Patent Assignment
Reel/Frame 044607/0415
Assignment of Assignor's Interest
Recorded: 2018-01-12
Pages: 8
Assignors
CANNAN, CHAD
Executed: 2017-10-12
BARTEL, LEWIS
Executed: 2017-10-03
ROPER, TODD
Executed: 2017-10-03
Assignee
CARBO CERAMICS, INC.
575 N. DAIRY ASHFORD, SUITE 300, HOUSTON, TEXAS, 77079
Covered Property
(1)
Electrically Conductive Proppant and Methods for Energizing and Detecting Same in a Single Wellbore
Related Assignments
(1)
Other recorded transfers of the patent in this record — the chain of ownership.