IP Library Assignment 043740/0170
Patent Assignment
Reel/Frame 043740/0170

Assignment of Assignor's Interest

Recorded: 2017-09-29 Pages: 3
Assignors
DE ROOY, SERGIO LEON
Executed: 2017-06-23
SOUTHBY, MARK CLIFT
Executed: 2017-07-12
Assignee
SHELL OIL COMPANY
P.O. BOX 576, HOUSTON, TEXAS, 77001-0576
Covered Property (1)
Lubricating Composition
Application: 15/523,728 →
Publication: US 2017/0335225
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 →