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

Patent Owner(s)

Patent Owner	Address
FRAUNHOFER-GESELLSCHAFT ZUR FORDERUNG DER ANGEWANDTEN FORSCHUNG E V	80686 MÜNCHEN

International Classification(s)

• C07F:ACYCLIC, CARBOCYCLIC, OR HETEROCYCLIC COMPOUNDS CO....
• 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
Hofmann, Christian	Mainz, DE	110	231
Menges-Flanagan, Gabriele	Oestrich-Winkel, DE	1	0

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Maintenance Fees

Fee	Large entity fee	small entity fee	micro entity fee	due date
3.5 Year Payment	$1600.00	$800.00	$400.00	Dec 6, 2026
7.5 Year Payment	$3600.00	$1800.00	$900.00	Dec 6, 2030
11.5 Year Payment	$7400.00	$3700.00	$1850.00	Dec 6, 2034

Fee	Large entity fee	small entity fee	micro entity fee
Surcharge - 3.5 year - Late payment within 6 months	$160.00	$80.00	$40.00
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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
June 06, 2023	US,11667653,B2   US11667653B2	GRANTED PATENT AS SECOND PUBLICATION
May 30, 2019	US,20190161505,A1   US20190161505A1	FIRST PUBLISHED PATENT APPLICATION

Full Text

US Patent Application No: 11667653

Continuous method for producing Grignard adducts and a device for carrying out same

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