Patent Assignment
Reel/Frame 020500/0176
Assignment of Assignor's Interest
Recorded: 2008-02-12
Pages: 2
Assignee
MIDAMERICAN ENERGY HOLDINGS COMPANY
302 SOUTH 36TH STREET, SUITE 400, OMAHA, NEBRASKA, 68131
Covered Property
(1)
Process for Producing Electrolytic Manganese Dioxide
Related Assignments
(1)
Other recorded transfers of the patent in this record — the chain of ownership.