Patent Assignment
Reel/Frame 035460/0791
Assignment of Assignor's Interest
Recorded: 2015-04-21
Pages: 7
Assignor
POLAND, FRED B
Executed: 2003-01-13
Assignee
LANDMARK GRAPHICS CORPORATION
10200 BELLAIRE BLVD., HOUSTON, TEXAS, 77072
Covered Property
(1)
Systems and Methods for Horizontal Well Correlation and Geosteering
Related Assignments
(1)
Other recorded transfers of the patent in this record — the chain of ownership.