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

Patent Owner(s)

Patent Owner	Address
UNIVERSITY OF MARYLAND COLLEGE PARK	UM VENTURES - 0134 LEE BUILDING 7809 REGENTS DRIVE COLLEGE PARK MD 20742

International Classification(s)

• C22B:PRODUCTION OR REFINING OF METALS

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• [Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Angle, J Scott	Ellicott City, MD	4	6
Baker, Alan J M	Melbourne, AU	3	11
Chaney, Rufus L	Beltsville, MD	11	41
Li, Yin-Ming	Potomac, MD	7	28
Reeves, Roger D	Palmerston North, NZ	3	14

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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: 7049492

Thlaspi caerulescens subspecies for cadmium and zinc recovery

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