IP Library Assignment 017192/0193
Patent Assignment
Reel/Frame 017192/0193

Assignment of Assignor's Interest

Recorded: 2005-06-06 Pages: 4
Assignors
ANGMAN, PER G.
Executed: 2004-03-02
SLACK, MAURICE WILLIAM
Executed: 2004-02-26
Assignee
TESCO CORPORATION
6204-6A STREET SE, CALGARY, ALBERTA, T2H 2B7, CANADA
Covered Property (1)
Anchoring Device for a Wellbore Tool
Patent: 7,287,584 →
Application: 10/537,778 →
Publication: US 2006/0102338
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 →