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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	PAUL-BAUMANN-STRASSE 1 MARL 45772

International Classification(s)

• C07F:ACYCLIC, CARBOCYCLIC, OR HETEROCYCLIC COMPOUNDS CO....
• C07C:ACYCLIC OR CARBOCYCLIC COMPOUNDS
• C07B:GENERAL METHODS OF ORGANIC CHEMISTRY; APPARATUS TH....
• B01J:CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS, CO....

• [Classification Symbol]

• [Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Boerner, Armin	Rostock, DE	29	210
Dyballa, Katrin Marie	Recklinghausen, DE	90	336
Franke, Robert	Marl, DE	223	716
Fridag, Dirk	Haltern am See, DE	136	638
Selent, Detlef	Rostock, DE	44	239

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Maintenance Fees

Fee	Large entity fee	small entity fee	micro entity fee	due date
7.5 Year Payment	$3600.00	$1800.00	$900.00	Apr 17, 2025
11.5 Year Payment	$7400.00	$3700.00	$1850.00	Apr 17, 2029

Fee	Large entity fee	small entity fee	micro entity fee
Surcharge - 7.5 year - Late payment within 6 months	$160.00	$80.00	$40.00
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
October 17, 2017	US,9790244,B2   US9790244B2	GRANTED PATENT AS SECOND PUBLICATION
June 09, 2016	US,20160159840,A1   US20160159840A1	FIRST PUBLISHED PATENT APPLICATION

Full Text

US Patent No: 9790244

Bisphosphites having an unsymmetric outer biphenol unit

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