Patent Assignment
Reel/Frame 015838/0298
Change of Name
Recorded: 2005-03-04
Pages: 4
Assignor
WILLIAMS ENERGY MARKETING & TRADING COMPANY
Executed: 2003-08-12
Assignee
WILLIAMS POWER COMPANY, INC.
ONE WILLIAMS CENTER, TULSA, OKLAHOMA, 74172
Covered Property
(1)
Containment structure and method of manufacture thereof
Application:
10/472,615 →
Publication:
US 2004/0216656
Related Assignments
(2)
Other recorded transfers of the patent in this record — the chain of ownership.