Patent Assignment
Reel/Frame 035713/0839
Assignment of Assignor's Interest
Recorded: 2015-05-26
Pages: 5
Assignors
DU PLESSIS, CHRIS ANDRE
Executed: 2013-03-14
MORA HUERTAS, NELSON EDUARDO
Executed: 2013-02-21
GUIMARAES, FELIPE HILARIO
Executed: 2013-03-14
BOWES, KEITH GRAHAM
Executed: 2013-02-21
Assignee
VALE S.A.
AVENIDA GRACA ARANHA, 26, RIO DE JANEIRO, BRAZIL
Covered Property
(1)
Sulfide Ore Leaching Process
Related Assignments
(1)
Other recorded transfers of the patent in this record — the chain of ownership.