IP Library Assignment 020004/0324
Patent Assignment
Reel/Frame 020004/0324

Assignment of Assignor's Interest

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: 5,358,921 →
Application: 08/055,586 →
Related Assignments (1)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Oct 8, 2008
From: CONOCOPHILLIPS COMPANY
To: CHINA PETROLEUM & CHEMICAL CORPORATION
Reel/Frame 021651/0001 →