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

Patent Owner(s)

Patent Owner	Address
VALE S A	RIO DE JANEIRO

International Classification(s)

• C22B:PRODUCTION OR REFINING OF METALS
• C01B:NON-METALLIC ELEMENTS; COMPOUNDS THEREOF
• B82B:NANO-STRUCTURES; MANUFACTURE OR TREATMENT THEREOF
• B01J:CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS, CO....

• [Classification Symbol]

• [Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Borges, Aloísio Antônio de Melo	Belo Horizonte, BR	1	4
De, Resende Valdirene Gonzaga	Belo Horizonte, BR	2	4
Dutra, Flavio de Castro	Belo Horizonte, BR	2	5
Pimenta, Hamilton Porto	Belo Horizonte, BR	2	3

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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	Oct 7, 2026

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
April 07, 2015	US,8999032,B2   US8999032B2	GRANTED PATENT AS SECOND PUBLICATION
September 19, 2013	US,20130243973,A1   US20130243973A1	FIRST PUBLISHED PATENT APPLICATION

Full Text

US Patent No: 8999032

Application of carbon nanotubes on agglomerates of ore fines to increase the mechanical strength thereof

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