Assignment of Assignor's Interest

Recorded: 2008-04-25 Pages: 4

Assignors

ANGMAN, PER G.

Executed: 2008-01-23

WARREN, TOMMY M.

Executed: 2008-04-19

Assignee

TESCO CORPORATION

6204 - 6A STREET SE, CALGARY, AB, T2H 2B7, CANADA

Covered Property (1)

Wireline Entry Sub

Patent: 7,814,972 →

Application: 12/014,001 →

Publication: US 2008/0196904

Related Assignments (1)

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