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

Patent Owner(s)

Patent Owner	Address
KING'S COLLEGE LONDON	STRAND LONDON WC2R 2LS

International Classification(s)

• C14C:CHEMICAL TREATMENT OF HIDES, SKINS OR LEATHER, e.g....
• C12N:MICRO-ORGANISMS OR ENZYMES; COMPOSITIONS THEREOF
• C08L:COMPOSITIONS OF MACROMOLECULAR COMPOUNDS

• [Classification Symbol]

• [Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Helgason, Ingvar	South San Francisco, US	10	120
Ilic, Dusko	London, GB	11	171

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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 28, 2026
7.5 Year Payment	$3600.00	$1800.00	$900.00	Aug 28, 2030
11.5 Year Payment	$7400.00	$3700.00	$1850.00	Aug 28, 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

DATE PUBLISHED	PUBLICATION/PATENT NO.	PUBLICATION TYPE
February 28, 2023	US,11591471,B2   US11591471B2	GRANTED PATENT AS SECOND PUBLICATION
December 22, 2022	US,20220403172,A1   US20220403172A1	FIRST PUBLISHED PATENT APPLICATION

Full Text

US Patent Application No: 11591471

Engineered skin equivalent, method of manufacture thereof and products derived therefrom

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