Patent Assignment
Reel/Frame 049663/0873
Assignment of Assignor's Interest
Recorded: 2019-07-03
Pages: 4
Assignor
ZHANG, KE
Executed: 2019-07-02
Assignee
ARAMCO SERVICES COMPANY
1200 SMITH STREET, TWO ALLEN BUILDING, HOUSTON, TEXAS, 77002
Covered Property
(1)
Methods for Producing Mesoporous Zeolite Multifunctional Catalysts for Upgrading Pyrolysis Oil
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Jul 3, 2019
From: SUN, MIAO; TAMMANA, VEERA VENKATA R
To: SAUDI ARABIAN OIL COMPANY
Reel/Frame 049663/0942 →
Assignment of Assignor's Interest
Oct 31, 2019
From: ARAMCO SERVICES COMPANY
To: SAUDI ARAMCO UPSTREAM TECHNOLOGY COMPANY
Reel/Frame 050878/0107 →
Assignment of Assignor's Interest
Oct 31, 2019
From: SAUDI ARAMCO UPSTREAM TECHNOLOGY COMPANY
To: SAUDI ARABIAN OIL COMPANY
Reel/Frame 050878/0138 →