Patent Assignment
Reel/Frame 035584/0733
Assignment of Assignor's Interest
Recorded: 2015-05-07
Pages: 7
Assignor
BHP MINERALS INTERNATIONAL LLC
Executed: 2015-04-23
Assignee
CERRO MATOSO SA
CALLE #113, NO 7-21 TORRE A, PISO 5, OFICINA 509, BOGOTA, COLOMBIA
Covered Properties
(2)
Heap leaching of nickel containing ore
Patent:
6,312,500 →
Application:
09/539,063 →
Atmospheric Leach Process for the Recovery of Nickel and Cobalt from Limonite and Saprolite Ores
Related Assignments
(4)
Other recorded transfers of the patents in this record — the chain of ownership.
Assignment of Assignor's Interest
Jul 6, 2000
From: DUYVESTEYN, WILLEM P.C.; LIU, HOUYUAN; DAVIS, MICHAEL J.
To: BHP MINERALS INTERNATIONAL, INC.
Reel/Frame 010897/0970 →
Corrected Assignment to Correct the Name of the Assignee in the Assignment Document Filed on July 6, 2000; Recorded at Reel 010897, Frame No. 0970
Mar 6, 2001
From: DUYVESTEYN, WILLEM P.C.; LIU, HOUYUAN; DAVIS, MICHAEL J.
To: BHP MINERALS INTERNATIONAL INC.
Reel/Frame 011495/0331 →
Assignment of Assignor's Interest
Jul 21, 2003
From: ARROYO, J. CARLOS; NEUDORF, DAVID A.
To: BHP MINERALS INTERNATIONAL INC.
Reel/Frame 014296/0126 →
Change of Name
May 7, 2015
From: BHP MINERALS INTERNATIONAL INC.
To: BHP MINERALS INTERNATIONAL LLC
Reel/Frame 035603/0334 →