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

Patent Owner(s)

Patent Owner	Address
IMMUNOPHOTONICS INC	4340 DUNCAN AVENUE SUITE 212 ST LOUIS MO 63110

International Classification(s)

• A61K:PREPARATIONS FOR MEDICAL, DENTAL, OR TOILET PURPOS....
• C08B:POLYSACCHARIDES; DERIVATIVES THEREOF
• A61B:DIAGNOSIS; SURGERY; IDENTIFICATION
• A61P:THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDI....
• A61N:ELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY;....

• [Classification Symbol]

• [Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Alleruzzo, Luciano	Ballwin, US	7	13
Carubelli, Raoul	Oklahoma City, US	14	182
Chen, Wei R	Edmond, US	17	183
Hode, Tomas	St. Louis, US	7	13
Jenkins, Peter	Lawndale, US	9	43
Nordquist, Robert E	Oklahoma City, US	23	1714
Raker, Joseph	Delmar, US	20	245
Waynant, Kristopher	Olympia, US	6	7

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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	Jul 20, 2025
7.5 Year Payment	$3600.00	$1800.00	$900.00	Jul 20, 2029
11.5 Year Payment	$7400.00	$3700.00	$1850.00	Jul 20, 2033

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: 2022/0017,647

CHITOSAN-DERIVED COMPOSITIONS

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