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

Patent Owner(s)

Patent Owner	Address
NATIONAL INSTITUTES FOR QUANTUM SCIENCE AND TECHNOLOGY	4-9-1 ANAGAWA INAGE-KU CHIBA-SHI CHIBA 263-8555
KAKEN INC	1044 HORIMACHI MITO-SHI IBARAKI 3100903

International Classification(s)

• C01F:COMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUM....

• [Classification Symbol]

• [Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Akatsu, Yoshiaki	Chiba-shi, JP	3	0
Kawakami, Tornohiko	Mitoshi, JP	1	0
Kim, Jaehwan	Chiba-shi, JP	98	754
Nakamichi, Masaru	Chiba-shi, JP	23	230
Nakano, Suguru	Chiba-shi, JP	9	11
Yonehara, Kazuo	Mito-shi, JP	10	38

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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	Mar 22, 2026
7.5 Year Payment	$3600.00	$1800.00	$900.00	Mar 22, 2030
11.5 Year Payment	$7400.00	$3700.00	$1850.00	Mar 22, 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

Full Text

US Patent Application No: 2022/0298,021

METHOD FOR PRODUCING BERYLLIUM SOLUTION, METHOD FOR PRODUCING BERYLLIUM, METHOD FOR PRODUCING BERYLLIUM HYDROXIDE, METHOD FOR PRODUCING BERYLLIUM OXIDE, AND BERYLLIUM OXIDE

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