Patent Assignment
Reel/Frame 010822/0401
Merger
Recorded: 2000-05-16
Pages: 131
Assignor
CALENERGY COMPANY, INC.
Executed: 1999-03-12
Assignee
MIDAMERICAN ENERGY HOLDINGS COMPANY
302 SOUTH 36TH STREET, OMAHA, NEBRASKA, 68131
Covered Property
(1)
Method and Device for Hydrogen Sulfide Abatement and Production of Sulfuric Acid
Patent:
6,056,934 →
Application:
09/075,024 →
Related Assignments
(2)
Other recorded transfers of the patent in this record — the chain of ownership.