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

Patent Owner(s)

Patent Owner	Address
ASTELLAS PHARMA INC	5-1 NIHONBASHI-HONCHO 2 -CHOME CHUO-KU TOKYO 103-8411 ?103-8411

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
Everett, Jason A	Bend, US	13	38
Irie, Ryousuke	Tokyo, JP	11	19
Kanbayashi, Atsushi	Tokyo, JP	12	22
Konagurthu, Sanjay	Bend, US	18	30
Lorenz, Douglas Alan	Bend, US	21	72
Matz, Sheila	North Conway, US	11	19
Nishimura, Koji	Tokyo, JP	77	399
Oba, Shinsuke	Tokyo, JP	15	25
Sakai, Toshiro	Tokyo, JP	27	46
Takaishi, Yuuki	Tokyo, JP	29	237
Toyota, Hiroyasu	Tokyo, JP	13	21
Wald, Randy J	Bend, US	16	125

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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	Aug 13, 2028
7.5 Year Payment	$3600.00	$1800.00	$900.00	Aug 13, 2032
11.5 Year Payment	$7400.00	$3700.00	$1850.00	Aug 13, 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: 2025/0049,721

Formulations of Enzalutamide

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