Patent Assignment
Reel/Frame 025818/0819
Change of Name
Recorded: 2011-02-16
Pages: 3
Assignor
COMINCO ENGINEERING SERVICES LTD.
Executed: 2009-06-01
Assignee
CESL LIMITED
SUITE 3300 - 550 BURRARD STREET, VANCOUVER, V6C 0B3, CANADA
Covered Property
(1)
Process for Gold and Silver Recovery from a Sulphide Concentrate
Related Assignments
(1)
Other recorded transfers of the patent in this record — the chain of ownership.