IP Library Assignment 019512/0738
Patent Assignment
Reel/Frame 019512/0738

Assignment of Assignor's Interest

Recorded: 2007-07-03 Pages: 5
Assignors
DURRAND, CHRISTOPHER, MR.
Executed: 2007-06-21
LUNDGREEN, DAVID, MR.
Executed: 2007-07-02
SCHWARTZ, MARK A., MR.
Executed: 2007-07-03
Assignee
HALL, DAVID R., MR.
2185 SOUTH LARSEN PARKWAY, PROVO, UTAH, 84606
Covered Property (1)
Location Device with a Gravity Measuring Device
Application: 11/772,907 →
Publication: US 2009/0012741
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 024055/0457 →