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

Patent Owner(s)

Patent Owner	Address
MARUO CALCIUM COMPANY LIMITED	1455 NISHIOKA UOZUMI-CHO AKASHI-SHI HYOGO 674-0084

International Classification(s)

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

• 2005 Application Filing Year
• A61K Class
• 9209 Applications Filed
• 3991 Patents Issued To-Date
• 43.34 % Issued To-Date

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Ehara, Shoji	Hyogo, JP	2	22
# of filed Patents : 2 Total Citations : 22
Nagamatsu, Makoto	Hyogo, JP	3	55
# of filed Patents : 3 Total Citations : 55
Shibata, Hiroshi	Hyogo, JP	270	4181
# of filed Patents : 270 Total Citations : 4181
Shimizu, Seiya	Hyogo, JP	88	1122
# of filed Patents : 88 Total Citations : 1122

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Patent Citation Ranking

• 20 Citation Count
• A61K Class

• 63.20 % this patent is cited more than
• 17 Age

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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 Application No: 2008/0182,933

Filler for Porous Film and Porous Film Containing the Same

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Abstract

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A filler for porous films is provided which is easy to be mixed with a resin, has good dispersibility in a resin, and provides a porous film useful for a light reflector of, for example, a liquid crystal display and a lighting apparatus and a porous film useful for a diaphragm (separator) between electrodes of a battery. A filler comprises inorganic particles surface treated with a surfactant (A) and a compound (B) having a chelating function to an alkaline earth metal.

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Description

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Claims

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