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

Patent Owner(s)

Patent Owner	Address
JAPAN AEROSPACE EXPLORATION AGENCY	TOKYO 182-8522

International Classification(s)

• F02K:JET-PROPULSION PLANTS
• B64D:EQUIPMENT FOR FITTING IN OR TO AIRCRAFT; FLYING SU....
• B64C:AEROPLANES; HELICOPTERS

• [Classification Symbol]

• [Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Kanamori, Masashi	Tokyo, JP	3	10
Ueno, Atsushi	Tokyo, JP	39	562
Yuhara, Tatsunori	Tokyo, JP	3	1

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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 23, 2026
7.5 Year Payment	$3600.00	$1800.00	$900.00	Feb 23, 2030
11.5 Year Payment	$7400.00	$3700.00	$1850.00	Feb 23, 2034

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 23, 2022	US,11420759,B2   US11420759B2	GRANTED PATENT AS SECOND PUBLICATION
February 04, 2021	US,20210031935,A1   US20210031935A1	FIRST PUBLISHED PATENT APPLICATION

Full Text

US Patent Application No: 2021/0031,935

SUPERSONIC AIRCRAFT AND METHOD OF REDUCING SONIC BOOMS

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