IP Library Assignment 013832/0237
Patent Assignment
Reel/Frame 013832/0237

Assignment of Assignor's Interest

Recorded: 2003-03-12 Pages: 2
Assignor
JOHNSON, THOMAS HOWARD
Executed: 2002-03-01
Assignee
SHELL OIL COMPANY
910 LOUISIANA, P.O. BOX 2463, HOUSTON, TEXAS, 77252-2463
Covered Property (1)
Inhibition of Ethylene Oxide Autopolymerization
Patent: 6,723,404 →
Application: 10/091,890 →
Publication: US 2003/0170412
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 →