IP Library › Assignment 017360/0042
Patent Assignment
Reel/Frame 017360/0042

Assignment of Assignor's Interest

Recorded: 2006-03-24 Pages: 5
Assignors
LEANY, MR. FRANCIS
Executed: 2006-03-23
DURRAND, MR. CHRISTOPHER J.
Executed: 2006-03-23
TURNER, MS. PAULA
Executed: 2006-03-23
Assignee
HALL, MR. DAVID R.
2185 SOUTH LARSEN PARKWAY, PROVO, UTAH, 84606
Covered Property (1)
Drill Bit Assembly with a Logging Device
Patent: 7,398,837 →
Application: 11/277,394 →
Publication: US 2007/0114062
Related Assignments (2)
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 024055/0378 →