Patent Assignment
Reel/Frame 013085/0036
Assignment of Assignor's Interest
Recorded: 2002-07-10
Pages: 3
Assignor
JONES, DAVID L.
Executed: 2002-07-02
Assignee
COMINCO ENGINEERING SERVICES LTD.
600-200 BURRARD STREET, VANCOUVER, BC V6C 3L9, CALIFORNIA
Covered Property
(1)
Process for the Treatment or Removal of Impurities in a Hydrometallurgical Extraction Process
Related Assignments
(1)
Other recorded transfers of the patent in this record — the chain of ownership.