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

Patent Owner(s)

Patent Owner	Address
SPECGX LLC	385 MARSHALL AVENUE WEBSTER GROVES MO 63119

International Classification(s)

• C07D:HETEROCYCLIC 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
Cantrell, Gary L	Troy, US	74	591
Grote, Christopher W	Webster Groves, US	32	111
Moser, Frank W	Arnold, US	31	141
Wang, Peter X	Clarkson Valley, US	48	332

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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	Jul 2, 2025
11.5 Year Payment	$7400.00	$3700.00	$1850.00	Jul 2, 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
January 02, 2018	US,9856251,B2   US9856251B2	GRANTED PATENT AS SECOND PUBLICATION
December 01, 2016	US,20160347747,A1   US20160347747A1	FIRST PUBLISHED PATENT APPLICATION

Full Text

US Patent No: 9856251

Substituted berbines and processes for their synthesis

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