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

Patent Owner(s)

Patent Owner	Address
HONG KONG BAPTIST UNIVERSITY	HONG KONG BAPTIST UNIVERSITY KOWLOON TONG KOWLOON

International Classification(s)

• C01B:NON-METALLIC ELEMENTS; COMPOUNDS THEREOF
• B82Y:SPECIFIC USES OR APPLICATIONS OF NANO-STRUCTURES; ....
• C12N:MICRO-ORGANISMS OR ENZYMES; COMPOSITIONS THEREOF
• C01G:COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLAS....

• [Classification Symbol]

• [Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Huang, Zhifeng	Hong Kong, HK	19	65
Lui, Nga Ping	Hong Kong, HK	2	3
Yung, Kin Lam	Hong Kong, HK	4	3

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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	Oct 14, 2027
11.5 Year Payment	$7400.00	$3700.00	$1850.00	Oct 14, 2031

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

DATE PUBLISHED	PUBLICATION/PATENT NO.	PUBLICATION TYPE
April 14, 2020	US,10619135,B2   US10619135B2	GRANTED PATENT AS SECOND PUBLICATION
November 23, 2017	US,20170335279,A1   US20170335279A1	FIRST PUBLISHED PATENT APPLICATION

Full Text

US Patent Application No: 2017/0335,279

Growth Factor-Free Proliferation and Differentiation of Neural Stem Cells on Inorganic Extracellular Nanomatrices

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