Patent Assignment
Reel/Frame 016861/0910
Assignment of Assignor's Interest
Recorded: 2005-12-07
Pages: 30
Assignor
ELKCORP
Executed: 2005-05-31
Assignee
ORTLOFF ENGINEERS, LTD.
14911 QUORUM DRIVE, SUITE 600, DALLAS, TEXAS, 75254
Covered Properties
(2)
Hydrocarbon Gas Processing
Hydrocarbon Gas Processing
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 →
Corrective Assignment to Correct the Assignee Name and Address Previously Recorded on Reel 016861 Frame 0910. Assignor(S) Hereby Confirms the Assignment.
Feb 24, 2006
From: ELKCORP
To: TORGO LTD.
Reel/Frame 017215/0035 →
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 →