Patent Assignment
Reel/Frame 027657/0663
Assignment of Assignor's Interest
Recorded: 2012-02-06
Pages: 8
Assignors
DRIA, DENNIS EDWARD
Executed: 2011-12-17
PEARCE, JEREMIAH GLEN
Executed: 2011-11-04
RAMBOW, FREDERICK HENRY
Executed: 2011-11-15
STEWART, DAVID RALPH
Executed: 2011-11-04
Assignee
SHELL OIL COMPANY
P.O. BOX 2463, ONE SHELL PLAZA, HOUSTON, TEXAS, 772522463
Covered Property
(1)
Use of Fiber Optics to Monitor Cement Quality
Related Assignments
(1)
Other recorded transfers of the patent in this record — the chain of ownership.