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

Patent Owner(s)

Patent Owner	Address
OLD DOMINION BRUSH COMPANY	HENRICO VA

International Classification(s)

• E01H:STREET CLEANING; CLEANING OF PERMANENT WAYS; CLEAN....
• A47L:DOMESTIC WASHING OR CLEANING
• B60P:VEHICLES ADAPTED FOR LOAD TRANSPORTATION OR TO TRA....
• B65F:GATHERING OR REMOVAL OF DOMESTIC OR LIKE REFUSE

• [Classification Symbol]

• [Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
CALLOWAY, Britt R	Midlothian, US	15	4
MAYES, Robert	Hanover, US	15	4
NITCHIE, Andrew	Henrico, US	7	0
STUMPH, Tim	Midlothian, US	14	4
TURNER, Chris	Aylett, US	67	539

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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	Oct 25, 2027
7.5 Year Payment	$3600.00	$1800.00	$900.00	Oct 25, 2031
11.5 Year Payment	$7400.00	$3700.00	$1850.00	Oct 25, 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: 2024/0130,589

SYSTEM AND METHOD FOR EFFICIENT ENGINE OPERATION

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