IP Library Assignment 020950/0691
Patent Assignment
Reel/Frame 020950/0691

Assignment of Assignor's Interest

Recorded: 2008-05-15 Pages: 4
Assignor
ANGMAN, PER G.
Executed: 2008-01-23
Assignee
TESCO CORPORATION
6204-6A STREET SE, CALGARY, AB, T2H 2B7, CANADA
Covered Property (1)
Wireline Entry Sub
Patent: 7,721,798 →
Application: 11/995,919 →
Publication: US 2008/0230216
Related Assignments (1)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Jan 18, 2013
From: TESCO CORPORATION
To: SCHLUMBERGER TECHNOLOGY CORPORATION
Reel/Frame 029659/0540 →