Assignment of Assignor's Interest

Recorded: 2014-04-17 Pages: 13

Assignors

FERRELL, JR., JAMES C

Executed: 2013-11-22

LINDSTROM, KURT O.

Executed: 2013-11-22

PERALES, LUIS C.

Executed: 2013-11-22

REN, HENGFENG

Executed: 2013-11-22

Assignee

P.O. DRAWER 17040, DALLAS, TEXAS, 75217-0040

Covered Property (1)

Well cementing

Patent: 9,321,953 →

Application: 13/998,676 →

Related Assignments (1)

Other recorded transfers of the patent in this record — the chain of ownership.