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

Patent Owner(s)

Patent Owner	Address
CUMMINS INC	500 JACKSON STREET COLUMBUS IN 47201

International Classification(s)

• F02M:SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBU....
• F02B:INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENG....
• F02D:CONTROLLING COMBUSTION ENGINES

• [Classification Symbol]

• [Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Bruner, C Larry	Greenwood, US	17	144
George, Geomy	Indianapolis, US	7	52
Kolhouse, J Steven	Columbus, US	84	217
Lutz, Timothy P	Columbus, US	27	310
zur, Loye Axel Otto	Columbus, US	18	185

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Maintenance Fees

Fee	Large entity fee	small entity fee	micro entity fee	due date
7.5 Year Payment	$3600.00	$1800.00	$900.00	Dec 5, 2025
11.5 Year Payment	$7400.00	$3700.00	$1850.00	Dec 5, 2029

Fee	Large entity fee	small entity fee	micro entity fee
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
June 05, 2018	US,9988991,B2   US9988991B2	GRANTED PATENT AS SECOND PUBLICATION
January 12, 2017	US,20170009671,A1   US20170009671A1	FIRST PUBLISHED PATENT APPLICATION

Full Text

US Patent No: 9988991

Cylinder pressure based control of dual fuel engines

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