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

Patent Owner(s)

Patent Owner	Address
THERAVANCE BIOPHARMA R&D IP LLC	CALIFORNIA USA

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
Husfeld, Craig	Redwood City, US	80	1133
Ji, YuHua	Palo Alto, US	49	317
Li, Li	Sunnyvale, US	1435	18853
Mammen, Mathai	Menlo Park, US	120	2532
Mu, YongQi	Los Altos, US	104	1450

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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 29, 2026
7.5 Year Payment	$3600.00	$1800.00	$900.00	Mar 29, 2030
11.5 Year Payment	$7400.00	$3700.00	$1850.00	Mar 29, 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
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: 2022/0306,579

BIPHENYL COMPOUNDS USEFUL AS MUSCARINIC RECEPTOR ANTAGONISTS

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