IP Library Assignment 035460/0956
Patent Assignment
Reel/Frame 035460/0956

Assignment of Assignor's Interest

Recorded: 2015-04-21 Pages: 4
Assignors
LANGENWALTER, RICHARD J
Executed: 2015-01-27
DAFFIN, TOM C
Executed: 2015-01-27
Assignee
LANDMARK GRAPHICS CORPORATION
10200 BELLAIRE BLVD., HOUSTON, TEXAS, 77072
Covered Property (1)
Systems and Methods for Horizontal Well Correlation and Geosteering
Application: 13/699,514 →
Publication: US 2013/0238306
Related Assignments (1)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Apr 21, 2015
From: POLAND, FRED B
To: LANDMARK GRAPHICS CORPORATION
Reel/Frame 035460/0791 →