IP Library › Assignment 012660/0149
Patent Assignment
Reel/Frame 012660/0149

Assignment of Assignor's Interest

Recorded: 2002-02-28 Pages: 3
Assignor
HAUGLAND, S. MARK
Executed: 2002-02-21
Assignee
W-H ENERGY SERVICES, INC.
10370 RICHMOND AVENUE, SUITE 990, HOUSTON, TEXAS, 77042
Covered Property (1)
Method of Determining Resistivity and/or Dielectric Values of an Earth Formation as a Function of Position Within the Earth Formation
Patent: 7,363,159 →
Application: 10/086,043 →
Publication: US 2003/0163258
Related Assignments (4)
Other recorded transfers of the patent in this record — the chain of ownership.
Security Agreement Feb 24, 2005
From: W-H ENERGY SERVICES, INC.
To: WELLS FARGO BANK, NATIONAL ASSOCIATION
Reel/Frame 015698/0530 →
Assignment of Assignor's Interest Feb 10, 2009
From: W-H ENERGY SERVICES, INC.
To: SMITH INTERNATIONAL, INC.
Reel/Frame 022231/0083 →
Release of Security Interest Apr 7, 2009
From: WELLS FARGO BANK, NATIONAL ASSOCIATION (AS ADMINISTRATIVE AGENT)
To: W-H ENERGY SERVICES, INC.
Reel/Frame 022510/0751 →
Assignment of Assignor's Interest Oct 17, 2012
From: SMITH INTERNATIONAL, INC.
To: SCHLUMBERGER TECHNOLOGY CORPORATION
Reel/Frame 029143/0015 →