Patent Assignment
Reel/Frame 054556/0892
Assignment of Assignor's Interest
Recorded: 2020-12-06
Pages: 3
Assignors
KATTERBAUER, KLEMENS
Executed: 2020-10-08
MARSALA, ALBERTO
Executed: 2020-10-08
JABRI, NOUF
Executed: 2020-10-11
Assignee
SAUDI ARABIAN OIL COMPANY
P.O. BOX 5000, DHAHRAN, 31311, SAUDI ARABIA
Covered Property
(1)
Systems and Methods for Drilling a Wellbore Using Taggant Analysis
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Dec 6, 2020
From: POITZSCH, MARTIN E.
To: ARAMCO SERVICES COMPANY
Reel/Frame 054556/0895 →
Assignment of Assignor's Interest
Oct 17, 2023
From: ARAMCO SERVICES COMPANY
To: SAUDI ARAMCO UPSTREAM TECHNOLOGIES COMPANY
Reel/Frame 065255/0383 →
Assignment of Assignor's Interest
Oct 18, 2023
From: SAUDI ARAMCO UPSTREAM TECHNOLOGIES COMPANY
To: SAUDI ARABIAN OIL COMPANY
Reel/Frame 065268/0033 →