IP Library Assignment 013066/0920
Patent Assignment
Reel/Frame 013066/0920

Assignment of Assignor's Interest

Recorded: 2002-09-09 Pages: 2
Assignors
FEATHERSTONE, JOHN L.
Executed: 2002-09-04
FURMANSKI, GEORGE
Executed: 2002-09-04
Assignee
MIDAMERICAN ENERGY HOLDINGS COMPANY
302 SOUTH 36TH STREET, SUITE 400, OMAHA, NEBRASKA, 68131
Covered Property (1)
Process for Producing Electrolytic Manganese Dioxide from Geothermal Brines
Patent: 6,682,644 →
Application: 10/160,809 →
Publication: US 2003/0226761
Related Assignments (1)
Other recorded transfers of the patent in this record — the chain of ownership.
Change of Name May 30, 2014
From: MIDAMERICAN ENERGY HOLDINGS COMPANY
To: BERKSHIRE HATHAWAY ENERGY COMPANY
Reel/Frame 033071/0933 →