Patent Assignment
Reel/Frame 045560/0531
Assignment of Assignor's Interest
Recorded: 2018-04-17
Pages: 8
Assignors
MATEEVA, ALBENA ALEXANDROVA
Executed: 2018-02-06
HORMAN, JOHAN CORNELIS
Executed: 2018-04-03
ZWARTJES, PAUL MAARTEN
Executed: 2018-02-15
Assignee
SHELL OIL COMPANY
P.O. BOX 576, HOUSTON, TEXAS, 77001-0576
Covered Property
(1)
Method of Calibrating Depths of a Seismic Receiver Array
Related Assignments
(1)
Other recorded transfers of the patent in this record — the chain of ownership.