IP Library › Assignment 055214/0237
Patent Assignment
Reel/Frame 055214/0237

Assignment of Assignor's Interest

Recorded: 2021-02-10 Pages: 3
Assignors
ZHAN, GUODONG
Executed: 2021-01-26
XU, JIANHUI
Executed: 2021-01-26
ALSHAIKH, ABRAR
Executed: 2021-02-07
Assignee
SAUDI ARABIAN OIL COMPANY
1 EASTERN AVENUE, DHAHRAN, 31311, SAUDI ARABIA
Covered Property (1)
Fabrication of Downhole Drilling Tools
Application: 17/170,006 →
Publication: US 2022/0250989
Related Assignments (1)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Feb 10, 2021
From: HE, DUANWEI
To: CHENGDU DONGWEI TECHNOLOGY CO. LTD.
Reel/Frame 055214/0133 →