Patent Assignment
Reel/Frame 054556/0895
Assignment of Assignor's Interest
Recorded: 2020-12-06
Pages: 3
Assignor
POITZSCH, MARTIN E.
Executed: 2020-10-11
Assignee
ARAMCO SERVICES COMPANY
1200 SMITH STREET, HOUSTON, TEXAS, 77002
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: KATTERBAUER, KLEMENS; MARSALA, ALBERTO; JABRI, NOUF
To: SAUDI ARABIAN OIL COMPANY
Reel/Frame 054556/0892 →
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 →