IP Library Assignment 052663/0559
Patent Assignment
Reel/Frame 052663/0559

Assignment of Assignor's Interest

Recorded: 2020-05-14 Pages: 6
Assignors
HAN, JUN
Executed: 2020-05-03
ZHAN, SHENG
Executed: 2020-05-06
HU, FENGTAO
Executed: 2020-05-04
ZHAO, JINHAI
Executed: 2020-05-01
Assignees
CHINA PETROLEUM & CHEMICAL CORPORATION
22 CHAOYANGMEN NORTH STREET, CHAOYANG DISTRICT, BEIJING, 100728, CHINA
SINOPEC TECH HOUSTON
3050 POST OAK BLVD., SUITE 777, HOUSTON, TEXAS, 77056
Covered Property (1)
Method and System for Detecting Downhole Magnetic Interference on Measurement While Drilling Operations
Application: 15/931,984 →
Publication: US 2021/0356620
Related Assignments (1)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Oct 5, 2021
From: SINOPEC TECH HOUSTON
To: CHINA PETROLEUM & CHEMICAL CORPORATION
Reel/Frame 057707/0547 →