Family

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

Patent Owner(s)

Patent Owner	Address
ALLEGHENY LUDLUM CORPORATION	PITTSBURGH PENNSYLVANIA 15222-5479

International Classification(s)

• B22D:CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY ....

• 1994 Application Filing Year
• B22D Class
• 234 Applications Filed
• 84 Patents Issued To-Date
• 35.90 % Issued To-Date

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Love, David B	Natrona Heights, PA	7	195
# of filed Patents : 7 Total Citations : 195
Nauman, John D	Pittsburgh, PA	6	34
# of filed Patents : 6 Total Citations : 34
Schwaha, Karl	Linz, AT	6	7
# of filed Patents : 6 Total Citations : 7

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Patent Citation Ranking

• 2 Citation Count
• B22D Class

• 10.08 % this patent is cited more than
• 29 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 No: 5484009

Method and apparatus for direct casting of continuous metal strip

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Abstract

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A method and apparatus are provided for direct casting molten metal to continuous strip of crystalline material by controlling the supply of molten metal to a casting vessel substantially horizontal to an adjacent moving casting roll surface, the molten metal level in the exit end being near the crest of the casting roll, separating a semi-solid cast strip substantially horizontally from near the crest of the casting roll and providing secondary cooling while transporting the separated strip to solidify the strip.

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Description

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Claims

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Claims data not available

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Legal Events

 

• STCH2004
• FP2004
• LAPS2004
• REMI2003
• FPAY1999
• FEPP1998
• I1996
• F1994
• PD1992

Date	Code	Event	Description
Feb 18, 2004	STCH	INFORMATION ON STATUS: PATENT DISCONTINUATION	free format text: PATENT EXPIRED DUE TO NONPAYMENT OF MAINTENANCE FEES UNDER 37 CFR 1.362
Jan 16, 2004	FP	LAPSED DUE TO FAILURE TO PAY MAINTENANCE FEE	Effective Date: Jan 16, 2004
Jan 16, 2004	LAPS	LAPSE FOR FAILURE TO PAY MAINTENANCE FEES
Aug 06, 2003	REMI	MAINTENANCE FEE REMINDER MAILED
Jul 15, 1999	FPAY	FEE PAYMENT	year of fee payment: 4
Dec 05, 1998	FEPP	FEE PAYMENT PROCEDURE	free format text: PAYOR NUMBER ASSIGNED (ORIGINAL EVENT CODE: ASPN); ENTITY STATUS OF PATENT OWNER: LARGE ENTITY
Jan 16, 1996	I	Issuance
Jun 09, 1994	F	Filing
Apr 30, 1992	PD	Priority Date