IP Library Assignment 022744/0871
Patent Assignment
Reel/Frame 022744/0871

Assignment of Assignor's Interest

Recorded: 2009-05-28 Pages: 3
Assignors
HALL, DAVID R.
Executed: 2009-05-27
TURNER, PAULA
Executed: 2009-05-27
Assignee
NOVADRILL, INC.
2185 SOUTH LARSEN PARKWAY, PROVO, UTAH, 84606
Covered Property (1)
Downhole Acoustic Receiver with Canceling Element
Application: 12/473,416 →
Publication: US 2009/0230969
Related Assignments (1)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Mar 10, 2010
From: NOVADRILL, INC.
To: SCHLUMBERGER TECHNOLOGY CORPORATION
Reel/Frame 024055/0471 →