Patent Assignment
Reel/Frame 019305/0985
Assignment of Assignor's Interest
Recorded: 2007-05-09
Pages: 2
Assignors
HORTA, RONALDO DE MOREIRA
Executed: 2006-05-15
DE FREITAS, LINO RODRIQUES
Executed: 2006-05-12
TUDE, JOAO ALBERTO LESSA
Executed: 2006-05-10
Assignee
COMPANHIA VALE DO RIO DOCE
BR 262, KM 296 SANTA LUZIA, MINAS GERAIS, 33030-970, BRAZIL
Covered Property
(1)
Process to Obtain Titanium Concentrates with High Contents of TIO2 and Low Contents of Radionuclide Elements from Anatase Mechanical Concentrates
Related Assignments
(2)
Other recorded transfers of the patent in this record — the chain of ownership.