IP Library Assignment 017413/0460
Patent Assignment
Reel/Frame 017413/0460

Assignment of Assignor's Interest

Recorded: 2005-12-21 Pages: 5
Assignors
TELLO, LUCIO N.
Executed: 2005-11-11
BLANKENSHIP, THOMAS J.
Executed: 2005-11-11
ROBERTS, EDWIN K.
Executed: 2005-11-11
KOZAK, MAREK
Executed: 2005-12-20
Assignee
PRECISION ENERGY SERVICES, INC.
500 WINSCOTT ROAD, FORT WORTH, TEXAS, 76126
Covered Property (1)
Method and Apparatus for Azimuthal Logging of Shear Waves in Boreholes Using Optionally Rotatable Transmitter and Receiver Assemblies
Patent: 7,471,591 →
Application: 11/316,024 →
Publication: US 2007/0140055
Related Assignments (1)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest May 15, 2018
From: PRECISION ENERGY SERVICES, INC.
To: WEATHERFORD TECHNOLOGY HOLDINGS, LLC
Reel/Frame 045801/0961 →