IP Library › Assignment 053741/0972
Patent Assignment
Reel/Frame 053741/0972

Assignment of Assignor's Interest

Recorded: 2020-09-11 Pages: 3
Assignors
HAN, MING
Executed: 2020-09-03
WANG, JINXUN
Executed: 2020-09-03
Assignee
SAUDI ARABIAN OIL COMPANY
1 EASTERN AVENUE, DHAHRAN, 31311, SAUDI ARABIA
Covered Property (1)
Sulfonated Polymer
Application: 17/015,799 →
Publication: US 2022/0073662
Related Assignments (2)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Sep 11, 2020
From: ZHANG, XUAN; HOU, JIAN
To: ARAMCO FAR EAST (BEIJING) BUSINESS SERVICES CO. LTD.
Reel/Frame 053742/0027 →
Assignment of Assignor's Interest Oct 14, 2020
From: ARAMCO FAR EAST (BEIJING) BUSINESS SERVICES CO. LTD.
To: SAUDI ARABIAN OIL COMPANY
Reel/Frame 054047/0332 →