IP Library Assignment 019362/0991
Patent Assignment
Reel/Frame 019362/0991

Assignment of Assignor's Interest

Recorded: 2007-05-31 Pages: 3
Assignor
ANGMAN, PER G.
Executed: 2007-05-30
Assignee
TESCO CORPORATION
6204 - 6A STREET SE, CALGARY, T2H 2B7, CANADA
Covered Property (1)
Method and Assembly for Casing Handling Using a Kelly Rig
Patent: 7,654,313 →
Application: 11/672,927 →
Publication: US 2007/0209805
Related Assignments (1)
Other recorded transfers of the patent in this record — the chain of ownership.
Merger Sep 7, 2018
From: TESCO CORPORATION
To: NABORS DRILLING TECHNOLOGIES USA, INC.
Reel/Frame 047032/0682 →