Patent Assignment
Reel/Frame 032194/0100
Assignment of Assignor's Interest
Recorded: 2014-02-11
Pages: 3
Assignor
ZHOU, SHAOHUA
Executed: 2014-01-01
Assignee
SAUDI ARABIAN OIL COMPANY
1 EASTERN AVENUE, DHAHRAN, 31311, SAUDI ARABIA
Covered Property
(1)
Downhole Self-Isolating Wellbore Drilling Systems