern am See, DE	136	638
Hess, Dieter	Marl, DE	82	699
Moeller, Oliver	Oer-Erkenschwick, DE	7	79
Ortmann, Dagmara	Brig-Glis, CH	11	123
Wiese, Klaus-Diether	Haltern am See, DE	47	781

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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 24, 2009	US,7495134,B2   US7495134B2	GRANTED PATENT AS SECOND PUBLICATION
August 07, 2008	US,20080188686,A1   US20080188686A1	FIRST PUBLISHED PATENT APPLICATION

Full Text

US Patent No: 7495134

Carbonylation method by adding secondary sterically hindered amines

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