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

Patent Owner(s)

Patent Owner	Address
SAMYANG HOLDINGS CORPORATION	31 JONG-RO 33-GIL JONGNO-GU SEOUL

International Classification(s)

• C08J:WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTE....
• A61K:PREPARATIONS FOR MEDICAL, DENTAL, OR TOILET PURPOS....
• A61L:METHODS OR APPARATUS FOR STERILISING MATERIALS OR ....

• [Classification Symbol]

• [Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Kim, Jin Su	Incheon, KR	139	951
Kim, Jun Bae	Daejeon, KR	13	84
Koh, Young Joo	Daejeon, KR	3	0
Park, Na Jeong	Suwon-si, KR	4	0
Shin, Wang Soo	Daejeon, KR	3	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	Feb 9, 2026
7.5 Year Payment	$3600.00	$1800.00	$900.00	Feb 9, 2030
11.5 Year Payment	$7400.00	$3700.00	$1850.00	Feb 9, 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: 11406733

Porous microparticles of biodegradable polymer, and polymer filler comprising same

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