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

Patent Owner(s)

Patent Owner	Address
KAI CONCEPTS LLC	1651 VIKING STREET #3 ALAMEDA CA 94501

International Classification(s)

• B63B:SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR S....

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• [Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Bartczak, Tomasz Pawel	Toronto, CA	12	21
Brock, Joseph Andrew	Alameda, US	25	72
Greaves, Matthew Campbell	Oxley, AU	26	49
Korver, Alec	Monument, US	14	23
Montague, Donald Lewis	Paia, US	30	92
Stepanov, Dmitri	Alameda, US	14	26

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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	Nov 9, 2027
7.5 Year Payment	$3600.00	$1800.00	$900.00	Nov 9, 2031
11.5 Year Payment	$7400.00	$3700.00	$1850.00	Nov 9, 2035

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: 2024/0149,978

WATERCRAFT DEVICE WITH HYDROFOIL AND ELECTRIC PROPULSION SYSTEM

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