Patent Assignment
Reel/Frame 031804/0081
Assignment of Assignor's Interest
Recorded: 2013-12-12
Pages: 2
Assignors
SILVA, MARCÍLIO DO CARMO
Executed: 2013-11-06
DA SILVA, CEZAR GONÇALVES
Executed: 2013-11-06
OLIVEIRA, FLÁVIA ALICE MONTEIRO DA SILVA
Executed: 2013-11-06
MIQUELANTI, ELISMAR
Executed: 2013-11-06
Assignee
VALE S.A.
AVENIDA GRAÇA ARANHA, N° 26, CENTRO, RIO DE JANEIRO - RJ, 20030-000, BRAZIL
Covered Property
(1)
Depressor in Iron Ore Flotation Comprising Sugar Cane Bagasse, Use of Sugar Cane Bagasse as Depressor in Iron Ore Flotation and Process of Preparing Depressor Comprising Sugar Cane Bagasse
Related Assignments
(1)
Other recorded transfers of the patent in this record — the chain of ownership.