IP Library Assignment 017215/0035
Patent Assignment
Reel/Frame 017215/0035

Corrective Assignment to Correct the Assignee Name and Address Previously Recorded on Reel 016861 Frame 0910. Assignor(S) Hereby Confirms the Assignment.

Recorded: 2006-02-24 Pages: 32
Assignor
ELKCORP
Executed: 2005-05-31
Assignee
TORGO LTD.
WILCO BUILDING, SUITE 2000, 415 WEST WALL STREET, MIDLAND, TEXAS, 79701
Covered Properties (2)
Hydrocarbon Gas Processing
Hydrocarbon Gas Processing
Patent: 6,915,662 →
Application: 10/003,453 →
Publication: US 2002/0065446
Related Assignments (7)
Other recorded transfers of the patents in this record — the chain of ownership.
Assignment of Assignor's Interest May 6, 1996
From: CAMPBELL, ROY E.; WILKINSON, JOHN D.; HUDSON, HANK M.; PIERCE, MICHAEL C.
To: ELCOR CORPORATION
Reel/Frame 007906/0671 →
Change of Name Dec 5, 2002
From: ELCOR CORPORATION
To: ELKCORP
Reel/Frame 013542/0705 →
Change of Name Dec 5, 2002
From: ELCOR CORPORATION
To: ELKCORP
Reel/Frame 013548/0345 →
Assignment of Assignor's Interest Dec 7, 2005
From: ELKCORP
To: ORTLOFF ENGINEERS, LTD.
Reel/Frame 016861/0910 →
Change of Name Apr 13, 2007
From: TORGO, LTD.
To: ORTLOFF ENGINEERS, LTD.
Reel/Frame 019193/0499 →
Assignment of Assignor's Interest Apr 20, 2007
From: TORGO, LTD.
To: ORTLOFF ENGINEERS, LTD.
Reel/Frame 019214/0489 →
Assignment of Assignor's Interest Sep 24, 2020
From: ORTLOFF ENGINEERS, LTD.
To: UOP LLC
Reel/Frame 054188/0807 →