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

Patent Owner(s)

Patent Owner	Address
SREE CHITRA TIRUNAL INSTITUTE FOR MEDICAL SCIENCES AND TECHNOLOGY	INSTITUTE FOR MEDICAL SCIENCES AND TECHNOLOGY BIOMEDICAL TECHNOLOGY WING POOJAPPURA KERALA THIRUVANANTHAPURAM 695012

International Classification(s)

• C08J:WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTE....
• A61F:FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES....
• C08L:COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
• C08K:USE OF INORGANIC OR NON-MACROMOLECULAR ORGANIC SUB....

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• [Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Ayilliath, Shanti Krishna	Thiruvananthapuram, IN	1	0
Nair, Prabha Damodaran	Thiruvananthapuram, IN	1	0
Nirmala, Nimi	Thiruvananthapuram, IN	1	0
Thomas, Lynda Velutheril	Thiruvananthapuram, IN	1	0

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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	Apr 21, 2025
7.5 Year Payment	$3600.00	$1800.00	$900.00	Apr 21, 2029
11.5 Year Payment	$7400.00	$3700.00	$1850.00	Apr 21, 2033

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Surcharge - 3.5 year - Late payment within 6 months	$160.00	$80.00	$40.00
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Surcharge after expiration - Late payment is unintentional	$1,640.00	$820.00	$410.00

Full Text

US Patent Application No: 2021/0322,225

Lint Free Crosslinked Chitosan-PVA Sponge as an Absorbent Wound Dressing and Method of Preparation Thereof

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