Assignment of Assignor's Interest

Recorded: 2010-12-01 Pages: 6

Assignors

CASASSA, GARRETT C.

Executed: 2010-11-29

MITCHELL, SARAH B.

Executed: 2010-11-29

MOORE, NORMAN BRUCE

Executed: 2010-11-29

Assignee

WWT INTERNATIONAL, INC.

9758 WHITHORN DRIVE, HOUSTON, TEXAS, 77095

Covered Property (1)

Open Hole Non-Rotating Sleeve and Assembly

Patent: 8,511,377 →

Application: 12/912,610 →

Publication: US 2011/0114307

Related Assignments (1)

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