Patent Assignment
Reel/Frame 052154/0522
Assignment of Assignor's Interest
Recorded: 2020-03-18
Pages: 5
Assignee
SAUDI ARABIAN OIL COMPANY
P.O. BOX 5000, DHAHRAN, 31311, SAUDI ARABIA
Covered Property
(1)
Methods of Reducing Lost Circulation in a Wellbore Using Saudi Arabian Volcanic Ash
Patent:
10,920,121 →
Application:
16/822,645 →