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

Patent Owner(s)

Patent Owner	Address
TOKAN KOGYO CO LTD	TOKYO JAPAN TOKYO METROPOLIS

International Classification(s)

• B29C:SHAPING OR JOINING OF PLASTICS; SHAPING OF SUBSTAN....

• [Classification Symbol]

• [Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Chujo, Osamu	Tokyo, JP	2	2
Morita, Akio	Tokyo, JP	35	493

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Maintenance Fees

Fee	Large entity fee	small entity fee	micro entity fee	due date
11.5 Year Payment	$7400.00	$3700.00	$1850.00	Jul 28, 2025

Fee	Large entity fee	small entity fee	micro entity fee
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
January 28, 2014	US,8636930,B2   US8636930B2	GRANTED PATENT AS SECOND PUBLICATION
March 26, 2009	US,20090081393,A1   US20090081393A1	FIRST PUBLISHED PATENT APPLICATION

Full Text

US Patent No: 8636930

Thermal insulation foamed sheet, thermal insulation foamed container and method for producing the same

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