Patent Assignment
Reel/Frame 024029/0593
Assignment of Assignor's Interest
Recorded: 2010-03-04
Pages: 6
Assignors
WISE, DARYL N., MR.
Executed: 2006-01-17
LEANY, FRANCIS, MR.
Executed: 2006-01-17
DAHLGREN, SCOTT, MR.
Executed: 2006-01-17
Assignee
HALL, DAVID R., MR.
2185 SOUTH LARSEN PARKWAY, PROVO, UTAH, 84606
Covered Property
(1)
Drill Bit Assembly for Directional Drilling
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Oct 20, 2008
From: HALL, DAVID R.
To: NOVADRILL, INC.
Reel/Frame 021701/0758 →
Assignment of Assignor's Interest
Mar 10, 2010
From: NOVADRILL, INC.
To: SCHLUMBERGER TECHNOLOGY CORPORATION
Reel/Frame 024055/0471 →
Assignment of Assignor's Interest
May 18, 2012
From: LUNDGREEN, DAVID
To: HALL, DAVID R.
Reel/Frame 028232/0287 →