Patent Assignment
Reel/Frame 020004/0317
Change of Name
Recorded: 2007-10-18
Pages: 4
Assignor
PHILLIPS PETROLEUM COMPANY
Executed: 2002-12-31
Assignee
CONOCOPHILLIPS COMPANY
600 N. DAIRY ASHFORD, HOUSTON, TEXAS, 77079
Covered Property
(1)
Selective Removal of Hydrogen Sulfide Over a Zinc Oxide and Silica Absorbing Composition
Patent:
5,248,489 →
Application:
07/875,005 →
Related Assignments
(1)
Other recorded transfers of the patent in this record — the chain of ownership.