IP Library Assignment 053673/0488
Patent Assignment
Reel/Frame 053673/0488

Assignment of Assignor's Interest

Recorded: 2020-09-02 Pages: 4
Assignors
BLACKBOURN, ROBERT LAWRENCE
Executed: 2017-12-02
WEIDER, PAUL RICHARD
Executed: 2017-12-04
BREGE, JONATHAN JOSEPH
Executed: 2017-11-28
GABRYSCH, ALLEN DALE
Executed: 2017-11-28
VAN ZANTEN, RYAN MATTHEW
Executed: 2017-11-28
Assignee
SHELL OIL COMPANY
P.O. BOX 576, HOUSTON, TEXAS, 77001-0576
Covered Property (1)
Inducibly Degradable Polyacetal Compositions for Use in Subterranean Formations
Application: 15/573,034 →
Publication: US 2018/0105730
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 →