IP Library › Assignment 015519/0337
Patent Assignment
Reel/Frame 015519/0337

Assignment of Assignor's Interest

Recorded: 2004-07-01 Pages: 2
Assignors
BAREND, MICHIEL
Executed: 2004-05-27
VAN KEMPEN, RONALD
Executed: 2004-06-03
Assignee
SHELL OIL COMPANY
P.O. BOX 2463, 900 LOUISIANA, HOUSTON, TEXAS, 77252-2463
Covered Property (1)
Preparation of a Double Metal Cyanide Catalyst
Patent: 6,977,236 →
Application: 10/780,332 →
Publication: US 2004/0220430
Related Assignments (1)
Other recorded transfers of the patent in this record — the chain of ownership.
Change of Name Mar 7, 2022
From: SHELL OIL COMPANY
To: SHELL USA, INC.
Reel/Frame 059694/0819 →