Patent Assignment
Reel/Frame 006553/0725
Assignment of Assignor's Interest
Recorded: 1993-03-22
Pages: 7
Assignor
JONES, DAVID L.
Executed: 1993-03-18
Assignee
COMINCO ENGINEERING SERVICES LTD.
SUITE 100 - 1200 WEST 73RD AVENUE, VANCOUVER, B.C. V6P 65G, CANADA
Covered Property
(1)
Hydrometallurgical Copper Extraction Process
Patent:
5,316,567 →
Application:
08/035,233 →
Related Assignments
(1)
Other recorded transfers of the patent in this record — the chain of ownership.