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

Patent Owner(s)

Patent Owner	Address
KOPPERS INDUSTRIES OF DELAWARE INC	501 SILVERSIDE ROAD SUITE 67 WILMINGTON DE 19809

International Classification(s)

• C08J:WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTE....
• C10C:WORKING-UP TAR, PITCH, ASPHALT, BITUMEN; PYROLIGNE....
• C08L:COMPOSITIONS OF MACROMOLECULAR COMPOUNDS

• 2004 Application Filing Year
• C08J Class
• 473 Applications Filed
• 170 Patents Issued To-Date
• 35.95 % Issued To-Date

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Golubic, Thomas A	Boardman, OH	5	30
# of filed Patents : 5 Total Citations : 30
Snyder, David R	Cuyahoga Falls, OH	20	178
# of filed Patents : 20 Total Citations : 178
Wombles, Robert H	Gibsonia, PA	15	136
# of filed Patents : 15 Total Citations : 136

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Patent Citation Ranking

• 8 Citation Count
• C08J Class

• 2.96 % this patent is cited more than
• 20 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: 2005/0081,752

Chopped carbon fiber preform processing method using coal tar pitch binder

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Abstract

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A procedure for forming a chopped carbon fiber preform using a coal tar pitch binder and the product thereof.

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Description

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Claims

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