IP Library Assignment 023200/0911
Patent Assignment
Reel/Frame 023200/0911

Assignment of Assignor's Interest

Recorded: 2009-09-08 Pages: 6
Assignors
WARREN, TOMMY M., MR.
Executed: 2009-05-08
HONEYCUTT, PRESTON T., MR.
Executed: 2009-09-03
BROUSE, MICHAEL, MR.
Executed: 2009-05-28
Assignee
TESCO CORPORATION
6204 - 6A STREET SE, CALGARY, ALBERTA, T2H 2B7, CANADA
Covered Property (1)
Method of Circulating While Retrieving Bottom Hole Assembly in Casing
Patent: 8,176,986 →
Application: 12/491,966 →
Publication: US 2010/0200236
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 →