Patent Assignment
Reel/Frame 012152/0404
Assignment of Assignor's Interest
Recorded: 2001-09-11
Pages: 3
Assignors
DRENT, EIT
Executed: 2001-08-10
EBERHARD, MICHAEL ROLF
Executed: 2001-08-31
PRINGLE, PAUL GERALD
Executed: 2001-08-17
Assignee
SHELL OIL COMPANY
P.O. BOX 2463, 900 LOUISIANA, HOUSTON, TEXAS, 77252
Covered Property
(1)
Bidentate Ligand, Catalyst System Containing Such Ligand and a Process for the Carbonylation of Ethylenically or Acetylenically Unsaturated Compounds Using Such a Catalyst System
Related Assignments
(2)
Other recorded transfers of the patent in this record — the chain of ownership.