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

Patent Owner(s)

Patent Owner	Address
SPEEDINNOV	75008 PARIS

International Classification(s)

• B61C:LOCOMOTIVES; MOTOR RAILCARS
• B61D:BODY DETAILS OR KINDS OF RAILWAY VEHICLES

• [Classification Symbol]

• [Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Bocher, Eric	Triel sur Seine, FR	1	0
Debost, Pierre	Gennevilliers, FR	5	16
Delitot, Guy	Belfort, FR	1	0
Preiss, Paul	Reichshoffen, FR	4	9
Raulet, Christophe	Saint Maurice Colombier, FR	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	Feb 22, 2027
7.5 Year Payment	$3600.00	$1800.00	$900.00	Feb 22, 2031
11.5 Year Payment	$7400.00	$3700.00	$1850.00	Feb 22, 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

DATE PUBLISHED	PUBLICATION/PATENT NO.	PUBLICATION TYPE
August 22, 2023	US,11731667,B2   US11731667B2	GRANTED PATENT AS SECOND PUBLICATION
July 29, 2021	US,20210229711,A1   US20210229711A1	FIRST PUBLISHED PATENT APPLICATION

Full Text

US Patent Application No: 11731667

Rail engine with technical equipment attachment device

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