IP Library › Assignment 025038/0390
Patent Assignment
Reel/Frame 025038/0390

Assignment of Assignor's Interest

Recorded: 2010-09-24 Pages: 21
Assignor
HALL, DAVID R.
Executed: 2010-01-22
Assignee
SCHLUMBERGER TECHNOLOGY CORPORATION
5599 SAN FELIPE, SUITE 1600, HOUSTON, TEXAS, 77056
Covered Property (1)
Accessible Downhole Power Assembly
Patent: 7,980,331 →
Application: 12/358,446 →
Publication: US 2010/0186944
Related Assignments (2)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Mar 4, 2010
From: NELSON, NATHAN, MR.; TURNER, PAULA, MS.
To: NOVADRILL, INC.
Reel/Frame 024028/0578 →
Assignment of Assignor's Interest Mar 10, 2010
From: NOVADRILL, INC.
To: SCHLUMBERGER TECHNOLOGY CORPORATION
Reel/Frame 024055/0471 →