Patent Assignment
Reel/Frame 052175/0380
Assignment of Assignor's Interest
Recorded: 2020-03-20
Pages: 8
Assignors
TANG, HEWEI
Executed: 2018-02-20
ZHANG, SHANG
Executed: 2018-02-21
ZHANG, FEIFEI
Executed: 2018-02-21
VENUGOPAL, SURESH
Executed: 2018-02-21
MAO, YOULI
Executed: 2018-02-21
Assignee
LANDMARK GRAPHICS CORPORATION
3000 N. SAM HOUSTON PARKWAY E., HOUSTON, TEXAS, 77032-3219
Covered Property
(1)
Automatic Abnormal Trend Detection of Real Time Drilling Data for Hazard Avoidance
Related Assignments
(1)
Other recorded transfers of the patent in this record — the chain of ownership.