Patent Assignment
Reel/Frame 010826/0567
Merger
Recorded: 2000-05-16
Pages: 131
Assignor
CALENERGY COMPANY, INC.
Executed: 1998-08-11
Assignee
MIDAMERICAN ENERGY HOLDINGS COMPANY
302 SOUTH 36TH STREET, OMAHA, NEBRASKA, 68131
Covered Property
(1)
Method for Cleaning Fouled Ion Exchange Resins
Patent:
6,080,696 →
Application:
09/128,593 →
Related Assignments
(5)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Feb 12, 1999
From: DUKE, HILTON; FEATHERSONE, JOHN L.
To: CALENERGY COMPANY, INC.
Reel/Frame 009765/0149 →
Assignment of Assignor's Interest
Feb 12, 1999
From: DUKE, HILTON; FEATHERSTONE, JOHN L.
To: CALENERGY COMPANY, INC.
Reel/Frame 009765/0167 →
Assignment of Assignor's Interest
Jun 1, 1999
From: DUKE, HILTON; FEATHERSTONE, JOHN L.
To: CALENERGY COMPANY, INC.
Reel/Frame 009988/0635 →
Assignment of Assignor's Interest
Jun 1, 1999
From: MARSTON, CHARLES R.
To: DOW CHEMICAL COMPANY, THE
Reel/Frame 009990/0047 →
Change of Name
May 30, 2014
From: MIDAMERICAN ENERGY HOLDINGS COMPANY
To: BERKSHIRE HATHAWAY ENERGY COMPANY
Reel/Frame 033071/0933 →