IP Library Assignment 011171/0932
Patent Assignment
Reel/Frame 011171/0932

Assignment of Assignor's Interest

Recorded: 2000-10-05 Pages: 2
Assignor
WILSON, ROBERT D.
Executed: 2000-09-27
Assignee
COMPUTALOG, U.S.A., INC.
500 WINSCOTT ROAD, FT. WORTH, TEXAS, 76126
Covered Property (1)
Apparatus and Methods for Determining Gas Saturation and Porosity of a Formation Penetrated by a Gas Filled or Liquid Filled Borehole
Patent: 6,207,953 →
Application: 09/066,729 →
Related Assignments (2)
Other recorded transfers of the patent in this record — the chain of ownership.
Confirmatory License Apr 16, 1999
From: WILSON, ROBERT D.
To: ENERGY, DEPARTMENT OF, UNITED STATES
Reel/Frame 009890/0238 →
Merger Apr 15, 2005
From: COMPUTALOG U.S.A. INC.
To: PRECISION ENERGY SERVICES, INC.
Reel/Frame 016446/0385 →