IP Library › Assignment 015729/0125
Patent Assignment
Reel/Frame 015729/0125

Assignment of Assignor's Interest

Recorded: 2005-03-04 Pages: 3
Assignors
SONG, HAOSHI
Executed: 2005-02-18
PALUCH, WILLIAM C
Executed: 2005-02-18
MOODY, MICHAEL J
Executed: 2005-02-18
Assignee
PATHFINDER ENERGY SERVICES, INC.
15151 SOMMERMEYER, HOUSTON, TEXAS, 77041
Covered Property (1)
Spring Mechanism for Downhole Steering Tool Blades
Patent: 7,204,325 →
Application: 11/061,339 →
Publication: US 2006/0185902
Related Assignments (2)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Feb 10, 2009
From: PATHFINDER ENERGY SERVICES, INC.
To: SMITH INTERNATIONAL, INC.
Reel/Frame 022231/0733 →
Assignment of Assignor's Interest Oct 17, 2012
From: SMITH INTERNATIONAL, INC.
To: SCHLUMBERGER TECHNOLOGY CORPORATION
Reel/Frame 029143/0015 →