IP Library Assignment 022781/0347
Patent Assignment
Reel/Frame 022781/0347

Assignment of Assignor's Interest

Recorded: 2009-06-04 Pages: 2
Assignors
COSTA, RENATO DE SOUZA
Executed: 2009-04-09
MENDES, FLAVIA DUTRA
Executed: 2009-04-09
Assignee
COMPANHIA VALE DO RIO DOCE
BR 262, KM 296, SANTA LUZIA, MINAS GERAIS, 33030-970, BRAZIL
Covered Property (1)
Combined Leaching Process
Application: 12/093,257 →
Publication: US 2008/0286182
Related Assignments (1)
Other recorded transfers of the patent in this record — the chain of ownership.
Change of Name Feb 3, 2015
From: COMPANHIA VALE DO RIO DOCE
To: VALE S.A.
Reel/Frame 034881/0559 →