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

Patent Owner(s)

Patent Owner	Address
FIBROGEN INC	409 ILLINOIS STREET SAN FRANCISCO CA 94158

International Classification(s)

• A61K:PREPARATIONS FOR MEDICAL, DENTAL, OR TOILET PURPOS....
• G01N:INVESTIGATING OR ANALYSING MATERIALS BY DETERMININ....
• C07K:PEPTIDES

• [Classification Symbol]

• [Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Arend, Michael P	Foster City, US	54	1280
Flippin, Lee A	Woodside, US	55	1438
Guenzler-Pukall, Volkmar	Marburg, DE	48	1237
KLAUS, Stephen J	Boston, US	57	1115
Lin, Al Y	Castro Valley, US	23	357
Melekhov, Alex	Irvine, US	15	416
Neff, Thamas B	Atherton, US	1	0
Wang, Qingjian	Belmont, US	31	484

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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	May 2, 2025
11.5 Year Payment	$7400.00	$3700.00	$1850.00	May 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

Full Text

US Patent Application No: 2017/0312,268

METHODS FOR TREATING A NEUROLOGICAL DISORDER IN A SUBJECT USING INHIBITORS OF HYPOXIA-INDUCIBLE FACTOR (HIF) PROYL HYDROXYLASE

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