Patent Assignment
Reel/Frame 028743/0687
Assignment of Assignor's Interest
Recorded: 2012-08-07
Pages: 2
Assignee
MIDAMERICAN ENERGY HOLDINGS COMPANY
302 SOUTH 36TH STREET, SUITE 400, OMAHA, NEBRASKA, 68131
Covered Property
(1)
Method of Removing Iron and Calcium from a Geothermal Brine
Related Assignments
(1)
Other recorded transfers of the patent in this record — the chain of ownership.