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

Patent Owner(s)

Patent Owner	Address
EVOPOINT BIOSCIENCES CO LTD	SUZHOU

International Classification(s)

• A61K:PREPARATIONS FOR MEDICAL, DENTAL, OR TOILET PURPOS....
• C07D:HETEROCYCLIC COMPOUNDS

• [Classification Symbol]

• [Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
CHEN, Xi	Beijing, CN	903	6756
HAO, Rui	Beijing, CN	20	18
HU, Yonghan	Suzhou, CN	37	137
LIU, Xiao	Beijing, CN	182	512
WU, Yuchuan	Beijing, CN	19	35
XIE, Yonghua	Beijing, CN	6	8

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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	Mar 5, 2028
7.5 Year Payment	$3600.00	$1800.00	$900.00	Mar 5, 2032
11.5 Year Payment	$7400.00	$3700.00	$1850.00	Mar 5, 2036

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
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

Full Text

US Patent Application No: 2024/0294,518

NITROGEN-CONTAINING HETEROCYCLIC COMPOUND

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