IP Library › Assignment 053351/0647
Patent Assignment
Reel/Frame 053351/0647

Assignment of Assignor's Interest

Recorded: 2020-07-30 Pages: 3
Assignor
ZHANG, XUAN
Executed: 2020-07-07
Assignee
ARAMCO FAR EAST (BEIJING) BUSINESS SERVICES CO. LTD.
UNITS 01-25, 43F, CHINA WORLD TOWER, NO. 1 JIAN GUO MEN WAI AVENUE, CHAOYANG DISTRICT, BEIJING, 100004, CHINA
Covered Property (1)
Preparation of Cationic Surfactants
Application: 16/942,565 →
Publication: US 2022/0033348
Related Assignments (2)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Jul 30, 2020
From: HAN, MING; WANG, JINXUN
To: SAUDI ARABIAN OIL COMPANY
Reel/Frame 053351/0457 →
Assignment of Assignor's Interest Aug 11, 2020
From: ARAMCO FAR EAST (BEIJING) BUSINESS SERVICES CO. LTD.
To: SAUDI ARABIAN OIL COMPANY
Reel/Frame 053452/0599 →