Patent Assignment
Reel/Frame 015980/0965
First Amended Security Agreement
Recorded: 2005-05-10
Pages: 6
Assignor
PATHFINDER ENERGY SERVICES, INC.
Executed: 2004-06-30
Assignee
WELLS FARGO BANK, NATIONAL ASSOCIATION
1000 LOUISIANA, 3RD FLOOR, HOUSTON, TEXAS, 77002
Covered Properties
(9)
Acoustic Attenuator, Well Logging Apparatus and Method of Well Logging
Patent:
5,510,582 →
Application:
08/398,979 →
Standoff Compensation for Acoustic Logging While Drilling Systems
Patent:
5,726,951 →
Application:
08/430,822 →
Acoustic Transducer for Lwd Tool
Patent:
5,644,186 →
Application:
08/483,112 →
Cancellation of Tool Mode Signal from Combined Signal
Patent:
5,780,784 →
Application:
08/733,367 →
Acoustic Lwd Tool Having Receiver Calibration Capabilities
Patent:
6,208,585 →
Application:
09/105,344 →
Method of and Apparatus for Independently Determining the Resistivity and/or Dielectric Constant of an Earth Formation
Sprung Member and Actuator for Downhole Tools
Estimation of Formation Porosity Using Water Measurement
Supplemental Referencing Techniques in Borehole Surveying
Related Assignments
(7)
Other recorded transfers of the patents in this record — the chain of ownership.
Security Agreement
May 10, 2005
From: PATHFINDER ENERGY SERVICES, INC.
To: WELLS FARGO BANK, NATIONAL ASSOCIATION
Reel/Frame 015990/0026 →
Assignment of Assignor's Interest
Feb 10, 2009
From: PATHFINDER ENERGY SERVICES, INC.
To: SMITH INTERNATIONAL, INC.
Reel/Frame 022231/0733 →
Release of Security Interest
Mar 27, 2009
From: WELLS FARGO BANK, NATIONAL ASSOCIATION (AS ADMINISTRATIVE AGENT)
To: PATHFINDER ENERGY SERVICES, INC.
Reel/Frame 022460/0309 →
Release of Security Interest
Mar 27, 2009
From: WELLS FARGO BANK, NATIONAL ASSOCIATION (AS ADMINISTRATIVE AGENT)
To: PATHFINDER ENERGY SERVICES, INC.
Reel/Frame 022460/0304 →
Release of Security Interest
Apr 8, 2009
From: WELLS FARGO BANK, NATIONAL ASSOCIATION, AS SUCCESSOR BY MERGER TO WELLS FARGO BANK TEXAS, N.A. (AS ADMINISTRATIVE AGENT)
To: PATHFINDER ENERGY SERVICES, INC.
Reel/Frame 022520/0291 →
Release of Security Interest
Apr 8, 2009
From: WELLS FARGO BANK, NATIONAL ASSOCIATION, AS SUCCESSOR BY MERGER TO WELLS FARGO BANK TEXAS, N.A. (AS ADMINISTRATIVE AGENT)
To: PATHFINDER ENERGY SERVICES, INC.
Reel/Frame 022520/0358 →
Assignment of Assignor's Interest
Oct 17, 2012
From: SMITH INTERNATIONAL, INC.
To: SCHLUMBERGER TECHNOLOGY CORPORATION
Reel/Frame 029143/0015 →