Patent Assignment
Reel/Frame 037000/0375
Assignment of Assignor's Interest
Recorded: 2015-11-10
Pages: 3
Assignors
WANG, CHUANZHONG
Executed: 2015-11-04
ZHANG, KEWEI
Executed: 2015-11-05
LU, WEIBING
Executed: 2015-11-05
Assignee
TRICAN WELL SERVICE LTD.
SUITE #2900, 645-7TH AVENUE SW, CALGARY, T2P 4G8, CANADA
Covered Property
(1)
Compositions and Methods for Making Aqueous Slurry
Related Assignments
(2)
Other recorded transfers of the patent in this record — the chain of ownership.