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

Patent Owner(s)

Patent Owner	Address
EISAI CO LTD	TOKYO TOKYO METROPOLIS
SANSHO CO LTD	TOKYO JAPAN TOKYO METROPOLIS

International Classification(s)

• A61K:PREPARATIONS FOR MEDICAL, DENTAL, OR TOILET PURPOS....

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• [Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Kasai, Masayoshi	156, Tsutsujigaoka 5-chome, Kakamigahara-shi, Gifu, JP	8	175
Konita, Takeshi	2-2, Fukiagemachihoncho 3-chome, Kitaadachi-gun, Saitama, JP	1	35
Nonaka, Jun	15-4, Midori 1-chome, Honjo-shi, Saitama, JP	32	131
Shiobara, Takao	20-18, Keyaki 1-chome, Honjo-shi, Saitama, JP	1	35

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Maintenance Fees

Fee	Large entity fee	small entity fee	micro entity fee	due date

Fee	Large entity fee	small entity fee	micro entity fee
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 No: 5204119

External preparation comprising calcium silicate

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