Assignment of Assignor's Interest

Recorded: 2016-01-04 Pages: 3

Assignor

NATIONAL OILWELL VARCO, L.P.

Executed: 2015-12-14

Assignee

DRECO ENERGY SERVICES ULC

10180 - 101 STREET, 2900 MANULIFE PLACE, EDMONTON, T5J 3V5, CANADA

Covered Property (1)

Method for Assembling a Drilling Rig Structure

Patent: 9,458,675 →

Application: 14/527,537 →

Publication: US 2015/0047290

Related Assignments (2)

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