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

Patent Owner(s)

Patent Owner	Address
PRCL RESEARCH INC	MONTRÉAL QC H3B 3X3

International Classification(s)

• A61K:PREPARATIONS FOR MEDICAL, DENTAL, OR TOILET PURPOS....
• C07D:HETEROCYCLIC COMPOUNDS
• A61P:THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDI....

• [Classification Symbol]

• [Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Chen, Shoujun	Bedford, US	116	1525
Jiang, Jun	Acton, US	241	1253
Sun, Lijun	Harvard, US	223	2689
Xie, Yu	Natick, US	64	696
Yu, Chih-Yi	Malden, US	7	104

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Maintenance Fees

Fee	Large entity fee	small entity fee	micro entity fee	due date
11.5 Year Payment	$7400.00	$3700.00	$1850.00	Feb 27, 2025

Fee	Large entity fee	small entity fee	micro entity fee
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
August 27, 2013	US,8518950,B2   US8518950B2	GRANTED PATENT AS SECOND PUBLICATION
August 03, 2006	US,20060173021,A1   US20060173021A1	FIRST PUBLISHED PATENT APPLICATION

Full Text

US Patent No: 8518950

2-amido pyrazines for inflammation and immune related uses

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